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List		 Addition Date Target Mission Instrument SizeSort Descending
Add Image to Favorite List 1999-12-17 Io Galileo
 Near Infrared Mapping Spectrometer
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A very active volcano on Jupiter's moon Io, probably composed of erupting lava fountains, was seen by NASA's Galileo spacecraft.
PIA02521:
Eruption from High Latitude Caldera Viewed by the Near-Infrared Mapping Spectrometer (NIMS)
Full Resolution:     TIFF (482.4 kB)     JPEG (46.98 kB)
Add Image to Favorite List 1999-12-17 Io Galileo
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This false-color infrared image of the Sunlit disk of Jupiter's moon Io was taken at the NASA Infrared Telescope Facility at Mauna Kea, Hawaii, a few hours after a November 25, 1999 close Io flyby by NASA's Galileo spacecraft.
PIA02522:
Earth-Based Observations of a Fire Fountain on Io
Full Resolution:     TIFF (58.53 kB)     JPEG (12.82 kB)
Add Image to Favorite List 1999-12-17 Io Galileo
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These false-color images of Io and Jupiter were taken with the NASA Infrared Telescope Facility at Mauna Kea, Hawaii, as part of a campaign to support closeup Io observations by NASA's Galileo spacecraft.
PIA02523:
Earth-based images of the Fall 1999 Loki Eruption
Full Resolution:     TIFF (162.4 kB)     JPEG (13.14 kB)
Add Image to Favorite List 1999-12-17 Io Galileo
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Like a terrestrial weather map, this map made by the photopolarimeter-radiometer onboard NASA's Galileo spacecraft shows how temperatures vary across the surface of Jupiter's moon Io. In this case temperatures are due to volcanic activity, not weather.
PIA02524:
Galileo PPR Temperature Maps of Loki in October 1999
Full Resolution:     TIFF (140.3 kB)     JPEG (61.33 kB)
Add Image to Favorite List 1999-12-17 Io Galileo
 Solid-State Imaging
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This mosaic of images collected by NASA's Galileo spacecraft on Thanksgiving Day, November 25, 1999 shows a fountain of lava spewing above the surface of Jupiter's moon Io.
PIA02525:
Interpreted Lava Fountains on Io
Full Resolution:     TIFF (1.3 MB)     JPEG (124.8 kB)
Add Image to Favorite List 2000-03-06 Io Galileo
 Solid-State Imaging
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This picture of Jupiter's volcanic moon Io combines high-resolution black and white images taken by NASA's Galileo spacecraft on October 10, 1999, with lower resolution color images taken by Galileo on July 3, 1999.
PIA02526:
Ionian Mountains and Calderas, in Color
Full Resolution:     TIFF (3.203 MB)     JPEG (170.4 kB)
Add Image to Favorite List 2000-03-06 Io Galileo
 Solid-State Imaging
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The Zal Patera region of Jupiter's volcanic moon Io is shown in this combination of high-resolution black and white images taken by NASA's Galileo spacecraft on November 25, 1999 and lower resolution color images taken by Galileo on July 3, 1999.
PIA02527:
Zal Patera, Io, in color
Full Resolution:     TIFF (2.005 MB)     JPEG (75.34 kB)
Add Image to Favorite List 2000-03-06 Europa Galileo
 Solid-State Imaging
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This 12-frame mosaic provides the highest resolution view ever obtained of the side of Jupiter's moon Europa that faces the giant planet. It was obtained by the camera onboard NASA's Galileo spacecraft during the spacecrafts 25th orbit of Jupiter.
PIA02528:
Europa's Jupiter-Facing Hemisphere
Full Resolution:     TIFF (246.1 kB)     JPEG (126.4 kB)
Add Image to Favorite List 2000-04-19 Europa Galileo
 Near Infrared Mapping Spectrometer
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This composite image of the Jupiter-facing hemisphere of Europa was obtained on Nov. 25, 1999 by NASA's Galileo spacecraft. Blue areas show cleanest, brightest icy surfaces, while the red areas have the highest concentrations of darker, non-ice materials.
PIA02529:
Europa: Sea Salts or Battery Acid
Full Resolution:     TIFF (976.3 kB)     JPEG (64.07 kB)
Add Image to Favorite List 2000-04-19 Io Galileo
 Solid-State Imaging
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Lava flows similar to those found in Hawaii are seen in the black and white image at top, taken by NASA's Galileo spacecraft. It is one of the highest resolution images ever obtained of Jupiter's volcanic moon Io.
PIA02533:
Highest Resolution of Lava Flows on Io
Full Resolution:     TIFF (1.276 MB)     JPEG (90.21 kB)
Add Image to Favorite List 2000-04-19 Io Galileo
 Solid-State Imaging
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Volcanic calderas, lava flows and cliffs are seen in this false color image of a region near the south pole of Jupiter's volcanic moon Io, created by combining a black and white image taken by NASA's Galileo spacecraft with lower resolution color images.
PIA02534:
Terrain near Io's South Pole, in Color
Full Resolution:     TIFF (1.812 MB)     JPEG (84.44 kB)
Add Image to Favorite List 2000-04-24 Amalthea Galileo
 Solid-State Imaging
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A montage of images of the small inner moons of Jupiter from the camera onboard NASA's Galileo spacecraft shows the best views obtained of these moons during Galileo's 11th orbit around the giant planet in November 1997.
PIA02530:
Jupiter Small Satellite Montage
Full Resolution:     TIFF (138.7 kB)     JPEG (19.02 kB)
Add Image to Favorite List 2000-04-24 Amalthea Galileo
 Solid-State Imaging
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These images of the inner Jovian moons Thebe, Amalthea, and Metis (left to right), taken in January 2000 by the camera onboard NASA's Galileo spacecraft, are the highest-resolution images ever obtained of these small, irregularly shaped satellites.
PIA02531:
Best images yet of Thebe, Amalthea and Metis
Full Resolution:     TIFF (85.79 kB)     JPEG (11.9 kB)
Add Image to Favorite List 2000-04-24 Amalthea Galileo
 Solid-State Imaging
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These two images of Jupiter's small, irregularly shaped moon Amalthea, obtained by the camera onboard NASA's Galileo spacecraft, form a 'stereo pair' that helps scientists determine this moon's shape and the topography of its surface features.
PIA02532:
Bright Streak on Amalthea
Full Resolution:     TIFF (134.2 kB)     JPEG (14.86 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Solid-State Imaging
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Culann Patera, one of the most colorful volcanic centers on Io, is the centerpiece of this mosaic of the best high-resolution, color view of Io yet returned by NASA's Galileo spacecraft.
PIA02535:
Culann Patera, Io, in False Color
Full Resolution:     TIFF (2.192 MB)     JPEG (105.6 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Solid-State Imaging
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This very high resolution mosaic shows the complex collection of lava flows, pits, domes, and possibly rafted plates of lava on Io. The images were taken by NASA's Galileo spacecraft on October 11, 1999 during its 24th orbit.
PIA02536:
1997 Lava Flows Near Pillan Patera, Io
Full Resolution:     TIFF (366.3 kB)     JPEG (169.6 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Solid-State Imaging
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This mosaic of images shows a portion of a long lava flow that appeared during the 17 years between flybys of Io by NASA's Voyager and Galileo spacecraft. Images are high resolution and were acquired by Galileo on October 11, 1999 during its 24th orbit.
PIA02537:
Lava Flows at Zamama, Io
Full Resolution:     TIFF (75.33 kB)     JPEG (39.4 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Solid-State Imaging
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These images illustrate just how quickly the surface of Io is changing. The image on the left shows lava flows from the volcano Prometheus as seen by NASA's Galileo spacecraft on October 11, 1999 on its 24th orbit (I24).
PIA02538:
Changes Observed in Just 4.5 Months at Prometheus, Io
Full Resolution:     TIFF (162.1 kB)     JPEG (69.06 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Solid-State Imaging
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NASA's Galileo spacecraft observed this volcano, Emakong Patera, a large, dark caldera from which numerous bright flows extend out in all directions. Unlike many of the other volcanoes on Io, high-temperature material has never been observed at Emakong.
PIA02539:
Bright Lava Flows at Emakong Patera, Io
Full Resolution:     TIFF (247.5 kB)     JPEG (105.2 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Solid-State Imaging
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NASA's Galileo spacecraft acquired the images in this mosaic of Hi-iaka Patera (the irregularly shaped, dark depression at the center of the image) and two nearby mountains on November 25, 1999 during its 25th orbit.
PIA02540:
Rifting at Hi'iaka Patera, Io?
Full Resolution:     TIFF (156.2 kB)     JPEG (61.54 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Near Infrared Mapping Spectrometer
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This image of Loki Patera on Jupiter's volcanic moon Io shows data taken by the near-infrared mapping spectrometer onboard NASA's Galileo spacecraft during its Io flyby on Oct. 10, 1999.
PIA02541:
Loki Patera/NIMS
Full Resolution:     TIFF (639.3 kB)     JPEG (78.9 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Near Infrared Mapping Spectrometer
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Volcanic 'hot spots' are seen in this color temperature map of the Prometheus volcano on Jupiter's moon Io created with data obtained by NASA's Galileo and Voyager spacecraft.
PIA02542:
Prometheus/NIMS
Full Resolution:     TIFF (1.242 MB)     JPEG (29.71 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Near Infrared Mapping Spectrometer
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The Prometheus region of Jupiter's moon Io was imaged by NASA's Galileo spacecraft in 1999. The maps made from spectrometer data show the interplay between hot silicates on the surface and sulfur dioxide frost.
PIA02543:
Prometheus Silicates/Sulfur dioxide/NIMS
Full Resolution:     TIFF (4.722 MB)     JPEG (347.4 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Near Infrared Mapping Spectrometer
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The Culann Patera volcano on Jupiter's moon Io was observed by the near-infrared mapping spectrometer instrument onboard NASA's Galileo spacecraft during its Io flyby on Nov. 25, 1999.
PIA02544:
Culann Patera/NIMS
Full Resolution:     TIFF (478.6 kB)     JPEG (16.82 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Solid-State Imaging
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NASA's Galileo spacecraft caught this volcanic eruption in action on Jupiter's moon Io on November 25, 1999. This mosaic shows Tvashtar Catena, a chain of calderas, in enhanced color.
PIA02545:
Eruption at Tvashtar Catena, Io, in Color
Full Resolution:     TIFF (1.946 MB)     JPEG (86.57 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Photopolarimeter-Radiometer
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This image depicts the discovery of sulfur gas in the plume of the Pele volcano on Jupiter's moon Io, as seen by the Hubble Space Telescope in October 1999, during a flyby of Io by NASA's Galileo spacecraft.
PIA02546:
Sulfur Gas in Pele's Plume
Full Resolution:     TIFF (544.7 kB)     JPEG (42.15 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Photopolarimeter-Radiometer
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Ideas about the role of sulfur in volcanoes on Jupiter's moon Io are illustrated. Sulfur gas consisting of pairs of sulfur atoms (S2), detected above Io's volcano Pele by the Hubble Space Telescope, is ejected from the hot vents of Io's volcanoes.
PIA02547:
The Role of Sulfur in Io's Volcanoes
Full Resolution:     TIFF (1.611 MB)     JPEG (75.39 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Near Infrared Mapping Spectrometer
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This is the first-ever map of temperatures over large areas of Io's night-side, obtained with the photopolarimeter-radiometer instrument onboard NASA's Galileo spacecraft during flybys of Io in November 1999 and February 2000.
PIA02548:
Temperature Map of Io's Night Side
Full Resolution:     TIFF (924.6 kB)     JPEG (82.66 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Near Infrared Mapping Spectrometer
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This image compares temperatures at the volcano Loki, the most powerful volcano on Io, seen by the photopolarimeter-radiometer instrument onboard NASA's Galileo spacecraft during its October 1999 flyby of Jupiter's moon Io, and its February 2000 flyby.
PIA02549:
Temperature Comparison at Loki
Full Resolution:     TIFF (291.5 kB)     JPEG (133.3 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Solid-State Imaging
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An active volcanic eruption on Jupiter's moon Io was captured in this image taken on February 22, 2000 by NASA's Galileo spacecraft. Tvashtar Catena, a chain of giant volcanic calderas, where an energetic eruption caught in action in November 1999.
PIA02550:
Ongoing Volcanic Eruption at Tvashtar Catena, Io
Full Resolution:     TIFF (2.248 MB)     JPEG (81.64 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Solid-State Imaging
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Detail of one of the calderas, or collapsed volcanic craters, on Jupiter's moon Io, is seen in these images acquired on February 22, 2000by NASA's Galileo spacecraft. Taken from a distance of 700 to 800 kilometers (roughly 400 to 500 miles).
PIA02551:
Snapshots of Chaac: Io's Calderas Up Close
Full Resolution:     TIFF (215.1 kB)     JPEG (89.51 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Solid-State Imaging
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This stereo image illustrates the topography of the Tvashtar Catena region on Jupiter's moon Io. It was created by combining two different views of Tvashtar taken by NASA's Galileo spacecraft on November 25, 1999 and February 22, 2000.
PIA02552:
Stereo Image of Tvashtar Catena, Io
Full Resolution:     TIFF (1.615 MB)     JPEG (96.08 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Solid-State Imaging
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This stereo image of Jupiter's moon Io shows the topography of a region on Io that includes the Zal Patera feature and a mountain or plateau that borders it to the west. It was created by combining two different views taken by NASA's Galileo spacecraft.
PIA02553:
Stereo Image of Zal Patera and Neighboring Mountain, Io
Full Resolution:     TIFF (532.5 kB)     JPEG (23.59 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Solid-State Imaging
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This image from NASA's Galileo spacecraft shows one of many mountains on Jupiter's moon Io. The image was made by combining a recent high-resolution, black and white image with earlier low-resolution color data to provide a high-resolution, color view.
PIA02554:
Colorized View of Zal Region, Io
Full Resolution:     TIFF (564.4 kB)     JPEG (39.15 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Solid-State Imaging
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This mosaic of images taken by NASA's Galileo spacecraft on February 22, 2000 shows three mountains and two lava-filled depressions in the Shamshu region of Jupiter's moon Io. The dark oval feature is a depression that has been resurfaced by lava flows.
PIA02555:
Shamshu Mons and Patera, Io
Full Resolution:     TIFF (251 kB)     JPEG (83.46 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Solid-State Imaging
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This image, acquired by NASA's Galileo spacecraft on February 22, 2000, is the highest resolution image ever taken of Io. The resolution is 5.2 meters (18 feet) per picture element.
PIA02556:
Highest-Resolution Picture of Io
Full Resolution:     TIFF (471.2 kB)     JPEG (105.6 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Solid-State Imaging
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The margin of the lava flow field associated with the Prometheus volcanic plume on Jupiter's moon Io is seen in this image, acquired by NASA's Galileo spacecraft on February 22, 2000. The image has a resolution of 12 meters (39 feet) per picture element.
PIA02557:
Lava Flows and Ridged Plains at Prometheus, Io
Full Resolution:     TIFF (460.9 kB)     JPEG (76.71 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Near Infrared Mapping Spectrometer
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Changes in the volcanoes on Jupiter's moon Io can be seen in these three views, taken by NASA's Galileo spacecraft during its three flybys of Io in October 1999, November 1999 and February 2000.
PIA02558:
Myriad of Hot Spots on Io
Full Resolution:     TIFF (56.56 kB)     JPEG (27.49 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Near Infrared Mapping Spectrometer
 850x410x1
This image shows the Chaac region, on Jupiter's moon Io, viewed by two instruments on NASA's spacecraft Galileo during the flyby on February 22, 2000. On the left is an image taken by Galileo's onboard camera.
PIA02559:
Sulphur Dioxide on the Chaac Region of Io
Full Resolution:     TIFF (145.7 kB)     JPEG (35.13 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Near Infrared Mapping Spectrometer
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Pele, one of Io's best-known volcanoes, was observed by NASA's Galileo spacecraft, during the flyby of Jupiter's moon Io on February 22, 2000.
PIA02560:
Temperature Map of Pele, Io
Full Resolution:     TIFF (1.376 MB)     JPEG (57.62 kB)
Add Image to Favorite List 2000-07-10 Europa Galileo
 Near Infrared Mapping Spectrometer
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This false-color image reveals the scar of a past major impact of a comet or small asteroid on Europa's surface. A city-sized impact crater was viewed by NASA's Galileo spacecraft.
PIA02561:
Europa Impact Crater
Full Resolution:     TIFF (904.6 kB)     JPEG (55.73 kB)
Add Image to Favorite List 2000-08-03 Ganymede Galileo
 Solid-State Imaging
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Cutaway views of the possible internal structures of the Galilean satellites. Ganymede at lower left, Callisto at lower right, Io on upper left, and Europa on upper right in a combined biew from NASA's Galileo and Voyager spacecraft.
PIA01082:
Possible Internal Structures of the Galilean Satellites
Full Resolution:     TIFF (4.452 MB)     JPEG (474.8 kB)
Add Image to Favorite List 2000-08-11 Europa Galileo
 Solid-State Imaging
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This image, acquired by NASA's Galileo spacecraft on September 26, 1998, shows features on the surface of Jupiter's moon Europa that a scientific report published today interprets as signs of compressive folding.
PIA02960:
Folds on Europa
Full Resolution:     TIFF (3.943 MB)     JPEG (775.9 kB)
Add Image to Favorite List 2000-09-25 Jupiter Galileo
 Solid-State Imaging
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True-color (left) and false-color (right) mosaics of Jupiter's northern hemisphere between 10 and 50 degrees latitude. This image was taken by NASA's Galileo spacecraft on April 3, 1997 at a distance of 1.4 million kilometers.
PIA03000:
Atmospheric Motion in Jupiter's Northern Hemisphere
Full Resolution:     TIFF (22.55 MB)     JPEG (540 kB)
Add Image to Favorite List 2000-09-25 J Rings Galileo
 Solid-State Imaging
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NASA's Galileo spacecraft acquired this mosaic of Jupiter's ring system when the spacecraft was in Jupiter's shadow looking back toward the Sun. Jupiter's ring system is composed of three parts: a gossamer ring, a flat main ring, and a donut-shaped halo.
PIA03001:
Jovian Ring System Mosaic
Full Resolution:     TIFF (3.623 MB)     JPEG (338.8 kB)
Add Image to Favorite List 2000-09-25 Europa Galileo
 Solid-State Imaging
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The image on the left shows a region of Europa's crust made up of blocks which are thought to have broken apart and 'rafted' into new positions. These images were obtained by NASA's Galileo spacecraft.
PIA03002:
Blocks in the Europan Crust Provide More Evidence of Subterranean Ocean
Full Resolution:     TIFF (33.29 MB)     JPEG (1.296 MB)
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
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This mosaic of images acquired by NASA's Galileo spacecraft on February 22, 2000, shows the highest resolution view ever obtained of the surface of Jupiter's volcanic moon Io, 5 to 6 meters (16 to 20 feet) per picture element.
PIA02562:
Very High Resolution View of Io's Surface
Full Resolution:     TIFF (292 kB)     JPEG (137.4 kB)
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
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A hot, active volcanic crater named Camaxtli Patera (large feature to the right) is shown in this image of Jupiter's moon Io taken by NASA's Galileo spacecraft on February 22, 2000.
PIA02563:
Camaxtli Patera, An Active Volcanic Center on Io
Full Resolution:     TIFF (638.4 kB)     JPEG (169.6 kB)
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
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This composite of images, all acquired by NASA's Galileo spacecraft, contains three views at three different image resolutions of the volcano Prometheus on Jupiter's moon Io. The upper mosaic consists of eight high-resolution frames.
PIA02564:
Io's Prometheus Volcano at Various Resolutions
Full Resolution:     TIFF (739.5 kB)     JPEG (93.19 kB)
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
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Prometheus is the 'Old Faithful' of the many volcanoes on Jupiter's moon Io. A broad, umbrella-shaped plume of gas and dust has been spotted above Prometheus by NASA's Voyager and Galileo spacecraft every time the viewing conditions have been favorable.
PIA02565:
Sources of Volcanic Plumes Near Prometheus
Full Resolution:     TIFF (1.988 MB)     JPEG (98.6 kB)
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
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Most of the 12 images in this mosaic were taken on February 22, 2000, by NASA's Galileo spacecraft. It has been merged with lower-resolution color data acquired by Galileo during the summer of 1999.
PIA02566:
Io's Chain of Craters
Full Resolution:     TIFF (1.389 MB)     JPEG (93.06 kB)
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
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This mosaic combines images collected in February 2000 and the summer of 1999 by NASA's Galileo spacecraft to highlight new details of the longest active lava flow known in the solar system.
PIA02567:
Giant Lava Flow on Io, in Color
Full Resolution:     TIFF (1.187 MB)     JPEG (44.4 kB)
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
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This high-resolution mosaic of images taken by NASA's Galileo spacecraft shows lava flows, bright streaks, and ridged plains at the northern margin of the lava flow field at the volcanic center Prometheus on Jupiter's moon Io.
PIA02568:
Galileo Takes a Close-up Look at Prometheus
Full Resolution:     TIFF (209.3 kB)     JPEG (67.37 kB)
Add Image to Favorite List 2000-10-26 Jupiter Galileo
 Near Infrared Mapping Spectrometer
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The first discrete ammonia ice cloud positively identified on Jupiter is shown in this image taken by NASA's Galileo spacecraft. Ammonia ice is shown in clouds to the northwest of the Great Red Spot.
PIA02569:
Ammonia Ice near Jupiter's Great Red Spot
Full Resolution:     TIFF (7.819 MB)     JPEG (148.5 kB)
Add Image to Favorite List 2000-11-03 Mars Galileo
Mars Global Surveyor (MGS)
 Mars Orbiter Camera (MOC)
Solid-State Imaging
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This composite image, from NASA's Galileo and Mars Global Survey orbiters, of Earth and Mars was created to allow viewers to gain a better understanding of the relative sizes of the two planets.
PIA02570:
Earth Mars Comparison
Full Resolution:     TIFF (5.946 MB)     JPEG (269.4 kB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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Impact craters dominate the surface down to the smallest features visible on the dark terrain of the Nicholson Regio region of Jupiter's moon Ganymede in this image taken by NASA's Galileo spacecraft.
PIA02571:
Ganymede Dark Terrain at High Resolution
Full Resolution:     TIFF (3.771 MB)     JPEG (838.9 kB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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The area of Nicholson Regio and Arbela Sulcus illustrates many of the diverse terrain types on Jupiter's moon Ganymede, as seen in this image taken by NASA's Galileo spacecraft.
PIA02572:
Region of Ganymede with Mix of Terrains
Full Resolution:     TIFF (2.166 MB)     JPEG (451.2 kB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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This view of the Nicholson Regio/Arbela Sulcus region on Jupiter's moon Ganymede, taken by NASA's Galileo spacecraft, shows the stark contrast between the smooth bright terrain and the surrounding highly fractured dark terrain.
PIA02573:
Regional View of Bright and Dark Terrain
Full Resolution:     TIFF (2.894 MB)     JPEG (598.8 kB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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This frame compares a high-resolution view of Arbela Sulcus on Jupiter's moon Ganymede (top) with the gray band Thynia Linea on another Jovian moon, Europa (bottom), shown to the same scale. Both images are from NASA's Galileo spacecraft.
PIA02574:
Ganymede Feature Resembling Europa
Full Resolution:     TIFF (1.687 MB)     JPEG (378.7 kB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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This image, taken by NASA's Galileo spacecraft, shows a same-scale comparison between Arbela Sulcus on Jupiter's moon Ganymede (left) and an unnamed band on another Jovian moon, Europa (right).
PIA02575:
Comparison of Ganymede and Europa features
Full Resolution:     TIFF (5.617 MB)     JPEG (1.04 MB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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This view of Arbela Sulcus, a 24-kilometer-wide (15-mile-wide) region of furrows and ridges on Jupiter's moon Ganymede, shows its relationship to the dark terrain surrounding it. NASA's Galileo spacecraft took these pictures during its flyby of Ganymede.
PIA02576:
Perspective view of Arbela Sulcus, Ganymede
Full Resolution:     TIFF (561.9 kB)     JPEG (118.7 kB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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The ancient, dark terrain of Nicholson Regio shows many large impact craters, and zones of fractures oriented generally parallel to the boundary between the dark and bright regions of Jupiter's moon Ganymede. Image taken by NASA's Galileo spacecraft.
PIA02577:
Bright-Dark Terrain Boundary, Ganymede
Full Resolution:     TIFF (1.508 MB)     JPEG (364.7 kB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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The boundary between the bright terrain of Harpagia Sulcus and dark terrain of Nicholson Regio areas of Jupiter's moon Ganymede springs out when viewed through red/blue 3-D glasses, in this image taken by NASA's Galileo spacecraft as it flew by Ganymede.
PIA02578:
Bright-Dark Terrain Boundary in stereo
Full Resolution:     TIFF (1.147 MB)     JPEG (90.2 kB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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These images, taken by NASA's Galileo spacecraft on its May 20, 2000, flyby of Jupiter's moon Ganymede, illustrate the boundary and different elevations between the dark, ancient terrain of Nicholson Regio and bright, younger terrain of Harpagia Sulcus.
PIA02579:
Bright-dark boundary and topographical model
Full Resolution:     TIFF (2.085 MB)     JPEG (273.1 kB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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The shallow, scalloped depression in the center of this picture from NASA's Galileo spacecraft is a caldera-like feature 5 to 20 kilometers (3 to 12 miles) wide on Jupiter's largest moon, Ganymede.
PIA02580:
Caldera-like depression on Ganymede
Full Resolution:     TIFF (7.14 MB)     JPEG (1.173 MB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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The highest-resolution images ever obtained of Jupiter's moon Ganymede show that even smooth-looking terrain has been deformed at a fine scale. The high-resolution image taken of the bright Harpagia Sulcus area by NASA's Galileo spacecraft during a flyby.
PIA02581:
Not-so-smooth Bright Terrain of Harpagia Sulcus
Full Resolution:     TIFF (4.338 MB)     JPEG (966.7 kB)
Add Image to Favorite List 2000-12-16 Ganymede Galileo
 Solid-State Imaging
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NASA's Galileo spacecraft took this image of dark terrain within Nicholson Regio, near the border with Harpagia Sulcus on Jupiter's moon Ganymede. The ancient, heavily cratered dark terrain is faulted by a series of scarps.
PIA02582:
Stair-step Scarps in Dark Terrain on Ganymede
Full Resolution:     TIFF (615.6 kB)     JPEG (143.8 kB)
Add Image to Favorite List 2000-12-17 Ganymede Galileo
 Solid-State Imaging
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A simulated flyover of an area on Jupiter's largest moon, Ganymede, based on images taken by NASA's Galileo spacecraft, takes the viewer over rugged, ancient terrain that is interrupted by a bright icy swath of more recent surfacing.
PIA02583:
Arbela Sulcus Flyover Movie Animation Icon
Full Resolution:
Add Image to Favorite List 2001-02-23 Io Galileo
 Solid-State Imaging
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These images from NASA's Galileo spacecraft show changes in the largest active field lava flows in the solar system, the Amirani lava flow on Jupiter's moon Io. Scientists have identified 23 distinct new flows by comparing the two images.
PIA02585:
Amirani's Big Lava Flow on Io
Full Resolution:     TIFF (12.55 MB)     JPEG (619.1 kB)
Add Image to Favorite List 2001-02-23 Io Galileo
 Solid-State Imaging
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Images taken at different times and from different positions by NASA's Galileo spacecraft provide information about the three-dimensional structure of a large mountain named Tohil Mons on Jupiter's moon Io.
PIA02586:
Tohil Mons, Io
Full Resolution:     TIFF (5.223 MB)     JPEG (602.5 kB)
Add Image to Favorite List 2001-02-26 Io Galileo
 Solid-State Imaging
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This pair of images taken by NASA's Galileo spacecraft captures a dynamic eruption at Tvashtar Catena, a chain of volcanic bowls on Jupiter's moon Io. They show a change in the location of hot lava over a period of a few months in 1999 and early 2000.
PIA02584:
Eruption at Tvashtar Catena on Io
Full Resolution:     TIFF (1.901 MB)     JPEG (114.5 kB)
Add Image to Favorite List 2001-02-28 Earth Galileo
 Solid-State Imaging
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This color image of the Simpson Desert in Australia was obtained by NASA's Galileo spacecraft at about 2:30 p.m. PST, Dec. 8, 1990, at a range of more than 35,000 miles.
PIA00115:
Earth - Simpson Desert, Central Australia
Full Resolution:     TIFF (920 kB)     JPEG (59.48 kB)
Add Image to Favorite List 2001-02-28 Earth Galileo
 Solid-State Imaging
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This false color image of the Eastern Coast of Australia was obtained by NASA's Galileo spacecraft at about 3:00 p.m. PST, Dec. 8, 1990, at a range of more than 35,000 miles.
PIA00121:
Earth - Eastern Australia Coast
Full Resolution:     TIFF (693.7 kB)     JPEG (57.29 kB)
Add Image to Favorite List 2001-03-13 Ganymede Galileo
 Solid-State Imaging
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These two frames, derived from images of Jupiter's moon Ganymede by NASA's Galileo and Voyager spacecraft, show bright terrain types and topography within an area called Sippar Sulcus in Ganymede's southern hemisphere.
PIA03214:
Sippar Sulcus, Ganymede
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Add Image to Favorite List 2001-03-13 Ganymede Galileo
 Solid-State Imaging
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Terrain units and topography of the area where a bright swath called Erech Sulcus intersects northern Sippar Sulcus on Jupiter's moon Ganymede are shown in these frames taken from images of Jupiter's moon Ganymede by NASA's Galileo and Voyager spacecraft.
PIA03215:
Erech Sulcus, Ganymede
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Add Image to Favorite List 2001-03-13 Ganymede Galileo
 Solid-State Imaging
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Embayment of ridges and troughs in a portion of the Sippar Sulcus area of Jupiter's moon Ganymede in this image from NASA's Galileo spacecraft is interpreted as evidence that the low-lying area was filled in by flooding with low-viscosity material.
PIA03216:
Ridges and Troughs in Sippar Sulcus, Ganymede
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Add Image to Favorite List 2001-03-13 Ganymede Galileo
 Solid-State Imaging
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An irregularly shaped caldera, or pit, within the bright swath called Sippar Sulcus on Jupiter's moon Ganymede dominates this image taken by NASA's Galileo spacecraft.
PIA03217:
Caldera in Sippar Sulcus, Ganymede
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Add Image to Favorite List 2001-03-13 Ganymede Galileo
 Solid-State Imaging
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This perspective view, simulating a low altitude flight over the surface of Ganymede, was made possible by topographic analysis of stereo images of the Sippar Sulcus region. Such a view was made possible when NASA's Galileo spacecraft passed Ganymede.
PIA03218:
Ganymede Topography
Full Resolution:     TIFF (586.4 kB)     JPEG (182.9 kB)
Add Image to Favorite List 2001-03-29 Io Cassini-Huygens
Galileo
 Solid-State Imaging
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Two tall volcanic plumes and the rings of red material they have deposited onto surrounding surface areas appear in images taken of Jupiter's moon Io by NASA's Galileo and Cassini spacecraft in late December 2000 and early January 2001.
PIA02588:
Galileo and Cassini Image Two Giant Plumes on Io
Full Resolution:     TIFF (1.374 MB)     JPEG (96.56 kB)
Add Image to Favorite List 2001-06-22 Io Galileo
 Photopolarimeter-Radiometer
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Powerful volcanoes and the previous day's sunshine warm the nighttime surface of Jupiter's moon Io, as seen in this image from NASA's Galileo spacecraft. The left-hand frame shows the best view that Galileo has yet provided of Io's nighttime temperatures.
PIA02589:
Io's Nighttime Heat
Full Resolution:     TIFF (1.384 MB)     JPEG (51.07 kB)
Add Image to Favorite List 2001-06-22 Europa Galileo
 Solid-State Imaging
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Europa, a moon of Jupiter, appears as a thick crescent in this enhanced-color image from NASA's Galileo spacecraft, which has been orbiting Jupiter since 1995. The view combines images taken in violet, green and near-infrared filters in 1998 and 1995.
PIA02590:
Europa's Frozen Surface
Full Resolution:     TIFF (1.322 MB)     JPEG (111.1 kB)
Add Image to Favorite List 2001-08-22 Callisto Galileo
 Solid-State Imaging
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The highest-resolution views ever obtained of any of Jupiter's moons, taken by NASA's Galileo spacecraft in May 2001, reveal numerous bright, sharp knobs covering a portion of Jupiter's moon Callisto.
PIA03455:
Callisto Close-up with Jagged Hills
Full Resolution:     TIFF (1.625 MB)     JPEG (311.7 kB)
Add Image to Favorite List 2001-08-22 Callisto Galileo
 Solid-State Imaging
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Bright scars on a darker surface testify to a long history of impacts on Jupiter's moon Callisto in this image of Callisto from NASA's Galileo spacecraft.
PIA03456:
Global Callisto in Color
Full Resolution:     TIFF (1.219 MB)     JPEG (73.69 kB)
Add Image to Favorite List 2001-10-04 Io Galileo
 Near Infrared Mapping Spectrometer
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Volcanic hot spots, including a bright one never seen before, pepper an infrared color-coded image (left) of Jupiter's moon Io, taken by NASA's Galileo spacecraft on Aug. 6, 2001.
PIA02591:
Hot Spots on Io
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Add Image to Favorite List 2001-10-04 Io Galileo
 Solid-State Imaging
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Backlit views show a giant volcanic plume as a bulge on the crescent edge of Jupiter's moon Io, and more fully lit views reveal rings where sulfur-rich plume material has fallen back to the ground, in images captured by NASA's Galileo spacecraft.
PIA02592:
Northern Plume and Plume Deposits on Io
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Add Image to Favorite List 2001-11-27 Io Galileo
 Near Infrared Mapping Spectrometer
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New and older lava flows clustered in the Tvashtar region of Jupiter's moon Io appeared as hot spots in a temperature map from NASA's Galileo spacecraft in 1999.
PIA02594:
Io's Tvashtar Area in Infrared: Multiple Lava Flows
Full Resolution:     TIFF (441.1 kB)     JPEG (31.68 kB)
Add Image to Favorite List 2001-11-27 Io Galileo
 Near Infrared Mapping Spectrometer
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High temperatures observed by NASA's Galileo spacecraft along the western edge of the Loki volcano on Jupiter's moon Io may indicate freshly exposed material at the shore of a lava lake during an Oct. 16, 2001 flyby of Io.
PIA02595:
Io's Loki in Infrared: Hot Edge
Full Resolution:     TIFF (94.45 kB)     JPEG (34.11 kB)
Add Image to Favorite List 2001-11-27 Io Galileo
 Solid-State Imaging
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In this view from NASA's Galileo spacecraft in 2001, the Pele hot spot on Jupiter's moon Io shows a complex pattern of areas glowing in the dark, including areas likely to be fresh overturning of a lava lake's crust.
PIA02596:
Io's Pele Glowing in the Dark
Full Resolution:     TIFF (471.9 kB)     JPEG (98.62 kB)
Add Image to Favorite List 2001-11-27 Io Galileo
 Solid-State Imaging
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A cliff slumps outward in these high-resolution views that NASA's Galileo spacecraft captured the edge of a mountain named Telegonus Mensa on Jupiter's moon Io.
PIA02597:
Slumping Cliff on Io in High Resolution
Full Resolution:     TIFF (309.9 kB)     JPEG (41.94 kB)
Add Image to Favorite List 2001-11-29 Callisto Galileo
 Solid-State Imaging
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The heavily cratered portion of the surface of Jupiter's moon Callisto, seen in this image recorded by NASA's Galileo spacecraft, resembles most of Callisto that's been seen in high resolution.
PIA02593:
Opposite Side of Callisto from Valhalla Impact
Full Resolution:     TIFF (609.1 kB)     JPEG (121.2 kB)
Add Image to Favorite List 2001-12-10 Io Galileo
 Solid-State Imaging
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Wonderful colors in a volcanic crater named Tupan Patera on Jupiter's moon Io, as seen in this image from NASA's Galileo spacecraft, show varied results of lava interacting with sulfur-rich materials.
PIA02599:
Colorful Tupan Patera, Io
Full Resolution:     TIFF (1.55 MB)     JPEG (68.25 kB)
Add Image to Favorite List 2001-12-10 Io Galileo
 Near Infrared Mapping Spectrometer
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In August 2001, NASA's Galileo spacecraft has returned imagery of a hot spot on Jupiter's moon Io that was the source of a towering plume indicating a sulfur-dioxide concentration that may have been fallout from the plume.
PIA03602:
A New Hot Spot on Northern Io
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Add Image to Favorite List 2001-12-10 Io Galileo
 Photopolarimeter-Radiometer
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Nighttime temperatures in the southern hemisphere of Jupiter's moon Io, mapped here with data from NASA's Galileo spacecraft, give hints about the textures of surface materials, as well as the locations of volcanic hot spots.
PIA03603:
Nighttime Temperatures on Southern Io
Full Resolution:     TIFF (2.642 MB)     JPEG (344.3 kB)
Add Image to Favorite List 2001-12-10 Io Galileo
 Near Infrared Mapping Spectrometer
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Tupan Caldera, a volcanic crater on Jupiter's moon Io, has a relatively cool area, possibly an island, in its center, as indicated by infrared imagery from NASA's Galileo spacecraft during an Oct. 16, 2001 flyby.
PIA03601:
Io's Tupan Caldera in Infrared
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Add Image to Favorite List 2001-12-10 Io Galileo
 Solid-State Imaging
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Dramatic shadows across a mountainous landscape on Jupiter's moon Io reveal details of the topography around a peak named Tohil Mons in this mosaic created from images taken by NASA's Galileo spacecraft in October 2001.
PIA03600:
Tall Mountain, Tohil Mons, on Io
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Add Image to Favorite List 2001-12-10 Io Galileo
 Solid-State Imaging
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Clues about how lava spreads great distances on Jupiter's volcanic moon Io come from high-resolution views taken by NASA's Galileo spacecraft of a lava channel flowing out of Emakong Patera near Io's equator.
PIA02598:
Lava Channel at Io's Emakong Patera
Full Resolution:     TIFF (12.18 MB)     JPEG (1.129 MB)
Add Image to Favorite List 2002-02-16 Europa Galileo
Voyager
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The images used for the base of this globe were chosen from the best image quality and moderate resolution coverage supplied by NASA's Galileo and Voyager 1 spacecraft of Jupiter's moon, Europa.
PIA03526:
Europa Hemispherical Globes
Full Resolution:     TIFF (24.1 MB)     JPEG (6.048 MB)
Add Image to Favorite List 2002-05-10 Ganymede Galileo
Voyager
 VG Imaging Science Subsystem
VG Imaging Science Subsystem - Narrow Angle
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The images used for the base of this Ganymede globe were chosen from coverage supplied by NASA's Galileo solid-state imaging (SSI) camera and Voyager 1 and 2 spacecraft.
PIA03781:
Global Map of Ganymede
Full Resolution:     TIFF (79.65 MB)     JPEG (4.501 MB)
Add Image to Favorite List 2002-05-28 Io Galileo
 Solid-State Imaging
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Scientists pointed NASA's Galileo spacecraft camera at the Tohil region of Jupiter's moon Io to investigate the curious relationship between Io's mountains and its volcanoes.
PIA03527:
Detailed View of Mountain and Craters at Tohil, Io
Full Resolution:     TIFF (227.7 kB)     JPEG (98.12 kB)
Add Image to Favorite List 2002-05-28 Io Galileo
 Solid-State Imaging
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These images of an area called Telegonus Mensa on Jupiter's moon Io, taken by NASA's Galileo spacecraft on Oct. 16, 2001, reveal a complex interplay of geologic processes.
PIA03528:
Collapsing Cliff at Telegonus Mensa, Io
Full Resolution:     TIFF (301.6 kB)     JPEG (105 kB)
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