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Addition Date TargetSort Descending Mission Instrument Size
Add Image to Favorite List 1998-06-04 Io Voyager
Imaging Science Subsystem
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A huge area of Io's volcanic plains is shown in this archival image mosaic from NASA's Voyager 1. Numerous volcanic calderas and lava flows are visible here. Loki Patera, an active lava lake, is the large shield-shaped black feature.
PIA00320:
Loki Patera
Full Resolution:     TIFF (3.631 MB)     JPEG (156.6 kB)
Add Image to Favorite List 1998-06-04 Io Voyager
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Io, the Ra Patera, Mazda Catena, and Gibil Patera Area
PIA00321:
Io, the Ra Patera, Mazda Catena, and Gibil Patera Area
Full Resolution:     TIFF (2.485 MB)     JPEG (92.7 kB)
Add Image to Favorite List 1998-06-04 Io Voyager
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Eruption of Pele
PIA00323:
Eruption of Pele
Full Resolution:     TIFF (8.268 MB)     JPEG (268 kB)
Add Image to Favorite List 1998-06-04 Io Voyager
Imaging Science Subsystem
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Io's volcanic plains are shown in this archival image from NASA's Voyager 1, which spans an area about 1030 km (640 miles) from left to right. Numerous volcanic calderas and lava flows are visible.
PIA00324:
Volcanic Plains of Io Near Galai Patera
Full Resolution:     TIFF (2.732 MB)     JPEG (150.1 kB)
Add Image to Favorite List 1998-06-04 Io Voyager
Imaging Science Subsystem
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This archival image mosaic from NASA's Voyager 1 shows Io's south polar region. The South Pole is near the terminator (line between daylight and night) at right center. Haemus Mons, a 10-km high (32,000 foot) mountain is at bottom.
PIA00327:
Io, the South Polar Region
Full Resolution:     TIFF (8.014 MB)     JPEG (297.8 kB)
Add Image to Favorite List 1998-06-04 Io Voyager
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Io, Showing Volcanic Plains and Mountains
PIA00328:
Io, Showing Volcanic Plains and Mountains
Full Resolution:     TIFF (1.445 MB)     JPEG (51.48 kB)
Add Image to Favorite List 1999-08-31 Io Voyager
VG ISS - Narrow Angle
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Io Surface Deposits and Volcano
PIA00361:
Io Surface Deposits and Volcano
Full Resolution:     TIFF (1.38 MB)     JPEG (49.09 kB)
Add Image to Favorite List 1996-11-16 Io Voyager
VG ISS - Narrow Angle
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Io - Volcanic Eruption
PIA00373:
Io - Volcanic Eruption
Full Resolution:     TIFF (66.68 kB)     JPEG (11.83 kB)
Add Image to Favorite List 1996-11-16 Io Voyager
VG ISS - Narrow Angle
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Io - One of at Least Four Simultaneous Erupting Volcanic Eruptions
PIA00374:
Io - One of at Least Four Simultaneous Erupting Volcanic Eruptions
Full Resolution:     TIFF (25.26 kB)     JPEG (4.047 kB)
Add Image to Favorite List 1996-11-16 Io Voyager
VG ISS - Narrow Angle
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Io - Volcano Loki and Loki Patera
PIA00375:
Io - Volcano Loki and Loki Patera
Full Resolution:     TIFF (517.3 kB)     JPEG (51.9 kB)
Add Image to Favorite List 1997-01-09 Io Voyager
VG ISS - Narrow Angle
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Io At 5 Million Miles
PIA00378:
Io At 5 Million Miles
Full Resolution:     TIFF (304.1 kB)     JPEG (34.45 kB)
Add Image to Favorite List 1997-01-09 Io Voyager
VG ISS - Narrow Angle
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Volcanic Eruptions on Io
PIA00379:
Volcanic Eruptions on Io
Full Resolution:     TIFF (7.186 kB)     JPEG (2.809 kB)
Add Image to Favorite List 1998-06-08 Io Voyager
VG ISS - Narrow Angle
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Io: Cylindrical Projection
PIA00401:
Io: Cylindrical Projection
Full Resolution:     TIFF (4.465 MB)     JPEG (229.2 kB)
Add Image to Favorite List 1999-10-14 Io Voyager
VG ISS - Narrow Angle
512x512x3
Io
PIA01362:
Io
Full Resolution:     TIFF (215.9 kB)     JPEG (16.02 kB)
Add Image to Favorite List 1998-12-05 Io Voyager
VG ISS - Narrow Angle
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Jupiter's Moon Io
PIA01368:
Jupiter's Moon Io
Full Resolution:     TIFF (736.2 kB)     JPEG (138.3 kB)
Add Image to Favorite List 1998-11-02 Io Voyager
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South Polar Region of Io
PIA01485:
South Polar Region of Io
Full Resolution:     TIFF (8.229 MB)     JPEG (257.5 kB)
Add Image to Favorite List 1999-03-13 Io Voyager
VG ISS - Narrow Angle
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Io Surface Deposits and Volcanic Craters
PIA01514:
Io Surface Deposits and Volcanic Craters
Full Resolution:     TIFF (2.1 MB)     JPEG (70.93 kB)
Add Image to Favorite List 1999-05-08 Io Voyager
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Volcanic Activity on Io
PIA01530:
Volcanic Activity on Io
Full Resolution:     TIFF (3.3 MB)     JPEG (174.6 kB)
Add Image to Favorite List 1999-06-16 Io Voyager
VG ISS - Narrow Angle
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Volcanic Explosion on Io
PIA01971:
Volcanic Explosion on Io
Full Resolution:     TIFF (643.1 kB)     JPEG (36.06 kB)
Add Image to Favorite List 1999-07-16 Io Voyager
VG ISS - Narrow Angle
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Io - Jupiter's inner satellite
PIA01986:
Io - Jupiter's inner satellite
Full Resolution:     TIFF (95.37 kB)     JPEG (4.945 kB)
Add Image to Favorite List 1999-07-23 Io Voyager
VG ISS - Narrow Angle
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Io
PIA01989:
Io
Full Resolution:     TIFF (17.54 kB)     JPEG (9.241 kB)
Add Image to Favorite List 1999-08-13 Io Voyager
VG ISS - Narrow Angle
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Io
PIA02201:
Io
Full Resolution:     TIFF (490.2 kB)     JPEG (132.1 kB)
Add Image to Favorite List 2000-01-04 Io Voyager
VG ISS - Narrow Angle
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Io - high resolution
PIA02231:
Io - high resolution
Full Resolution:     TIFF (407.9 kB)     JPEG (28.7 kB)
Add Image to Favorite List 2000-01-04 Io Voyager
VG ISS - Narrow Angle
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Io - High Res Limb
PIA02232:
Io - High Res Limb
Full Resolution:     TIFF (292.4 kB)     JPEG (37.1 kB)
Add Image to Favorite List 2000-03-23 Io Voyager
VG ISS - Narrow Angle
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Io
PIA02248:
Io
Full Resolution:     TIFF (323.5 kB)     JPEG (26.52 kB)
Add Image to Favorite List 2000-03-23 Io Voyager
VG ISS - Narrow Angle
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Io - South Pole
PIA02249:
Io - South Pole
Full Resolution:     TIFF (484.7 kB)     JPEG (112.2 kB)
Add Image to Favorite List 2000-03-23 Io Voyager
VG ISS - Narrow Angle
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Io - Southern Hemisphere
PIA02250:
Io - Southern Hemisphere
Full Resolution:     TIFF (404.1 kB)     JPEG (37.77 kB)
Add Image to Favorite List 2000-03-23 Io Voyager
VG ISS - Narrow Angle
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Io - Crescent with Plumes
PIA02254:
Io - Crescent with Plumes
Full Resolution:     TIFF (99.45 kB)     JPEG (47.51 kB)
Add Image to Favorite List 2000-05-25 Io Voyager
VG ISS - Narrow Angle
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Io
PIA02280:
Io
Full Resolution:     TIFF (591.1 kB)     JPEG (155.9 kB)
Add Image to Favorite List 2000-05-25 Io Voyager
VG ISS - Narrow Angle
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Io Pele Plume
PIA02287:
Io Pele Plume
Full Resolution:     TIFF (103 kB)     JPEG (15.36 kB)
Add Image to Favorite List 2000-05-25 Io Voyager
VG ISS - Narrow Angle
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Io Caldera
PIA02288:
Io Caldera
Full Resolution:     TIFF (75.66 kB)     JPEG (9.196 kB)
Add Image to Favorite List 2000-06-08 Io Voyager
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Io 2x2 Mosaic
PIA02294:
Io 2x2 Mosaic
Full Resolution:     TIFF (5.675 MB)     JPEG (145.5 kB)
Add Image to Favorite List 2000-12-19 Io Voyager
VG ISS - Narrow Angle
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Io Rotation Movie
PIA02857:
Io Rotation Movie Animation Icon
Full Resolution:
Add Image to Favorite List 2000-12-19 Io Voyager
VG ISS - Narrow Angle
260x260x1
Jupiter-shine' on Io
PIA02858:
Jupiter-shine' on Io Animation Icon
Full Resolution:
Add Image to Favorite List 2007-04-02 Io New Horizons
MVIC
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A Burst of Color
PIA09254:
A Burst of Color
Full Resolution:     TIFF (176 kB)     JPEG (3.888 kB)
Add Image to Favorite List 2007-04-02 Io Galileo
Voyager
Solid-State Imaging
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Io in Motion
PIA09257:
Io in Motion Animation Icon
Full Resolution:     TIFF (125.1 MB)     JPEG (3.431 MB)
Add Image to Favorite List 2013-04-04 Io 963x913x3
This map shows predicted heat flow at the surface of Jupiter's moon Io from two tidal-heating models. Red indicates areas where more heat is expected; blue where less heat is expected.
PIA16941:
Io Predicted Heat Flow Map
Full Resolution:     TIFF (2.639 MB)     JPEG (126.6 kB)
Add Image to Favorite List 2014-08-04 Io Gemini North Telescope
W. M. Keck Observatory
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These images show Jupiter's moon Io obtained at different infrared wavelengths with the W. M. Keck Observatory's 10-meter Keck II telescope on Aug. 15, 2013 (a-c), and the Gemini North telescope on Aug. 29, 2013 (d).
PIA18656:
Eruptions on Io
Full Resolution:     TIFF (2.431 MB)     JPEG (61.14 kB)
Add Image to Favorite List 2007-05-01 Io New Horizons
LORRI
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Tvashtar Movie
PIA09357:
Tvashtar Movie Animation Icon
Full Resolution:     TIFF (183.9 kB)     JPEG (7.658 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
Full Resolution:     TIFF (301.3 kB)     JPEG (25.83 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
Full Resolution:     TIFF (501.9 kB)     JPEG (36.29 kB)
Add Image to Favorite List 2001-12-10 Io Galileo
Solid-State Imaging
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Tall Mountain, Tohil Mons, on Io
PIA03600:
Tall Mountain, Tohil Mons, on Io
Full Resolution:     TIFF (687.7 kB)     JPEG (120.4 kB)
Add Image to Favorite List 2002-05-28 Io Galileo
Near Infrared Mapping Spectrometer
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Hot eruption sites scattered across Jupiter's moon Io stand out dramatically in an infrared image taken Oct. 13, 2001, by NASA's Galileo spacecraft as it sped past this most volcanically active of all known worlds.
PIA03535:
Io in Infrared, Night and Day
Full Resolution:     TIFF (312.2 kB)     JPEG (36.39 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 2000-03-06 Io Galileo
Solid-State Imaging
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Zal Patera, Io, in color
PIA02527:
Zal Patera, Io, in color
Full Resolution:     TIFF (2.005 MB)     JPEG (75.34 kB)
Add Image to Favorite List 2000-03-06 Io Galileo
Solid-State Imaging
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Ionian Mountains and Calderas, in Color
PIA02526:
Ionian Mountains and Calderas, in Color
Full Resolution:     TIFF (3.203 MB)     JPEG (170.4 kB)
Add Image to Favorite List 1999-08-27 Io Galileo
Solid-State Imaging
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Global image of Io (false color)
PIA02309:
Global image of Io (false color)
Full Resolution:     TIFF (17.09 MB)     JPEG (908.3 kB)
Add Image to Favorite List 1999-08-27 Io Galileo
Solid-State Imaging
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Global image of Io (true color)
PIA02308:
Global image of Io (true color)
Full Resolution:     TIFF (17.28 MB)     JPEG (789.8 kB)
Add Image to Favorite List 1997-11-04 Io Galileo
Solid-State Imaging
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Io Plume Monitoring (frames 1-36)
PIA01073:
Io Plume Monitoring (frames 1-36) Animation Icon
Full Resolution:
Add Image to Favorite List 1997-12-18 Io Galileo
Solid-State Imaging
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This image of Jupiter's moon Io and its surrounding sky is shown in false color. This image was taken on Nov. 9, 1996 through the green-yellow filter of the solid state imaging (CCD) system aboard NASA's Galileo spacecraft.
PIA00593:
Io's Sodium Cloud (Green-yellow Filter)
Full Resolution:     TIFF (77.65 kB)     JPEG (15.64 kB)
Add Image to Favorite List 1997-09-08 Io Galileo
Solid-State Imaging
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Three full-disk color views of Jupiter's volcanic moon Io as seen by NASA's Galileo spacecraft are shown in enhanced color to highlight details of the surface.
PIA00292:
Three Views of Io
Full Resolution:     TIFF (3.931 MB)     JPEG (118.1 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 2000-10-26 Io Galileo
Solid-State Imaging
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Io's Chain of Craters
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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Sources of Volcanic Plumes Near Prometheus
PIA02565:
Sources of Volcanic Plumes Near Prometheus
Full Resolution:     TIFF (1.988 MB)     JPEG (98.6 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 2007-05-14 Io New Horizons
LORRI
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This five-frame sequence of New Horizons images captures the giant plume from Io's Tvashtar volcano. These were snapped by the probe's Long Range Reconnaissance Imager (LORRI) as the spacecraft flew past Jupiter earlier this year.
PIA09665:
Tvashtar in Motion Animation Icon
Full Resolution:     TIFF (262.6 kB)     JPEG (21.13 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
Solid-State Imaging
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Io's Kanehekili Hemisphere
PIA01220:
Io's Kanehekili Hemisphere
Full Resolution:     TIFF (327 kB)     JPEG (14.68 kB)
Add Image to Favorite List 1999-10-08 Io Galileo
Solid-State Imaging
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Amirani-Maui: Longest Known Active Lava Flow in the Solar System
PIA02506:
Amirani-Maui: Longest Known Active Lava Flow in the Solar System
Full Resolution:     TIFF (392.2 kB)     JPEG (21.24 kB)
Add Image to Favorite List 1999-10-08 Io Galileo
Solid-State Imaging
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Close-up of Prometheus, Io (color)
PIA02505:
Close-up of Prometheus, Io (color)
Full Resolution:     TIFF (360.9 kB)     JPEG (17.74 kB)
Add Image to Favorite List 1999-10-08 Io Galileo
Solid-State Imaging
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Close-up of Zamama, Io (Color)
PIA02504:
Close-up of Zamama, Io (Color)
Full Resolution:     TIFF (948.9 kB)     JPEG (32.3 kB)
Add Image to Favorite List 1999-10-08 Io Galileo
Solid-State Imaging
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Migrating Volcanic Plumes on Io
PIA02503:
Migrating Volcanic Plumes on Io
Full Resolution:     TIFF (122.8 kB)     JPEG (21.5 kB)
Add Image to Favorite List 1999-10-08 Io Galileo
Solid-State Imaging
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Masubi Plume on Io
PIA02502:
Masubi Plume on Io
Full Resolution:     TIFF (289.4 kB)     JPEG (14 kB)
Add Image to Favorite List 1999-10-08 Io Galileo
Solid-State Imaging
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Changes at Pillan Patera
PIA02501:
Changes at Pillan Patera
Full Resolution:     TIFF (1.087 MB)     JPEG (39.87 kB)
Add Image to Favorite List 2001-05-31 Io Cassini-Huygens
Imaging Science Subsystem
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Io Color Eclipse Movie
PIA03450:
Io Color Eclipse Movie Animation Icon
Full Resolution:
Add Image to Favorite List 1998-09-15 Io Galileo
Solid-State Imaging
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Comparison of Amalthea to Io
PIA01626:
Comparison of Amalthea to Io
Full Resolution:     TIFF (159.3 kB)     JPEG (30.32 kB)
Add Image to Favorite List 1997-09-07 Io Galileo
Solid-State Imaging
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Unusual Volcanic Pyroclastic Deposits on Io
PIA00711:
Unusual Volcanic Pyroclastic Deposits on Io
Full Resolution:     TIFF (4.224 MB)     JPEG (179.7 kB)
Add Image to Favorite List 1997-09-07 Io Galileo
Solid-State Imaging
2000x2000x3
Five Color Views of Io
PIA00491:
Five Color Views of Io
Full Resolution:     TIFF (4.97 MB)     JPEG (155.9 kB)
Add Image to Favorite List 1997-11-18 Io Galileo
Solid-State Imaging
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Io in front of Jupiter
PIA00494:
Io in front of Jupiter
Full Resolution:     TIFF (2.13 MB)     JPEG (88.84 kB)
Add Image to Favorite List 1997-11-18 Io Galileo
Solid-State Imaging
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Changing volcanoes on Io
PIA00495:
Changing volcanoes on Io
Full Resolution:     TIFF (2.377 MB)     JPEG (60.55 kB)
Add Image to Favorite List 1998-12-07 Io Galileo
Solid-State Imaging
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Sequence Showing Active Volcanic Plumes on Io
PIA01652:
Sequence Showing Active Volcanic Plumes on Io
Full Resolution:     TIFF (2.093 MB)     JPEG (73 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
Near Infrared Mapping Spectrometer
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NASA's Galileo spacecraft obtained this image of half of Io's disk in darkness on Sept. 19, 1997.
PIA01226:
Two New Hot Spots on Io
Full Resolution:     TIFF (307.3 kB)     JPEG (67.14 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
Near Infrared Mapping Spectrometer
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NASA's Galileo spacecraft observed Io on nearly every orbit as part of a program monitoring the level of volcanic activity on this moon. Io is the most volcanically active body in the Solar System.
PIA00899:
New Hot Spot on Io Discovered by NIMS During Orbit C9
Full Resolution:     TIFF (783.9 kB)     JPEG (130.5 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
Photopolarimeter-Radiometer
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The Role of Sulfur in 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 2000-10-26 Io Galileo
Solid-State Imaging
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Camaxtli Patera, An Active Volcanic Center on Io
PIA02563:
Camaxtli Patera, An Active Volcanic Center on Io
Full Resolution:     TIFF (638.4 kB)     JPEG (169.6 kB)
Add Image to Favorite List 1999-11-04 Io Galileo
Solid-State Imaging
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Galileo Discovers Caldera at Prometheus Volcano, Io
PIA02508:
Galileo Discovers Caldera at Prometheus Volcano, Io
Full Resolution:     TIFF (5.342 MB)     JPEG (193.5 kB)
Add Image to Favorite List 1999-10-25 Io Galileo
Solid-State Imaging
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Highest Resolution Image Ever Obtained of Io
PIA02507:
Highest Resolution Image Ever Obtained of Io
Full Resolution:     TIFF (227.4 kB)     JPEG (51.2 kB)
Add Image to Favorite List 1997-12-18 Io Galileo
Solid-State Imaging
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High Resolution Global View of Io
PIA00583:
High Resolution Global View of Io
Full Resolution:     TIFF (9.084 MB)     JPEG (400.9 kB)
Add Image to Favorite List 2000-10-26 Io Galileo
Solid-State Imaging
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Giant Lava Flow on Io, in Color
PIA02567:
Giant Lava Flow on Io, in Color
Full Resolution:     TIFF (1.187 MB)     JPEG (44.4 kB)
Add Image to Favorite List 1997-09-07 Io Galileo
Solid-State Imaging
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Resurfacing of the Jupiter-facing hemisphere of Io
PIA00712:
Resurfacing of the Jupiter-facing hemisphere of Io
Full Resolution:     TIFF (4.461 MB)     JPEG (189.4 kB)
Add Image to Favorite List 2000-04-19 Io Galileo
Solid-State Imaging
799x739x3
Highest Resolution of Lava Flows on Io
PIA02533:
Highest Resolution of Lava Flows on Io
Full Resolution:     TIFF (1.276 MB)     JPEG (90.21 kB)
Add Image to Favorite List 1998-10-13 Io Galileo
Solid-State Imaging
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Io in Eclipse reveals High Temperature Hot Spots
PIA01635:
Io in Eclipse reveals High Temperature Hot Spots
Full Resolution:     TIFF (323.3 kB)     JPEG (59.78 kB)
Add Image to Favorite List 1997-12-18 Io Galileo
Solid-State Imaging
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Cutaway view of the possible internal structure of Io. The surface of the satellite is a mosaic of images obtained in 1979 by NASA's Voyager spacecraft.
PIA01129:
Interior of Io
Full Resolution:     TIFF (8.285 MB)     JPEG (579.6 kB)
Add Image to Favorite List 1997-12-10 Io Galileo
Solid-State Imaging
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Io Degassing from sub- and anti-Jupiter Regions
PIA01094:
Io Degassing from sub- and anti-Jupiter Regions
Full Resolution:     TIFF (914.2 kB)     JPEG (101.9 kB)
Add Image to Favorite List 1997-11-18 Io Galileo
Solid-State Imaging
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Voyager-to-Galileo Changes, Io's Anti-Jove Hemisphere
PIA01063:
Voyager-to-Galileo Changes, Io's Anti-Jove Hemisphere
Full Resolution:     TIFF (2.955 MB)     JPEG (122.2 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
Solid-State Imaging
1000x800x3
This color image, acquired during NASA's Galileo's ninth orbit around Jupiter, shows two volcanic plumes on Io. One plume was captured on the bright limb or edge of the moon, erupting over a caldera (volcanic depression) named Pillan Patera.
PIA00703:
Active Volcanic Plumes on Io
Full Resolution:     TIFF (817.7 kB)     JPEG (42.25 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 1997-12-18 Io Galileo
Solid-State Imaging
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This picture contains two images of Jupiter's moon Io and its surrounding sky. This image was taken by NASA's Galileo spacecraft in 1996.
PIA00594:
Io's Sodium Cloud (Clear Filter and Green-Yellow Filter with Intensity Contours)
Full Resolution:     TIFF (36.95 kB)     JPEG (68.03 kB)
Add Image to Favorite List 2007-05-01 Io New Horizons
LORRI
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New Horizons took this image of Jupiter's volcanic moon Io with its Long Range Reconnaissance Imager (LORRI) at 15:15 Universal Time on February 28, 2007, nearly 10 hours after the spacecraft's closest approach to Jupiter.
PIA09360:
A "Plumefall" on Io
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Add Image to Favorite List 2007-04-02 Io New Horizons
LORRI
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Tvashtar's Plume
PIA09248:
Tvashtar's Plume
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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
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Add Image to Favorite List 1999-11-04 Io Galileo
Near Infrared Mapping Spectrometer
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The active volcano Prometheus on Jupiter's moon Io was imaged by NASA's Galileo spacecraft during the close flyby of Io on Oct.10, 1999. The spectrometer can detect active volcanoes on Io by measuring their heat in the near-infrared wavelengths.
PIA02509:
Galileo's Near-Infrared Mapping Spectrometer Detects Active Lava Flows at Prometheus Volcano, Io
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Add Image to Favorite List 1998-10-13 Io Galileo
Solid-State Imaging
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Io's Aurorae
PIA01637:
Io's Aurorae
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Add Image to Favorite List 1998-03-26 Io Galileo
Solid-State Imaging
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Mountains and Plateaus on Io
PIA01218:
Mountains and Plateaus on Io
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Add Image to Favorite List 1997-12-18 Io Galileo
Solid-State Imaging
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Geologic Landforms on Io (Area 1)
PIA01103:
Geologic Landforms on Io (Area 1)
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Add Image to Favorite List 1998-03-26 Io Galileo
Near Infrared Mapping Spectrometer
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This is an image of Io, taken by NASA's Galileo spacecraft during the G2 encounter in September 1996. This is a dayside image of Io (on the right) against the clouds of Jupiter (the blue background).
PIA00845:
NIMS: hotspots on Io during G2 (continued)
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Add Image to Favorite List 1999-05-21 Io Hubble Space Telescope
Wide Field Planetary Camera 2
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Hubble Clicks Images of Io Sweeping Across Jupiter
PIA01540:
Hubble Clicks Images of Io Sweeping Across Jupiter
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Add Image to Favorite List 1998-03-26 Io Galileo
Near Infrared Mapping Spectrometer
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Sulfur dioxide, normally a gas at room temperatures, is known to exist on Io's surface as a frost, condensing there from the hot gases emanating from the Io volcanoes. This image was taken in 1996 by NASA's Galileo spacecraft.
PIA00841:
Distribution of Sulfur Dioxide Frost on Io
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Add Image to Favorite List 2007-10-16 Io New Horizons
LEISA
MVIC
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This beautiful image of the crescents of volcanic Io and more sedate Europa is a combination of two New Horizons images taken March 2, 2007, about two days after New Horizons made its closest approach to Jupiter.
PIA10103:
Io and Europa Meet Again
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Add Image to Favorite List 2007-05-01 Io New Horizons
LORRI
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Io in Eclipse
PIA09353:
Io in Eclipse
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Add Image to Favorite List 2011-05-12 Io Galileo
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This graphic shows the internal structure of Jupiter's moon Io as revealed by data from NASA's Galileo spacecraft. Io is bathed in magnetic field lines (shown in blue) that connect the north polar region of Jupiter to the planet's south polar region.
PIA14116:
Io's "Sounding Signal" Animation Icon
Full Resolution:     TIFF (8.26 MB)     JPEG (320.2 kB)
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