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List 		Addition Date Target Mission Instrument SizeSort Descending
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
 1152x899x1
Very High Resolution View of Io's Surface
PIA02562:
Very High Resolution View of Io's Surface
Full Resolution:     TIFF (292 kB)     JPEG (137.4 kB)
Add Image to Favorite List 2002-05-28 Io Galileo
 Near Infrared Mapping Spectrometer
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Amirani Lava Flow on Io
PIA03533:
Amirani Lava Flow on Io
Full Resolution:     TIFF (606.9 kB)     JPEG (34.96 kB)
Add Image to Favorite List 2007-10-16 Io New Horizons
 LEISA
Multispectral Visible Imaging Camera (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
Full Resolution:     TIFF (1.074 MB)     JPEG (9.716 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 2007-10-09 Io New Horizons
 LORRI
Ultraviolet Light
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The Tvashtar plume on Io, seen by the Hubble Space Telescope (HST) and by New Horizons.
PIA10101:
Tvashtar Montage
Full Resolution:     TIFF (1.09 MB)     JPEG (63.22 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 2000-05-31 Io Galileo
 Solid-State Imaging
 643x566x3
Colorized View of Zal Region, Io
PIA02554:
Colorized View of Zal Region, Io
Full Resolution:     TIFF (564.4 kB)     JPEG (39.15 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Near Infrared Mapping Spectrometer
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Temperature Map of Io's Night Side
PIA02548:
Temperature Map of Io's Night Side
Full Resolution:     TIFF (924.6 kB)     JPEG (82.66 kB)
Add Image to Favorite List 2002-05-28 Io Galileo
 Solid-State Imaging
 1280x866x1
Galileo's Last View of Tvashtar, Io
PIA03529:
Galileo's Last View of Tvashtar, Io
Full Resolution:     TIFF (381.9 kB)     JPEG (149.2 kB)
Add Image to Favorite List 1998-10-13 Io Galileo
 Solid-State Imaging
 1054x352x3
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 2000-10-26 Io Galileo
 Solid-State Imaging
 413x900x3
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 1999-01-18 Io Galileo
 Solid-State Imaging
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Key Volcanic Centers on Io
PIA01668:
Key Volcanic Centers on Io
Full Resolution:     TIFF (884.3 kB)     JPEG (56.36 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 1998-03-26 Io Galileo
 Solid-State Imaging
 598x641x3
Topography and Volcanoes on Io (color)
PIA00738:
Topography and Volcanoes on Io (color)
Full Resolution:     TIFF (1.08 MB)     JPEG (47.47 kB)
Add Image to Favorite List 2002-05-28 Io Galileo
 Solid-State Imaging
 1280x929x1
New plume vent near Zamama, Io
PIA03531:
New plume vent near Zamama, Io
Full Resolution:     TIFF (197.7 kB)     JPEG (71.94 kB)
Add Image to Favorite List 2002-05-28 Io Galileo
 Solid-State Imaging
 1174x1024x1
Detailed View of Mountain and Craters at Tohil, Io
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
 1280x963x1
Collapsing Cliff at Telegonus Mensa, Io
PIA03528:
Collapsing Cliff at Telegonus Mensa, Io
Full Resolution:     TIFF (301.6 kB)     JPEG (105 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
 Solid-State Imaging
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Changes on Io's Loki-Pele hemisphere
PIA01223:
Changes on Io's Loki-Pele hemisphere
Full Resolution:     TIFF (1.15 MB)     JPEG (38.67 kB)
Add Image to Favorite List 1999-08-31 Io Voyager
 582x720x3
Volcanic Caldera on Io
PIA00021:
Volcanic Caldera on Io
Full Resolution:     TIFF (1.235 MB)     JPEG (42.41 kB)
Add Image to Favorite List 2002-12-06 Io Galileo
 Solid-State Imaging
 1262x1043x1
Recent Eruption at Gish Bar Patera on Io
PIA03884:
Recent Eruption at Gish Bar Patera on Io
Full Resolution:     TIFF (985.7 kB)     JPEG (145.8 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 1999-12-17 Io Galileo
 717x653x3
Galileo PPR temperature maps of Loki in October 1999
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
 717x653x3
Interpreted Lava Fountains on Io
PIA02525:
Interpreted Lava Fountains on Io
Full Resolution:     TIFF (1.3 MB)     JPEG (124.8 kB)
Add Image to Favorite List 2002-05-28 Io Galileo
 Near Infrared Mapping Spectrometer
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Io in Infrared with Giant Plume's New Hot Spot
PIA03534:
Io in Infrared with Giant Plume's New Hot Spot
Full Resolution:     TIFF (623.6 kB)     JPEG (59.13 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 2001-11-27 Io Galileo
 Solid-State Imaging
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Io's Pele Glowing in the Dark
PIA02596:
Io's Pele Glowing in the Dark
Full Resolution:     TIFF (471.9 kB)     JPEG (98.62 kB)
Add Image to Favorite List 2001-12-10 Io Galileo
 Solid-State Imaging
 736x680x3
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 1999-12-17 Io Galileo
 688x744x3
Earth-Based Observations of a Fire Fountain on Io
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 1998-07-02 Io Galileo
 Solid-State Imaging
 581x900x3
Close-up color view of Io
PIA01604:
Close-up color view of Io
Full Resolution:     TIFF (1.769 MB)     JPEG (78.57 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Photopolarimeter-Radiometer
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Sulfur Gas in Pele's Plume
PIA02546:
Sulfur Gas in Pele's Plume
Full Resolution:     TIFF (544.7 kB)     JPEG (42.15 kB)
Add Image to Favorite List 1999-11-19 Io Galileo
 Near Infrared Mapping Spectrometer
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This image is the highest-resolution thermal, or heat image, ever made of Amirani, a large volcano on Jupiter's moon Io. It was taken on Oct. 10, 1999, by NASA's Galileo spacecraft. Amirani is on the side of Io that permanently faces away from Jupiter.
PIA02516:
Galileo NIMS Observes Amirani
Full Resolution:     TIFF (274.2 kB)     JPEG (34.6 kB)
Add Image to Favorite List 1996-06-03 Io Voyager
 684x803x3
NASA's Voyager 1 image of Io showing active plume of Loki on limb. Heart-shaped feature southeast of Loki consists of fallout deposits from active plume Pele.
PIA00010:
Io with Loki Plume on Bright Limb
Full Resolution:     TIFF (1.65 MB)     JPEG (50.29 kB)
Add Image to Favorite List 2007-10-09 Io New Horizons
 LEISA
Long Range Reconnaissance Imager (LORRI)
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New Horizons took this montage of images of Jupiter's volcanic moon Io, glowing in the dark of Jupiter's shadow, as the Pluto-bound spacecraft sped through the Jupiter system on Feb. 27, 2007.
PIA10100:
Io Eclipse Montage
Full Resolution:     TIFF (1.671 MB)     JPEG (106.4 kB)
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
 1152x483x3
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 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
Full Resolution:     TIFF (67.96 kB)     JPEG (35 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
 Near Infrared Mapping Spectrometer
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NIMS Observation of Hotspots on Io
PIA00835:
NIMS Observation of Hotspots on Io
Full Resolution:     TIFF (178 kB)     JPEG (74.71 kB)
Add Image to Favorite List 1997-09-08 Io Galileo
 Solid-State Imaging
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The mottled face of Jupiter's volcanically active moon Io as viewed by NASA's Galileo spacecraft.
PIA00282:
Io - Full Disk Centered on Media Regio
Full Resolution:     TIFF (275.2 kB)     JPEG (15.88 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 1997-09-07 Io Galileo
 Solid-State Imaging
 820x710x3
Io's Pele Hemisphere
PIA00718:
Io's Pele Hemisphere
Full Resolution:     TIFF (1.461 MB)     JPEG (45.62 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 2000-04-19 Io Galileo
 Solid-State Imaging
 769x774x3
Terrain near Io's south pole, in color
PIA02534:
Terrain near Io's south pole, in color
Full Resolution:     TIFF (1.812 MB)     JPEG (84.44 kB)
Add Image to Favorite List 1997-12-18 Io Galileo
 Solid-State Imaging
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Pele Plume Deposit on Io
PIA01112:
Pele Plume Deposit on Io
Full Resolution:     TIFF (1.345 MB)     JPEG (66 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Solid-State Imaging
 900x689x3
Culann Patera, Io, in false color
PIA02535:
Culann Patera, Io, in false color
Full Resolution:     TIFF (2.192 MB)     JPEG (105.6 kB)
Add Image to Favorite List 1999-11-19 Io Galileo
 Solid-State Imaging
 1286x1447x1
Collapsing Mountains on Io
PIA02513:
Collapsing Mountains on Io
Full Resolution:     TIFF (1.291 MB)     JPEG (251.9 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Near Infrared Mapping Spectrometer
 1130x550x3
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 1997-11-18 Io Galileo
 Solid-State Imaging
 798x787x3
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 1999-11-19 Io Galileo
 Solid-State Imaging
 1114x567x3
Pele's glow
PIA02510:
Pele's glow
Full Resolution:     TIFF (1.391 MB)     JPEG (42.92 kB)
Add Image to Favorite List 1999-01-18 Io Galileo
 Solid-State Imaging
 800x800x3
Io's Pele Hemisphere After Pillan Changes
PIA01667:
Io's Pele Hemisphere After Pillan Changes
Full Resolution:     TIFF (1.347 MB)     JPEG (56.68 kB)
Add Image to Favorite List 2000-05-31 Io Galileo
 Solid-State Imaging
 800x800x3
Ongoing Volcanic Eruption at Tvashtar Catena, Io
PIA02550:
Ongoing Volcanic Eruption at Tvashtar Catena, Io
Full Resolution:     TIFF (2.248 MB)     JPEG (81.64 kB)
Add Image to Favorite List 2000-03-06 Io Galileo
 Solid-State Imaging
 712x900x3
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 1998-03-06 Io Galileo
 Solid-State Imaging
 980x655x3
Global View of Io in various colors
PIA00584:
Global View of Io in various colors
Full Resolution:     TIFF (1.641 MB)     JPEG (102.7 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
 Near Infrared Mapping Spectrometer
 1017x635x3
On Feb. 21, 1997, the Galileo spacecraft observed Io in daylight from a range of approximately 703,000 km (440,000 miles). Loki Patera, historically the most active and persistent hot spot on Io, is located on the hemisphere of Io always facing Jupiter.
PIA00856:
NIMS Observes Increased Activity at Loki Patera, Io
Full Resolution:     TIFF (912.3 kB)     JPEG (40.86 kB)
Add Image to Favorite List 1999-11-19 Io Galileo
 Solid-State Imaging
 682x970x3
Pele's Hot Caldera Margin
PIA02511:
Pele's Hot Caldera Margin
Full Resolution:     TIFF (290.8 kB)     JPEG (44.06 kB)
Add Image to Favorite List 2001-10-04 Io Galileo
 Near Infrared Mapping Spectrometer
 1152x576x3
Hot Spots on Io
PIA02591:
Hot Spots on Io
Full Resolution:     TIFF (806.2 kB)     JPEG (73.93 kB)
Add Image to Favorite List 2001-06-22 Io Galileo
 Photopolarimeter-Radiometer
 1157x574x3
Io's Nighttime Heat
PIA02589:
Io's Nighttime Heat
Full Resolution:     TIFF (1.384 MB)     JPEG (51.07 kB)
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
 900x750x3
Io's Prometheus Volcano at Various Resolutions
PIA02564:
Io's Prometheus Volcano at Various Resolutions
Full Resolution:     TIFF (739.5 kB)     JPEG (93.19 kB)
Add Image to Favorite List 2007-10-09 Io New Horizons
 LEISA
Long Range Reconnaissance Imager (LORRI)
 959x704x3
A global map of Jupiter's moon Io derived from eight images taken by the Long Range Reconnaissance Imager (LORRI) on the New Horizons spacecraft, as it passed Jupiter on its way to Pluto in late February 2007.
PIA10099:
Changes on Io
Full Resolution:     TIFF (2.028 MB)     JPEG (81.55 kB)
Add Image to Favorite List 2000-10-26 Io Galileo
 Solid-State Imaging
 889x766x3
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 2000-05-18 Io Galileo
 Solid-State Imaging
 881x778x3
Eruption at Tvashtar Catena, Io, in color
PIA02545:
Eruption at Tvashtar Catena, Io, in color
Full Resolution:     TIFF (1.946 MB)     JPEG (86.57 kB)
Add Image to Favorite List 1999-12-17 Io Galileo
 Solid-State Imaging
 797x900x3
Bright Channelized Lava Flows on Io
PIA02518:
Bright Channelized Lava Flows on Io
Full Resolution:     TIFF (1.55 MB)     JPEG (115.7 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 2000-05-31 Io Galileo
 Solid-State Imaging
 876x900x3
Stereo Image of Tvashtar Catena, Io
PIA02552:
Stereo Image of Tvashtar Catena, Io
Full Resolution:     TIFF (1.615 MB)     JPEG (96.08 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 1998-03-26 Io Galileo
 Solid-State Imaging
 1124x712x3
Arizona-sized Io Eruption
PIA00744:
Arizona-sized Io Eruption
Full Resolution:     TIFF (2.063 MB)     JPEG (65.17 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Near Infrared Mapping Spectrometer
 1060x767x3
Temperature Comparison at Loki
PIA02549:
Temperature Comparison at Loki
Full Resolution:     TIFF (291.5 kB)     JPEG (133.3 kB)
Add Image to Favorite List 2001-02-26 Io Galileo
 Solid-State Imaging
 1270x660x3
Eruption at Tvashtar Catena on Io
PIA02584:
Eruption at Tvashtar Catena on Io
Full Resolution:     TIFF (1.901 MB)     JPEG (114.5 kB)
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 1997-11-18 Io Galileo
 Solid-State Imaging
 1215x729x3
Changing volcanoes on Io
PIA00495:
Changing volcanoes on Io
Full Resolution:     TIFF (2.377 MB)     JPEG (60.55 kB)
Add Image to Favorite List 2000-03-06 Io Galileo
 Solid-State Imaging
 1152x807x3
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 2000-05-18 Io Galileo
 Near Infrared Mapping Spectrometer
 1192x784x3
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 1999-11-19 Io Galileo
 Near Infrared Mapping Spectrometer
 1157x841x3
This image shows the region around the Prometheus volcano on Jupiter's moon Io. It was observed by NASA's Galileo spacecraft in 1996 as it was flying away from a close approach to Io.
PIA02515:
Io's Prometheus Regions as Viewed by Galileo NIMS
Full Resolution:     TIFF (870 kB)     JPEG (76.75 kB)
Add Image to Favorite List 2001-03-29 Io Cassini-Huygens
Galileo
 Solid-State Imaging
 1100x900x3
Galileo and Cassini Image Two Giant Plumes on Io
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 1997-12-10 Io Galileo
 Solid-State Imaging
 1000x1000x3
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 1996-01-29 Io Voyager
 VG ISS - Narrow Angle
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This full-disk image of Jupiter's satellite Io was made from several frames taken by NASA's Voyager 1 on Mar. 4, 1979, as the spacecraft neared the satellite.
PIA00023:
Io - Full Disk
Full Resolution:     TIFF (1.21 MB)     JPEG (40.95 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Photopolarimeter-Radiometer
 1225x827x3
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 1998-12-07 Io Galileo
 Solid-State Imaging
 1152x887x3
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
 1300x850x3
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
Full Resolution:     TIFF (173.2 kB)     JPEG (60.06 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
 Near Infrared Mapping Spectrometer
 1225x935x3
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 1998-05-08 Io Galileo
 Solid-State Imaging
 1870x635x3
This composite includes the four largest moons of Jupiter which are known as the Galilean satellites. Shown from left to right are Io, closest to Jupiter, followed by Europa, Ganymede, and Callisto.
PIA01299:
The Galilean Satellites
Full Resolution:     TIFF (2.132 MB)     JPEG (156.4 kB)
Add Image to Favorite List 1998-05-08 Io Galileo
 Solid-State Imaging
 1927x619x3
The Galilean Satellites
PIA01400:
The Galilean Satellites
Full Resolution:     TIFF (2.237 MB)     JPEG (134.9 kB)
Add Image to Favorite List 2000-05-18 Io Galileo
 Near Infrared Mapping Spectrometer
 1000x1200x3
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 1997-11-18 Io Galileo
 Solid-State Imaging
 810x1530x3
Global View of Io (Natural and False/Enhanced Color)
PIA01064:
Global View of Io (Natural and False/Enhanced Color)
Full Resolution:     TIFF (4.072 MB)     JPEG (213.7 kB)
Add Image to Favorite List 1997-11-18 Io Galileo
 Solid-State Imaging
 1600x800x3
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 1999-11-19 Io Galileo
 Solid-State Imaging
 1079x1211x3
Ongoing Geologic Activity at Prometheus Volcano, Io
PIA02512:
Ongoing Geologic Activity at Prometheus Volcano, Io
Full Resolution:     TIFF (1.409 MB)     JPEG (94.2 kB)
Add Image to Favorite List 1996-01-29 Io Voyager
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Galilean Satellites
PIA00012:
Galilean Satellites
Full Resolution:     TIFF (2.14 MB)     JPEG (74.25 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 1999-11-19 Io Galileo
 Near Infrared Mapping Spectrometer
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This image shows Loki, the most powerful volcano in the solar system, which has been constantly active on Jupiter's moon Io. NASA's Galileo spacecraft took these images during its approach to Io on October 10, 1999.
PIA02514:
Loki as viewed by Galileo NIMS
Full Resolution:     TIFF (638.9 kB)     JPEG (92.45 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
 Solid-State Imaging
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Eclipse Images of Io (3 views)
PIA00739:
Eclipse Images of Io (3 views)
Full Resolution:     TIFF (1.486 MB)     JPEG (218.7 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 1998-06-08 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 1997-11-18 Io Galileo
 Solid-State Imaging
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Color Global Mosaic of Io
PIA00585:
Color Global Mosaic of Io
Full Resolution:     TIFF (5.461 MB)     JPEG (179.4 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
 Near Infrared Mapping Spectrometer
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NASA's Galileo spacecraft imaged Io at high spectral resolution during the G2 encounter on Sept. 6, 1996.
PIA00836:
Hotspots on Io During the Ganymede 2 Encounter
Full Resolution:     TIFF (460.5 kB)     JPEG (86.37 kB)
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)
Full Resolution:     TIFF (632.6 kB)     JPEG (108.9 kB)
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 1997-09-07 Io Galileo
 Solid-State Imaging
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Surface Changes on Io
PIA00713:
Surface Changes on Io
Full Resolution:     TIFF (3.614 MB)     JPEG (133.9 kB)
Add Image to Favorite List 2001-12-10 Io Galileo
 Photopolarimeter-Radiometer
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Nighttime Temperatures on Southern Io
PIA03603:
Nighttime Temperatures on Southern Io
Full Resolution:     TIFF (2.642 MB)     JPEG (344.3 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 1997-09-10 Io Galileo
 Solid-State Imaging
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This image, taken by NASA's Galileo spacecraft, shows a blue-colored volcanic plume consistent with the presence of sulfur dioxide gas and 'snow' condensing from the gas as the plume expands and cools.
PIA00293:
Eruption on Io
Full Resolution:     TIFF (1.322 MB)     JPEG (59.83 kB)
Add Image to Favorite List 1998-03-26 Io Galileo
 Near Infrared Mapping Spectrometer
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Hotspots are seen in the vicinity of Prometheus, Volund and Marduk, all sites of volcanic plume activity during NASA's Galileo encounter in 1996.
PIA00520:
NIMS: hotspots on Io during G2
Full Resolution:     TIFF (541 kB)     JPEG (103.4 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)
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