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List		 Addition DateSort Ascending Target Mission Instrument Size
Add Image to Favorite List 2015-07-31 Asteroid Goldstone Deep Space Network (DSN)
 Goldstone Solar System Radar
NRAO Green Bank Telescope
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This collage of radar images of near-Earth asteroid 1999 JD6 was collected by NASA scientists on July 25, 2015. The asteroid is between 660-980 feet (200-300 meters) in diameter.
PIA19647:
Asteroid 1999 JD6
Full Resolution:     TIFF (941.1 kB)     JPEG (290.5 kB)
Add Image to Favorite List 2015-07-31 Asteroid Goldstone Deep Space Network (DSN)
 Goldstone Solar System Radar
NRAO Green Bank Telescope
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This frame from a movie made from radar images of asteroid 1999 JD6, obtained on July 25, 2015. The asteroid is approximately 1.2 miles (2 kilometers) on its long axis.
PIA19646:
Radar Movie of Asteroid 1999 JD6 Animation Icon
Full Resolution:     TIFF (416.1 kB)     JPEG (38.34 kB)
Add Image to Favorite List 2015-07-30 Charon New Horizons
 LORRI
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The science team of NASA's New Horizons mission has produced this global map of Pluto's largest moon, Charon. The map includes all available resolved images of the surface acquired between July 7-14, 2015 on the anti-Pluto facing hemisphere.
PIA19866:
Global Map of Pluto's Moon Charon
Full Resolution:     TIFF (45.35 MB)     JPEG (1.15 MB)
Add Image to Favorite List 2015-07-29 Tethys Cassini-Huygens
 ISS - Narrow Angle
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This enhanced-color mosaic of Saturn's icy moon Tethys shows a range of features on the moon's trailing hemisphere. This image from NASA's Cassini spacecraft was constructed from 52 images from its narrow-angle camera on April 11, 2015.
PIA19638:
The Colors of Tethys II
Full Resolution:     TIFF (96.27 MB)     JPEG (5.044 MB)
Add Image to Favorite List 2015-07-29 Tethys Cassini-Huygens
 Imaging Science Subsystem
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Unusual arc-shaped, reddish streaks cut across the surface of Saturn's ice-rich moon Tethys in this enhanced-color mosaic from NASA's Cassini spacecraft.
PIA19637:
Red Arcs on Tethys
Full Resolution:     TIFF (14.02 MB)     JPEG (788.1 kB)
Add Image to Favorite List 2015-07-29 Tethys Cassini-Huygens
 ISS - Narrow Angle
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This enhanced-color mosaic from NASA's Cassini spacecraft of Saturn's icy moon Tethys shows a range of features on the moon's trailing hemisphere.
PIA19636:
The Colors of Tethys I
Full Resolution:     TIFF (48.02 MB)     JPEG (1.838 MB)
Add Image to Favorite List 2015-07-29 Pluto New Horizons
 LORRI
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This image contains the initial, informal names being used by NASA's New Horizons team for the features and regions on the surface of Pluto's largest moon, Charon. These names have not yet been approved by the International Astronomical Union (IAU).
PIA19864:
Informal Names for Features on Pluto's Moon Charon
Full Resolution:     TIFF (19.45 MB)     JPEG (365.5 kB)
Add Image to Favorite List 2015-07-27 Pluto New Horizons
 LORRI
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The science team of NASA's New Horizons mission has produced an updated global map of the dwarf planet Pluto. The map includes all resolved images of the surface acquired between July 7-14, 2015.
PIA19858:
Global Map of Pluto
Full Resolution:     TIFF (173.6 MB)     JPEG (5.221 MB)
Add Image to Favorite List 2015-07-27 Tethys Cassini-Huygens
 Imaging Science Subsystem
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The giant impact basin Odysseus on Saturn's moon Tethys stands out brightly from the rest of the illuminated icy crescent as seen by NASA's Cassini spacecraft.
PIA18329:
Bright Basin on Tethys
Full Resolution:     TIFF (3.147 MB)     JPEG (34.36 kB)
Add Image to Favorite List 2015-07-23 Asteroid Goldstone Deep Space Network (DSN)
 Goldstone Solar System Radar
NRAO Green Bank Telescope
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Scientists using two giant, Earth-based radio telescopes bounced radar signals off passing asteroid 2011 UW158 to create images for an animation showing the rocky body's fast rotation. This is a frame from the animation.
PIA19644:
Radar Movie of Asteroid 2011 UW158 Animation Icon
Full Resolution:     TIFF (425.8 kB)     JPEG (96.65 kB)
Add Image to Favorite List 2015-07-21 Pluto New Horizons
 LORRI
Ralph
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NASA's New Horizons spacecraft captured these images of Pluto's moon Nix which shows a reddish spot that has attracted the interest of the mission scientists (left), and the small, irregularly shaped moon Hydra (right).
PIA19847:
'Capturing' Nix and Hydra
Full Resolution:     TIFF (4.541 MB)     JPEG (48.2 kB)
Add Image to Favorite List 2015-07-20 Dione Cassini-Huygens
 ISS - Narrow Angle
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In Greek mythology, Dione was the daughter of Tethys. Scientists believe that they formed out of the same disk around an early Saturn. NASA's Cassini spacecraft sees the two eponymous moons together.
PIA18325:
Mother and Daughter
Full Resolution:     TIFF (512.9 kB)     JPEG (7.666 kB)
Add Image to Favorite List 2015-07-17 Pluto New Horizons
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Artist's concept of the interaction of the solar wind (the supersonic outflow of electrically charged particles from the Sun) with Pluto's predominantly nitrogen atmosphere based on NASA's New Horizons' SWAP instrument.
PIA19719:
Artist's Concept of the Interaction of the Solar Wind
Full Resolution:     TIFF (1.638 MB)     JPEG (35.58 kB)
Add Image to Favorite List 2015-07-16 Charon New Horizons
 LORRI
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This image, taken by NASA's New Horizons, is of an area on Pluto's largest moon Charon featuring a captivating feature-a depression with a peak in the middle, shown here in the upper left corner of the inset.
PIA19713:
Close-Up of Charon’s ‘Mountain in a Moat’
Full Resolution:     TIFF (6.223 MB)     JPEG (107 kB)
Add Image to Favorite List 2015-07-16 Pluto Cassini-Huygens
 ISS - Narrow Angle
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As one NASA spacecraft sailed past the distant ice world of Pluto, collecting never-before-seen vistas and invaluable science data, NASA's Cassini spacecraft turned its gaze in that direction from its outpost at Saturn.
PIA19641:
Pluto Seen from Saturn
Full Resolution:     TIFF (1.05 MB)     JPEG (19.27 kB)
Add Image to Favorite List 2015-07-15 Pluto New Horizons
 LORRI
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This close-up image from NASAs New Horizon spacecraft is of a region near Pluto equator reveals a giant surprise: a range of youthful mountains rising as high as 11,000 feet 3,500 meters above the surface of the icy body.
PIA19710:
The Icy Mountains of Pluto
Full Resolution:     TIFF (773.5 kB)     JPEG (92.75 kB)
Add Image to Favorite List 2015-07-15 Charon New Horizons
 LORRI
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A swath of cliffs and troughs stretches about 600 miles (1,000 kilometers) on Pluto's largest moon Charon are revealed in this image from NASA'as New Horizon's spacecraft, taken late on July 13, 2015.
PIA19709:
Charon's Surprising Youthful and Varied Terrain
Full Resolution:     TIFF (2.502 MB)     JPEG (50.91 kB)
Add Image to Favorite List 2015-07-15 Hydra New Horizons
 LORRI
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Like that of Charon, Hydra's surface is probably covered with water ice, the most abundant ice in the universe. This image, with a resolution of 2 miles per pixel, was taken by NASA's New Horizons spacecraft from approximately 400,000 miles away.
PIA19711:
Hydra Emerges from the Shadows
Full Resolution:     TIFF (740.2 kB)     JPEG (17.31 kB)
Add Image to Favorite List 2015-07-13 Titan Cassini-Huygens
 ISS - Wide Angle
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Titan may be a 'large' moon -- its name even implies it -- but it is still dwarfed by its parent planet, Saturn. As it turns out, this is perfectly normal. This image is from NASA's Cassini spacecraft.
PIA18326:
Not So Titanic
Full Resolution:     TIFF (1.042 MB)     JPEG (18.97 kB)
Add Image to Favorite List 2015-07-10 Charon New Horizons
 LORRI
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This image of Charon was taken by NASA's New Horizons spacecraft on July 9, 2015, from a range of 3.9 million miles (6.3 million kilometers) shows numerous bright spots, scattered over Charon's surface.
PIA19704:
Bright Spots on Charon
Full Resolution:     TIFF (416.2 kB)     JPEG (16.72 kB)
Add Image to Favorite List 2015-07-09 Pluto New Horizons
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This artist's concept shows NASA's fleet of observatories busily gathering data before and after July 14, 2015 to help piece together what we know about Pluto, and what features New Horizons data might help explain.
PIA19703:
NASA Missions Have Their Eyes Peeled on Pluto (Artist's Concept)
Full Resolution:     TIFF (2.603 MB)     JPEG (116.1 kB)
Add Image to Favorite List 2015-07-08 Pluto New Horizons
 LORRI
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This four-frame movie shows NASA's New Horizons' final deep search for hazardous material around Pluto, obtained on July 1, 2015. These data allow a highly sensitive search for any new moons.
PIA19701:
Final Hazard Search Animation Icon
Full Resolution:     TIFF (1.23 MB)     JPEG (57.1 kB)
Add Image to Favorite List 2015-07-06 Pluto New Horizons
 LORRI
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NASA's New Horizons spacecraft obtained these three images of Pluto between July 1-3, 2015, as the spacecraft closed in on its July 14 encounter with the dwarf planet and its moons.
PIA19698:
Three Views of Pluto
Full Resolution:     TIFF (3.663 MB)     JPEG (133.5 kB)
Add Image to Favorite List 2015-07-06 Prometheus Cassini-Huygens
 ISS - Narrow Angle
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Saturn's moon Prometheus, seen here looking suspiciously blade-like, is captured by NASA's Cassini spacecraft near some of its sculpting in the F ring.
PIA18324:
Ring Slicer
Full Resolution:     TIFF (978.4 kB)     JPEG (25.35 kB)
Add Image to Favorite List 2015-07-03 Pluto New Horizons
 LORRI
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This image was created by NASA New Horizons to reveal color surface features of Pluto and its largest moon, Charon. It was taken between June 23 and June 29, 2015.
PIA19696:
Pluto and Charon Surfaces in Living Color (Animation) Animation Icon
Full Resolution:     TIFF (4.2 MB)     JPEG (67.3 kB)
Add Image to Favorite List 2015-07-03 Pluto New Horizons
 LORRI
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This image of Pluto and its big moon Charon was taken by NASA's New Horizons spacecraft at 04:15 (UTC) on July 1, 2015, and shows the clearest view yet of the sides of Pluto and Charon.
PIA19694:
A Remarkable World
Full Resolution:     TIFF (2.076 MB)     JPEG (47.59 kB)
Add Image to Favorite List 2015-07-01 Pluto New Horizons
 LORRI
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This illustration shows some of the final images used to determine that the coast is clear for NASA's New Horizons' flight through the Pluto system.
PIA19695:
All Clear for New Horizons
Full Resolution:     TIFF (3.267 MB)     JPEG (130.5 kB)
Add Image to Favorite List 2015-07-01 Charon New Horizons
 LORRI
MVIC
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This pair of approximately true color images of Pluto and its big moon Charon, taken by NASA's New Horizons spacecraft, highlight the dramatically different appearance of different sides of the dwarf planet, and reveal never-before-seen details.
PIA19693:
Two Faces of Pluto
Full Resolution:     TIFF (6.223 MB)     JPEG (48.11 kB)
Add Image to Favorite List 2015-06-22 Titan Cassini-Huygens
 ISS - Narrow Angle
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This image from NASA's Cassini spacecraft shows three moons -- Titan, Mimas, and Rhea. Titan, the largest moon shown here, appear fuzzy because we only see its cloud layers.
PIA18322:
Triple Crescents
Full Resolution:     TIFF (494 kB)     JPEG (8.66 kB)
Add Image to Favorite List 2015-06-22 Charon New Horizons
 LORRI
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These recent images from NASA's New Horizons spacecraft show the discovery of significant surface details on Pluto's largest moon, Charon.
PIA19690:
A Dark Mystery on Charon
Full Resolution:     TIFF (2.36 MB)     JPEG (56.13 kB)
Add Image to Favorite List 2015-06-18 Dione Cassini-Huygens
 ISS - Wide Angle
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NASA's Cassini imaging scientists processed this view of Saturn's moon Dione, taken during a close flyby on June 16, 2015. This was Cassini's fourth targeted flyby of Dione.
PIA17196:
In the Company of Dione
Full Resolution:     TIFF (1.042 MB)     JPEG (22.73 kB)
Add Image to Favorite List 2015-06-18 Dione Cassini-Huygens
 ISS - Narrow Angle
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NASA's Cassini imaging scientists processed this view of Saturn's moon Dione, taken during a close flyby on June 16, 2015. This was Cassini's fourth targeted flyby of Dione.
PIA17195:
Dione's Craggy Surface
Full Resolution:     TIFF (1.042 MB)     JPEG (103.5 kB)
Add Image to Favorite List 2015-06-15 Tethys Cassini-Huygens
 ISS - Wide Angle
 1024x1024x1
In this image from NASA's Cassini spacecraft, two large craters on Tethys, near the line where day fades to night, almost resemble two giant eyes observing Saturn. Tethys is significantly closer to the camera, while the planet is in the background.
PIA18318:
Tethys 'Eyes' Saturn
Full Resolution:     TIFF (1.05 MB)     JPEG (30.92 kB)
Add Image to Favorite List 2015-06-11 Pluto New Horizons
 MVIC
 1000x1000x3
This near-true color, 'Pluto-centric' frame from a movie from NASA's New Horizons mission show Pluto and its largest moon, Charon, and the complex orbital dance of the two bodies, known as a double planet.
PIA19689:
Pluto and Charon in Color: Pluto-Centric View (Animation) Animation Icon
Full Resolution:     TIFF (3.001 MB)     JPEG (32.4 kB)
Add Image to Favorite List 2015-06-11 Pluto New Horizons
 MVIC
 1000x1000x3
This near-true color, barycentric, frame from a movie from NASA's New Horizons mission show Pluto and its largest moon, Charon, and the complex orbital dance of the two bodies, known as a double planet.
PIA19688:
Pluto and Charon in Color: Barycentric View (Animation) Animation Icon
Full Resolution:     TIFF (3.001 MB)     JPEG (32.29 kB)
Add Image to Favorite List 2015-06-08 Tethys Cassini-Huygens
 ISS - Narrow Angle
 1024x1024x1
Like most moons in the solar system, Tethys is covered by impact craters. Some craters bear witness to incredibly violent events, such as the crater Odysseus (seen here at the right of this image from NASA's Cassini spacecraft).
PIA18317:
Tethys the Target
Full Resolution:     TIFF (1.05 MB)     JPEG (146.8 kB)
Add Image to Favorite List 2015-06-02 Hyperion Cassini-Huygens
 ISS - Narrow Angle
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NASA's Cassini imaging scientists processed this view of Saturn's moon Hyperion, taken during a close flyby on May 31, 2015. This flyby marks the mission's final close approach to Saturn's largest irregularly shaped moon.
PIA17194:
Spongy Surface
Full Resolution:     TIFF (1.05 MB)     JPEG (124.1 kB)
Add Image to Favorite List 2015-06-02 Hyperion Cassini-Huygens
 ISS - Narrow Angle
 1024x1024x1
NASA's Cassini imaging scientists processed this view of Saturn's moon Hyperion, taken during a close flyby on May 31, 2015. This flyby marks the mission's final close approach to Saturn's largest irregularly shaped moon.
PIA17193:
Farewell to Hyperion
Full Resolution:     TIFF (1.05 MB)     JPEG (83.19 kB)
Add Image to Favorite List 2015-06-01 Dione Cassini-Huygens
 ISS - Narrow Angle
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NASA's Cassini spacecraft captured this image when Dione was closer to its camera, making the moon appear much bigger than her larger sister moon, Rhea.
PIA18319:
Dione Dwarfing Rhea Animation Icon
Full Resolution:     TIFF (1.05 MB)     JPEG (73.61 kB)
Add Image to Favorite List 2015-05-28 Pluto New Horizons
 LORRI
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This image shows the results of the New Horizons team's first search for potentially hazardous material around Pluto, conducted May 11-12, 2015, from a range of 47 million miles (76 million kilometers).
PIA17806:
So Far, All Clear: New Horizons Team Completes First Search for Pluto System Hazards
Full Resolution:     TIFF (3.798 MB)     JPEG (171.1 kB)
Add Image to Favorite List 2015-05-25 Rhea Cassini-Huygens
 ISS - Narrow Angle
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Rhea's horizon is slightly irregular and battered by craters, so thoughts inevitably turn towards the forces that shape these icy worlds. This image is from NASA's Cassini spacecraft.
PIA18316:
Rhea's Horizon
Full Resolution:     TIFF (1.042 MB)     JPEG (146.4 kB)
Add Image to Favorite List 2015-05-18 Janus Cassini-Huygens
 ISS - Narrow Angle
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Although Janus should be the least lonely of all moons -- sharing its orbit with Epimetheus -- it still spends most of its orbit far from other moons, alone in the vastness of space in this image from NASA's Cassini spacecraft.
PIA18315:
Janus Stands Alone
Full Resolution:     TIFF (680.9 kB)     JPEG (11.29 kB)
Add Image to Favorite List 2015-05-12 Pluto New Horizons
 LORRI
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The images detecting Kerberos and Styx shown here were taken with NASA's New Horizons' most sensitive camera, the Long Range Reconnaissance Imager (LORRI), from April 25-May 1, 2015.
PIA11774:
That Makes Five
Full Resolution:     TIFF (1.519 MB)     JPEG (101.9 kB)
Add Image to Favorite List 2015-05-06 Enceladus Cassini-Huygens
 Imaging Science Subsystem
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Phantom jets in simulated images produced by the scientists line up nicely with some of the features in real images from NASA's Cassini spacecraft that appear to be discrete columns of spray.
PIA19061:
Enceladus Curtains: Comparing Data and Simulation
Full Resolution:     TIFF (6.275 MB)     JPEG (87.93 kB)
Add Image to Favorite List 2015-05-06 Enceladus Cassini-Huygens
 Imaging Science Subsystem
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This simulation, which begins and ends with a real image from NASA's Cassini spacecraft, demonstrates how the appearance of discrete jets could be an optical illusion that varies based on viewing geometry.
PIA19060:
Icy Curtain Eruptions on Enceladus Create an Illusion of Discrete Jets (Simulation) Animation Icon
Full Resolution:     TIFF (2.758 MB)     JPEG (54.03 kB)
Add Image to Favorite List 2015-05-04 Mars 720x412x3
This graphic depicts the relative shapes and distances from Mars for five active orbiter missions plus the planet's two natural satellites. It illustrates the potential for intersections of the spacecraft orbits.
PIA19396:
Diverse Orbits Around Mars (Graphic)
Full Resolution:     TIFF (890.4 kB)     JPEG (20.92 kB)
Add Image to Favorite List 2015-04-16 Mercury MESSENGER
 Gamma Ray Spectrometer
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During the first year of NASA's MESSENGER's orbital mission, the spacecraft's GRS instrument measured the elemental composition of Mercury's surface materials.
PIA19414:
Mapping Potassium
Full Resolution:     TIFF (3.452 MB)     JPEG (114.8 kB)
Add Image to Favorite List 2015-04-14 Pluto New Horizons
 Ralph Color Imager
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This image of Pluto and its largest moon, Charon, was taken by the Ralph color imager aboard NASA's New Horizons spacecraft on April 9 and downlinked to Earth the following day.
PIA09700:
First Pluto-Charon Color Image from New Horizons
Full Resolution:     TIFF (187.8 kB)     JPEG (2.147 kB)
Add Image to Favorite List 2015-04-14 Enceladus Cassini-Huygens
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This graphic plots the source locations of geysers scientists have located on Enceladus' south polar terrain, with the 36 most active geyser sources marked and color coded by the behavior of the grains erupting from the geysers.
PIA17192:
Tendril-producing Geysers on Enceladus' South Polar Terrain
Full Resolution:     TIFF (2.431 MB)     JPEG (93.24 kB)
Add Image to Favorite List 2015-04-14 Enceladus Cassini-Huygens
 Imaging Science Subsystem
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This collage of NASA's Cassini spacecraft images and computer simulations shows how long, sinuous features from Enceladus can be modeled by tracing the trajectories of tiny, icy grains ejected from the moon's south polar geysers.
PIA17191:
Simulations of the Tendrils
Full Resolution:     TIFF (1.05 MB)     JPEG (214.8 kB)
Add Image to Favorite List 2015-04-13 Mimas Cassini-Huygens
 ISS - Narrow Angle
 1024x1024x1
Although we are used to seeing Saturn's moons lit directly by the Sun, sometimes we can catch them illuminated by 'Saturnshine.' Here, NASA's Cassini spacecraft see Mimas (upper right) lit by light reflected off of Saturn.
PIA18312:
Mimas by Saturnshine
Full Resolution:     TIFF (1.05 MB)     JPEG (65.93 kB)
Add Image to Favorite List 2015-04-06 Iapetus Cassini-Huygens
 ISS - Narrow Angle
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NASA's Cassini spacecraft stared toward Saturn's two-toned moon Iapetus for about a week in early 2015, in a campaign motivated in part to investigate subtle color differences within the moon's bright terrain.
PIA19062:
Investigating Subtle Colors on Iapetus
Full Resolution:     TIFF (1.921 MB)     JPEG (26.72 kB)
Add Image to Favorite List 2015-03-30 Rhea Cassini-Huygens
 ISS - Narrow Angle
ISS - Wide Angle
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NASA's Cassini captured these views of Saturn's icy moon Rhea on Feb. 9. The spacecraft returned to equatorial orbits around Saturn in March after nearly two years, allowing the mission to once again have close encounters with moons other than Titan.
PIA19057:
Return to Rhea
Full Resolution:     TIFF (231.1 MB)     JPEG (3.948 MB)
Add Image to Favorite List 2015-03-23 S Rings Cassini-Huygens
 ISS - Narrow Angle
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Pandora, Prometheus, and Pan, seen here, from right to left, also appear to be holding some sort of convention in this image from NASA's Cassini spacecraft.
PIA18306:
Moon Convention
Full Resolution:     TIFF (1.05 MB)     JPEG (48.59 kB)
Add Image to Favorite List 2015-03-20 Mercury MESSENGER
 MDIS - Narrow Angle
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Small graben, narrow linear troughs, have been found associated with small scarps (bottom left, white arrows) on Mercury and the Moon are seen here by NASA's MESSENGER spacecraft.
PIA19254:
Small and Young
Full Resolution:     TIFF (326.6 kB)     JPEG (21.34 kB)
Add Image to Favorite List 2015-03-16 Mercury MESSENGER
 MDIS - Narrow Angle
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Images obtained from NASA's MESSENGER have revealed a population of small fault scarps (white arrows) that can be more than an order of magnitude smaller in size than their larger counterparts, like Enterprise Rupes.
PIA19245:
Small Scarp Close-up
Full Resolution:     TIFF (2.253 MB)     JPEG (256.3 kB)
Add Image to Favorite List 2015-03-16 S Rings Cassini-Huygens
 ISS - Wide Angle
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From afar, Saturn's rings look like a solid, homogenous disk of material. But upon closer examination from NASA's Cassini spacecraft, we see that there are varied structures in the rings at almost every scale imaginable.
PIA18308:
Groovy
Full Resolution:     TIFF (1.05 MB)     JPEG (97.69 kB)
Add Image to Favorite List 2015-03-11 Enceladus Cassini-Huygens
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This illustration depicts potential origins of methane found in the plume of gas and ice particles that sprays from Saturn's moon, Enceladus, based on research by scientists working with the Ion and Neutral Mass Spectrometer on NASA's Cassini mission.
PIA19059:
Trapping of Methane In Enceladus' Ocean
Full Resolution:     TIFF (56.51 MB)     JPEG (1.091 MB)
Add Image to Favorite List 2015-03-11 Enceladus Cassini-Huygens
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This cutaway view of Saturn's moon Enceladus is an artist's rendering that depicts possible hydrothermal activity that may be taking place on and under the seafloor of the moon's subsurface ocean, based on published results from NASA's Cassini mission.
PIA19058:
Enceladus: Possible Hydrothermal Activity (Artist's Concept)
Full Resolution:     TIFF (30.01 MB)     JPEG (955 kB)
Add Image to Favorite List 2015-03-09 Iapetus Cassini-Huygens
 ISS - Narrow Angle
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The moon Iapetus, like the 'force' in Star Wars, has both a light side and a dark side. Scientists think that Iapetus' dark/light asymmetry was actually created by material migrating away from the dark side.
PIA18307:
Path to the Dark Side
Full Resolution:     TIFF (218 kB)     JPEG (3.639 kB)
Add Image to Favorite List 2015-02-04 Pluto New Horizons
 LORRI
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Pluto and Charon, the largest of Pluto's five known moons, seen Jan. 25 and 27, 2015, through the telescopic Long-Range Reconnaissance Imager (LORRI) on NASA's New Horizons spacecraft.
PIA09265:
A Long-Distance Look from LORRI
Full Resolution:     TIFF (318.1 kB)     JPEG (18.77 kB)
Add Image to Favorite List 2015-02-02 Epimetheus Cassini-Huygens
 ISS - Narrow Angle
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Tiny Epimetheus is dwarfed by adjacent slivers of the A and F rings in this image from NASA's Cassini spacecraft.
PIA18302:
Deceptively Small
Full Resolution:     TIFF (802 kB)     JPEG (20.1 kB)
Add Image to Favorite List 2015-01-28 Titan Cassini-Huygens
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This diagram depicts conditions observed by NASA's Cassini spacecraft during a flyby in Dec. 2013, when Saturn's magnetosphere was highly compressed, exposing Titan to the full force of the solar wind.
PIA19055:
Titan Observed Naked in the Solar Wind
Full Resolution:     TIFF (10.22 MB)     JPEG (154.6 kB)
Add Image to Favorite List 2015-01-27 Earth Terra
 ASTER
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This image from NASA's Terra spacecraft shows Antikythera, a Greek island in the Aegean Sea. With a population of 44, its main settlement is the port of Patamos.
PIA19032:
Antikythera Island, Greece
Full Resolution:     TIFF (1.256 MB)     JPEG (40.88 kB)
Add Image to Favorite List 2015-01-26 S Rings Cassini-Huygens
 ISS - Narrow Angle
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Two masters of their craft are caught at work shaping Saturn's rings captured by NASA's Cassini spacecraft. Pandora (upper right) sculpts the F ring. Meanwhile, Daphnis is busy holding open the Keeler gap (bottom center).
PIA18298:
The Shapers
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Add Image to Favorite List 2015-01-19 Janus Cassini-Huygens
 ISS - Narrow Angle
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Janus seems to almost stare off into the distance, contemplating deep, moonish thoughts as the F ring stands by at the bottom of this image from NASA's Cassini spacecraft.
PIA18299:
Contemplative Janus
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Add Image to Favorite List 2015-01-12 Rhea Cassini-Huygens
 ISS - Narrow Angle
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A bright spot can be seen on the left side of Rhea in this image from NASA's Cassini spacecraft. The spot is the crater Inktomi, named for a Lakota spider spirit.
PIA18300:
Little Bright Spot
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Add Image to Favorite List 2014-12-18 Mars Mars Reconnaissance Orbiter (MRO)
 HiRISE
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This image from NASA's Mars Reconnaissance Orbiter is of an approximately 5 kilometer (approx. 3.1 mile) diameter crater that is one of the rare examples of a fresh 'lunar-like' crater on Mars.
PIA19124:
A Fresh, Lunar-Like Crater on Mars
Full Resolution:     TIFF (14.75 MB)     JPEG (855.5 kB)
Add Image to Favorite List 2014-12-05 Ceres Dawn
 Framing Camera
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From about three times the distance from Earth to the moon, NASA's Dawn spacecraft spies its final destination -- the dwarf planet Ceres.
PIA19049:
Dawn's Gateway View of Ceres
Full Resolution:     TIFF (1.617 MB)     JPEG (21.5 kB)
Add Image to Favorite List 2014-12-01 Enceladus Cassini-Huygens
 ISS - Wide Angle
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NASA's Cassini orbiter shows that Enceladus (visible in the lower-left corner of the image) is but a speck before enormous Saturn, but even a small moon can generate big waves of excitement throughout the scientific community.
PIA18296:
Mighty Little Dot
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Add Image to Favorite List 2014-11-24 S Rings Cassini-Huygens
 ISS - Wide Angle
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NASA's Cassini orbiter shows Saturn is circled by its rings (nearly edge-on in this image), as well as by the moons Tethys (the large bright body near the lower right corner) and Mimas (seen as a slight crescent against Saturn's disk above the rings).
PIA18288:
Circling Saturn
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Add Image to Favorite List 2014-11-21 Europa Galileo
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The puzzling, fascinating surface of Jupiter's icy moon Europa looms large in this newly-reprocessed color view, made from images taken by NASA's Galileo spacecraft in the late 1990s.
PIA19048:
Europa's Stunning Surface
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Add Image to Favorite List 2014-11-14 Mercury MESSENGER
 MDIS - Wide Angle
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Van Eyck and the Formation
PIA18950:
Van Eyck and the Formation
Full Resolution:     TIFF (3.063 MB)     JPEG (414.3 kB)
Add Image to Favorite List 2014-11-10 Titan Cassini-Huygens
 Radar Mapper
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NASA's Cassini's radar instrument images show that a bright feature appeared in Kraken Mare, Titan's largest sea.
PIA19047:
Bright Feature Appears in Titan's Kraken Mare
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Add Image to Favorite List 2014-11-10 Titan Cassini-Huygens
 Radar Mapper
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NASA's Cassini radar data reveal the depth of a liquid methane/ethane sea on Saturn's moon Titan near the mouth of a large, flooded river valley.
PIA19046:
Plumbing Coastal Depths in Titan's Kraken Mare
Full Resolution:     TIFF (4.322 MB)     JPEG (276.3 kB)
Add Image to Favorite List 2014-11-06 CIBER
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This graphic illustrates how the Cosmic Infrared Background Experiment, or CIBER, team measures a diffuse glow of infrared light filling the spaces between galaxies. The glow does not come from any known stars and galaxies.
PIA18854:
Masking Out Galaxies
Full Resolution:     TIFF (12 MB)     JPEG (634.3 kB)
Add Image to Favorite List 2014-11-04 Tethys Cassini-Huygens
 Imaging Science Subsystem
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This set of global, color mosaics of Saturn's moon Tethys was produced from images taken by NASA's Cassini spacecraft during its first ten years exploring the Saturn system.
PIA18439:
Color Maps of Tethys - 2014
Full Resolution:     TIFF (272.1 MB)     JPEG (10.81 MB)
Add Image to Favorite List 2014-11-04 Rhea Cassini-Huygens
 Imaging Science Subsystem
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This set of global, color mosaics of Saturn's moon Rhea was produced from images taken by NASA's Cassini spacecraft during its first ten years exploring the Saturn system.
PIA18438:
Color Maps of Rhea - 2014
Full Resolution:     TIFF (216.6 MB)     JPEG (10.39 MB)
Add Image to Favorite List 2014-11-04 Mimas Cassini-Huygens
 Imaging Science Subsystem
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This set of global, color mosaics of Saturn's moon Mimas was produced from images taken by NASA's Cassini spacecraft during its first ten years exploring the Saturn system.
PIA18437:
Color Maps of Mimas - 2014
Full Resolution:     TIFF (60.62 MB)     JPEG (1.849 MB)
Add Image to Favorite List 2014-11-04 Iapetus Cassini-Huygens
 Imaging Science Subsystem
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This set of global, color mosaics of Saturn's moon Iapetus was produced from images taken by NASA's Cassini spacecraft during its first ten years exploring the Saturn system.
PIA18436:
Color Maps of Iapetus - 2014
Full Resolution:     TIFF (206.8 MB)     JPEG (4.989 MB)
Add Image to Favorite List 2014-11-04 Enceladus Cassini-Huygens
 Imaging Science Subsystem
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This set of global, color mosaics of Saturn's moon Enceladus was produced from images taken by NASA's Cassini spacecraft during its first ten years exploring the Saturn system.
PIA18435:
Color Maps of Enceladus - 2014
Full Resolution:     TIFF (382.1 MB)     JPEG (18.92 MB)
Add Image to Favorite List 2014-11-04 Dione Cassini-Huygens
 Imaging Science Subsystem
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This set of global, color mosaics of Saturn's moon Dione taken by NASA's Cassini spacecraft during its first ten years exploring the Saturn system; obvious feature on the maps is the difference in color and brightness between the two hemispheres.
PIA18434:
Color Maps of Dione - 2014
Full Resolution:     TIFF (299.7 MB)     JPEG (10.26 MB)
Add Image to Favorite List 2014-11-03 Titan Cassini-Huygens
 ISS - Wide Angle
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The view from NASA's Cassini orbiter shows Titan's crescent nearly encircling Saturn's disk due to the small haze particles high in its atmosphere refracting the incoming light of the distant Sun.
PIA18291:
Mimicking the Moon
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Add Image to Favorite List 2014-10-30 Titan Cassini-Huygens
 Visual and Infrared Mapping Spectrometer
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The view was obtained during NASA's Cassini orbiter's flyby on July 24, 2012, also called the 'T85' flyby by the Cassini team. This was the most intense specular reflection that Cassini had seen to date.
PIA18433:
Sunglint on a Hydrocarbon Lake
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Add Image to Favorite List 2014-10-27 S Rings Cassini-Huygens
 ISS - Wide Angle
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This image from NASA's Cassini spacecraft shows befitting moons named for brothers, Prometheus and Epimetheus. Both are small, icy moons that orbit near the main rings of Saturn.
PIA18286:
A Forethought and an Afterthought
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Add Image to Favorite List 2014-10-23 Mars Hubble Space Telescope
 WFPC2
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This synthesized composite of NASA Hubble Space Telescope images captures the positions of comet Siding Spring and Mars in a never-before-seen close passage of a comet by the Red Planet.
PIA17802:
Close Encounters: Comet Siding Spring Seen Next to Mars (Synthesized Image)
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Add Image to Favorite List 2014-10-23 Mars MAVEN
 Imaging Ultraviolet Spectrograph
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NASA's MAVEN spacecraft obtained this ultraviolet image of hydrogen surrounding comet Siding Spring on Oct. 17, 2014, two days before the comet's closest approach to Mars.
PIA18619:
MAVEN Ultraviolet Image of Comet Siding Spring's Hydrogen Coma
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Add Image to Favorite List 2014-10-20 Tethys Cassini-Huygens
 ISS - Narrow Angle
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The moons visible in this image from NASA's Cassini spacecraft, Pandora and Atlas, are quite small by astronomical standards, but the rings are also enormous. From one side of the planet to the other, the A ring stretches over 170,000 miles (270,000 km).
PIA18279:
Mini Moons
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Add Image to Favorite List 2014-10-13 Tethys Cassini-Huygens
 ISS - Narrow Angle
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Like a drop of dew hanging on a leaf, Tethys appears to be stuck to the A and F rings from this perspective of NASA's Cassini spacecraft.
PIA18284:
Stuck on the Rings
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Add Image to Favorite List 2014-10-10 Mercury MESSENGER
 MDIS - Narrow Angle
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Lunar Eclipse, as Viewed by MESSENGER!
PIA18739:
Lunar Eclipse, as Viewed by MESSENGER!
Full Resolution:     TIFF (529.2 kB)     JPEG (19.66 kB)
Add Image to Favorite List 2014-10-01 Moon GRAIL
Lunar Reconnaissance Orbiter (LRO)
 Lunar Orbit Laser Altimeter
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Topography of Earth's moon generated from data NASA's LRO, with the gravity anomalies bordering the Procellarum region superimposed in blue. The border structures are shown using gravity gradients calculated with data from NASA's GRAIL mission.
PIA18822:
Gravity Gradients Frame Oceanus Procellarum
Full Resolution:     TIFF (6.753 MB)     JPEG (203.5 kB)
Add Image to Favorite List 2014-10-01 Moon GRAIL
Lunar Reconnaissance Orbiter (LRO)
 Lunar Reconnaissance Orbiter Camera (WAC)
Lunar Orbit Laser Altimeter
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A view of Earth's moon looking south across Oceanus Procellarum, representing how the western border structures may have looked while active. This image combines gravity gradient from NASA's GRAIL and LRO.
PIA18821:
On the West Coast of the Ocean of Storms (Artist's Concept)
Full Resolution:     TIFF (4.199 MB)     JPEG (116.7 kB)
Add Image to Favorite List 2014-10-01 Titan Cassini-Huygens
 ISS - Wide Angle
Visual and Infrared Mapping Spectrometer
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These two views of Saturn's moon Titan show the southern polar vortex, a huge, swirling cloud that was first observed by NASA's Cassini spacecraft in 2012.
PIA18431:
Spectral Map of Titan with Polar Vortex
Full Resolution:     TIFF (2.795 MB)     JPEG (41.83 kB)
Add Image to Favorite List 2014-09-29 Mercury MESSENGER
 MDIS - Wide Angle
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A Quiet Night Thought
PIA18726:
A Quiet Night Thought
Full Resolution:     TIFF (1.225 MB)     JPEG (213.9 kB)
Add Image to Favorite List 2014-09-29 Titan Cassini-Huygens
 Radar Mapper
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These three images, created from NASA's Cassini Synthetic Aperture Radar (SAR) data, show the appearance and evolution of a mysterious feature in Ligeia Mare, one of the largest hydrocarbon seas on Saturn's moon Titan.
PIA18430:
Mysterious Changing Feature in Ligeia Mare
Full Resolution:     TIFF (1.318 MB)     JPEG (124.8 kB)
Add Image to Favorite List 2014-09-22 Tethys Cassini-Huygens
 ISS - Narrow Angle
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NASA's Cassini spacecraft captures a rare family photo of three of Saturn's moons that couldn't be more different from each other. Shown here are Tethys (center), Hyperion (upper left), and Prometheus (lower left).
PIA18283:
The Odd Trio
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Add Image to Favorite List 2014-09-15 Mimas Cassini-Huygens
 ISS - Narrow Angle
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A thin sliver of Mimas, as seen by NASA's Cassini spacecraft, is illuminated, the long shadows showing off its many craters, indicators of the moon's violent history.
PIA18285:
Crescent Mimas
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Add Image to Favorite List 2014-09-08 Europa Galileo
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Scientists have found evidence of plate tectonics on Jupiter's moon Europa. This conceptual illustration of the subduction process.
PIA18428:
Plate Tectonics on Europa
Full Resolution:     TIFF (38.12 MB)     JPEG (557.7 kB)
Add Image to Favorite List 2014-09-08 Pan Cassini-Huygens
 ISS - Narrow Angle
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Saturn's innermost moon Pan orbits the giant planet seemingly alone in a ring gap its own gravity creates. This image was taken by NASA's Cassini spacecraft, this image.
PIA18281:
Pan Alone in the Gap
Full Resolution:     TIFF (1.042 MB)     JPEG (53.97 kB)
Add Image to Favorite List 2014-09-03 Titan Cassini-Huygens
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Scientists modeled how methane rainfall runoff would interact with the porous, icy crust of Saturn's moon Titan and found that a subsurface methane 'aquifer' might have its composition changed over time due to the formation of materials called clathrates.
PIA18417:
Titan's Subsurface Reservoirs (Artist's Concept)
Full Resolution:     TIFF (5.505 MB)     JPEG (230.1 kB)
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