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Geologic Map of Io, SIM 3168 thumbnail

Geologic Map of Io, SIM 3168

application/zip 268 MBMar 13 2012

Io, discovered by Galileo Galilei on January 7-13, 1610, is the innermost of the four Galilean satellites of the planet Jupiter. It is the most volcanically active object in the Solar System, as…

Venus Magellan SAR FMAP Right Look Global Mosaic 75m v1 thumbnail

Venus Magellan SAR FMAP Right Look Global Mosaic 75m v1

application/isis 29 kBAug 01 1994

Product Information: This mosaic was created from the Magellan Full resolution Basic Image Data Records (F-BIDRs), the highest resolution radar images of the Venus surface (~75 meters per pixel…

Venus Magellan SAR FMAP Left Look Global Mosaic 75m v1 thumbnail

Venus Magellan SAR FMAP Left Look Global Mosaic 75m v1

application/isis 74 kBAug 01 1994

Product Information: This mosaic was created from the Magellan F-BIDRs, (Full resolution Basic Image Data Records), the highest resolution radar images of the Venus surface (~75 m/pixel). For a…

Venus Magellan Global C3-MDIR Synthetic Color Mosaic 4641m v1 thumbnail

Venus Magellan Global C3-MDIR Synthetic Color Mosaic 4641m v1

application/isis 96 MB

Product Information: This synthetic colorized version of the C3-MIDR mosaic was developed to simulate the surface of Venus. This mosaic was created from the Magellan Full resolution Basic Image Data…

CTX Orthoimage of Lethe Vallis thumbnail

CTX Orthoimage of Lethe Vallis

application/isis 1 kBApr 09 2018

This orthorectified image was created by projecting an image from the Mars Reconnaissance Orbiter Context Camera (CTX) onto a Digital Terrain Model (DTM). The DTM is available under the “Derived…

CTX Orthoimage of North Kasei Vallis Distal Flow thumbnail

CTX Orthoimage of North Kasei Vallis Distal Flow

application/isis 1 kBApr 09 2018

This orthorectified image was created by projecting an image from the Mars Reconnaissance Orbiter Context Camera (CTX) onto a Digital Terrain Model (DTM). The DTM is available under the “Derived…

CTX Orthoimage of North Kasei Vallis Distal Flow thumbnail

CTX Orthoimage of North Kasei Vallis Distal Flow

application/isis 1 kBApr 09 2018

This orthorectified image was created by projecting an image from the Mars Reconnaissance Orbiter Context Camera (CTX) onto a Digital Terrain Model (DTM). The DTM is available under the “Derived…

CTX DTM North Kasei Valles Distal Flow thumbnail

CTX DTM North Kasei Valles Distal Flow

application/isis 1 kBApr 09 2018

This Digital Terrain Model (DTM) was produced as part of a project to understand Martian lava flows. It was constructed from a pair of Mars Reconnaissance Orbiter Context Camera (CTX) images using…

CTX Orthoimage of North Kasei Vallis Cataract thumbnail

CTX Orthoimage of North Kasei Vallis Cataract

application/isis 1 kBApr 09 2018

This orthorectified image was created by projecting an image from the Mars Reconnaissance Orbiter Context Camera (CTX) onto a Digital Terrain Model (DTM). The DTM is available under the “Derived…

CTX DTM Lethe Vallis thumbnail

CTX DTM Lethe Vallis

application/isis 1 kBApr 09 2018

This Digital Terrain Model (DTM) was produced as part of a project to understand Martian lava flows. It was constructed from a pair of Mars Reconnaissance Orbiter Context Camera (CTX) images using…

Project Pages

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Planetary Caves thumbnail

Planetary Caves

https://astrogeology.usgs.gov/geology/planetary-caves

As USGS scientist and planetary cave enthusiast, Glen Cushing, points out, "Caves are important to the future of planetary exploration because they are believed to provide shelter from a range of…

Moon Pyroclastic Volcanism Project thumbnail

Moon Pyroclastic Volcanism Project

https://astrogeology.usgs.gov/geology/moon-pyroclastic-volcanism-project

Project Overview The goal of this research project is to advance our understanding of pyroclastic volcanism on the Moon using remote sensing data, primarily the high-spatial-resolution (~100 m/pixel)…

Venus Magellan Impact Crater Database thumbnail

Venus Magellan Impact Crater Database

https://astrogeology.usgs.gov/geology/venus-magellan-crater-database

The Crater Database The database tables include the name (where applied), coordinates, diameter, modification state, crater morphologic type, and mean elevation of 967 craters interpreted to be of…

Sub-ice Volcanism on Earth and Mars thumbnail

Sub-ice Volcanism on Earth and Mars

https://astrogeology.usgs.gov/geology/mars-volcano-ice-interactions

Sub-glacially erupted volcanoes form free-standing flat-topped mesas, known as tuyas. Although there are some silicic edifices (e.g. Tuffen et al., 2002), most terrestrial sub-ice volcanoes are mafic…

Cassini Observations of Io's Visible Aurorae thumbnail

Cassini Observations of Io's Visible Aurorae

https://astrogeology.usgs.gov/geology/io-cassini-visible-aurorae

Detailed comparisons of laboratory SO2 spectra with the Cassini observations indicate that a mixture of gases contribute to the equatorial emissions: Potassium (K) is suggested by new detections of…