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On Europa, we are, at least for the near future, limited to using the surface chemistry of the ice as our primary means for understanding the ocean and seafloor chemistry and geology
Earth's Gakkel Ridge and the Exploration of Icy WorldsDec. 1, 2022
Artist impression of NASA's Cassini spacecraft dives through the plume of Saturn's moon Enceladus in 2015.
Details of Enceladus' Subsurface OceanNov. 30, 2022
NASA's Curiosity Mars rover took this selfie at a location nicknamed "Mary Anning" after a 19th century English paleontologist. Curiosity snagged three samples of drilled rock at this site on its way out of the Glen Torridon region.
Data from Curiosity Provides Information about Mars' early Climate and the Potential for Prebiotic ChemistryNov. 28, 2022
The NASA insignia is one of the agency's best-known symbols.
EXMAG Call for Applications for MembershipNov. 28, 2022
This artist's concept illustrates a young, red dwarf star surrounded by three planets. Image Credit: NASA/JPL-CalTech
Detecting Earth-like Planets with an Alternative BiosignatureNov. 28, 2022
A color-enhanced image of the delta in Jezero Crater, which once held a lake. Ancient rivers ferried clay-like minerals (shown in green) into the lake, forming the delta.
Did Ancient Mars Life Kill Itself Off?Nov. 27, 2022
This composite image shows suspected plumes of water vapor erupting at the 7 o’clock position off the limb of Jupiter’s moon Europa.
Where Might Plumes of Water Vapor Come From on Icy Moons?Nov. 25, 2022
Engineers install 2-foot-wide reaction wheels onto the main body of NASA’s Europa Clipper spacecraft at the agency’s Jet Propulsion Laboratory. The orbiter is in its assembly, test, and launch operations phase in preparation for a 2024 launch.
NASA’s Europa Clipper Gets Its Wheels for Traveling in Deep Space (NASA JPL)Nov. 23, 2022
"Blood Falls" seeps from a buried saltwater reservoir at the end of East Antarctica's Taylor Glacier. Observations have revealed lakes and streams hidden beneath Antarctic ice.
Terrestrial Analogues and the Search for Biosignatures in the Solar SystemNov. 23, 2022
An artist illustration of the hot gas giant exoplanet WASP-39 b.
NASA’s Webb Reveals an Exoplanet Atmosphere as Never Seen Before (NASA Goddard)Nov. 22, 2022
The view from over ice-floes in the Arctic Ocean, covering the Aurora hydrothermal Field, Gakkel Ridge from the R/V Polarstern.
Exploring Enceladus in the ArcticNov. 21, 2022
This image of “Yori Pass” was taken by a Hazcam imager aboard NASA’s Perseverance Mars rover on Nov. 5, 2022.
NASA’s Perseverance Rover Investigates Intriguing Martian Bedrock (NASA JPL)Nov. 18, 2022
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