Saturn’s Ring System, Hyperion and Titan May Have Originated in Collision of Two Proto-Moons
In a paper to be published in the Planetary Science Journal, scientists from SETI Institute, Southwest Research Institute,…
New Research Uncovers Hidden Complexity beneath Martian Surface
New orbital data reveal that the most recently active volcanic systems on Mars weren’t simple one-off blasts into…
Seasonal and Multi-Decadal Climate Cycles Persisted during Snowball Earth, Scientists Say
A new analysis of exquisitely preserved laminated rocks (varves) from the Port Askaig Formation on the Garvellach Islands,…
Why the economics of orbital AI are so brutal
In a sense, this whole thing was inevitable. Elon Musk and his coterie have been talking about AI…
Enceladus Plays Bigger Role in Shaping Saturn’s Space Environment than Previously Thought
A new analysis of data from four instruments aboard NASA’s Cassini spacecraft has demonstrated the crucial role that…
Hidden Caves on Venus? New Analysis Suggests Massive Lava Tube beneath Venusian Surface
Using archival radar data from NASA’s Magellan spacecraft, planetary researchers have identified a vast underground conduit beneath the…
Mars Organics Can’t Be Fully Explained by Geological Processes Alone, NASA Study Says
Known non-biological sources, from meteorites to surface chemistry, fall short of accounting for organic compounds detected by NASA’s…
Jupiter is Smaller and More ‘Squashed’ than Previously Believed, New Juno Data Reveal
Using high-precision radio-occultation measurements from NASA’s Juno mission and incorporating the effects of zonal winds, planetary scientists derived…
Even Local Dust Storms Can Drive Water Loss on Mars, Study Suggests
Mars almost certainly once held abundant water. Until now, observations have shown that most atmospheric water loss occurs…
Two Enormous Blobs of Superheated Material Help Shape Earth’s Magnetic Field
Two immense, ultrahot rock structures located at the base of Earth’s mantle, around 2,900 km beneath Africa and…
A second home in space? This planet is amazingly similar to Earth
Around 146 light-years from Earth, a planet could be orbiting an alien star that is more similar to…
New Lunar Regolith Analysis Challenges Meteorite-Water Theory
Planetary scientists analyzing oxygen isotopes in lunar soil from the Apollo mission sites conclude that meteorite bombardment over…