Science ❯ Astrobiology

Planetary Habitability

Mars Habitability Water on Mars Mars Exploration Mars Water Ice Conditions for Life Microbial Life Life Support Conditions Atmospheric Studies Water Activity

Shelf-Like Band on Mars Bolsters Case for Ancient Northern Ocean

Earth-style modeling points to a long-lived sea pending rover tests.

Perseverance Radar Reveals Ancient Buried Delta Beneath Jezero Crater

JWST Helps Reveal Sulfur-Rich Magma-Ocean World L 98-59 d

Oxford Study Finds Moon’s Magnetic Field Was Mostly Weak Through Its History

Machine Learning Maps 400 Bright Slope Streaks on Mercury, Hinting at Ongoing Volatile Loss

NASA Confirms Loss of Contact With MAVEN After Routine Mars Occultation

NASA Still Without Contact With MAVEN Mars Orbiter After Dec. 6 Blackout

Perseverance Finds Kaolinite in Jezero, Pointing to Long-Lived Rain on Ancient Mars

ESA Mars Express Reveals 'Butterfly' Crater Carved by Low-Angle Impact

NASA’s Twin ESCAPADE Probes Set for Sunday Launch on Blue Origin’s New Glenn

Experiments Confirm Hydrogen–Rock Reactions Can Create Large Water Stores Inside Sub-Neptunes

Lab Experiments Reveal Planets Can Make Water From Hydrogen–Magma Reactions

Explosive Early Mars Eruptions May Have Left Ice at the Equator

ESA Releases 3D Flyover of Mars’ Xanthe Terra From Mars Express

Ferric Hydroxysulfate Identified on Mars, Hinting at Amazonian Geothermal and Volcanic Activity

Mars Rover’s ‘Helmet’ Rock, Horneflya, Is Almost Entirely Made of Spherules

NASA Explains Coral-Like and Helmet-Shaped Mars Rocks as Ancient Mineral Formations

Curiosity Rover Reveals Coral-Like Rock Paposo as Ancient Mineral Vein

Record $5.3 Million Sale of Martian Meteorite Raises Questions About Research Access

Chandra Observations Reveal Rapid Atmospheric Loss on Exoplanet TOI 1227b