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Habitability

Extraterrestrial Life Planetary Conditions Subsurface Oceans Microbial Life Icy Moons Mars Habitability Planetary Atmospheres Ocean Worlds Extreme Environments Mars

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

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

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Mars Study Maps Broad Coastal Shelf, Bolstering Case for Ancient Northern Ocean

Cassini Data Show Saturn’s Magnetic Cusp Is Skewed Toward Dusk

Perseverance Radar Reveals Ancient Buried Delta Beneath Jezero Crater

Perseverance Radar Reveals Buried Ancient River Delta Beneath Jezero Crater

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

JUICE Releases Best-Yet Image of Interstellar Comet 3I/ATLAS as Data Flow Begins

Curiosity Wraps Six-Month Survey of Mars "Spiderweb" Ridges, Confirms Fractures and Tests for Organics

Bayesian Study Finds Hidden Nearby Alien Signals Unlikely, Urges Galaxy-Wide SETI Surveys

Late-Blooming Rocky World, JWST Chemistry Recast Planet Formation

Young Mars Volcanoes Show Long-Lived, Evolving Magma Systems

JWST Spots Sulfur in HR 8799 c, Strengthening Case for Core Accretion

Enceladus Powers Planet-Scale Alfvén Wings Reaching Over 500,000 Kilometers

Reanalysis of Galileo Data Finds Ammonia on Europa Near Surface Fractures

Juno Sounding Finds Europa’s Outer Ice Layer Averages 18 Miles Thick in Surveyed Region

Kepler Data Reveal Earth-Size Planet Candidate HD 137010 b Near Star’s Habitable Edge

NASA Study of Apollo Moon Soil Finds Meteorites Supplied Only a Small Share of Earth’s Water

New Model Shows Salty Europa Ice Could Sink, Ferrying Nutrients to Its Hidden Ocean

Mars’ Gravity Helps Drive Earth’s Ice‑Age Cycles, New Simulations Show

High-Resolution Mars Mapping Points to Arctic-Sized Ocean 3 Billion Years Ago