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Astrobiology

Mars Exploration Enceladus Habitability Extraterrestrial Life Europa Titan Venus Mars Water Origins Enceladus Exploration Microclimates Organic Chemistry Ceres Chemical Processes Extraterrestrial Habitability Habitability of Moons Space Exploration Water on Mars Habitability of Mars Habitability Potential Europa Clipper Subsurface Water Aqueous Alteration Life in the Universe

Study Finds Europa’s Seafloor Likely Inactive, Undercutting Hopes for Present-Day Life

The peer-reviewed modeling points to too little seafloor energy today, a forecast to be tested by Europa Clipper plus JUICE in the early 2030s.

Titan May Lack a Global Ocean, Cassini Reanalysis Points to a Slushy Interior With Isolated Water Pockets

Peer-Reviewed Study Links Europa’s ‘Spider’ to Brine Eruptions Like Earth’s Lake Stars

Study Finds Subsurface Oceans Could Boil Inside Small Icy Moons

Study Finds Enceladus’ Heat Loss Matches Tidal Input, Indicating a Long-Lived Ocean

Titan Study Shows Hydrogen Cyanide Mixing With Methane and Ethane in Stable Co-Crystals

Cassini Reanalysis Finds Complex Organics From Enceladus’s Ocean in Fresh Plume Grains

Cassini Reanalysis Finds Complex Organics in Fresh Enceladus Plume Grains

Fresh Enceladus Plume Grains Reveal Ocean-Derived Complex Organics

Perseverance’s ‘Leopard-Spot’ Rock Tagged a Potential Biosignature as Fresh Skepticism Surfaces

Perseverance Maps Repeated Habitable Water Episodes in Jezero, Study Finds

Perseverance Finds Potential Biosignature in Jezero Mudstones, Nature Study Reports

Lab Radiation Tests Complicate Ocean Origin for Enceladus Organics

UK Proposes VERVE CubeSat to Sample Signs of Life in Venus’s Clouds