astrogeology Archives - Astrobiology

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A Nearly Terrestrial D/H For Comet 67P/Churyumov-Gerasimenko

Comets and Asteroids

A Nearly Terrestrial D/H For Comet 67P/Churyumov-Gerasimenko

Potential Interior Structures and Habitability of Super-Earth Exoplanets LHS 1140 b, K2-18 b, TOI-1452 b and TOI-1468 c

Exoplanetology: Exoplanets & Exomoons

Potential Interior Structures and Habitability of Super-Earth Exoplanets LHS 1140 b, K2-18 b, TOI-1452 b and TOI-1468 c

Tides on Lava Worlds: Application to Close-in Exoplanets and the Early Earth-Moon System

Lava / Volcanic Worlds

Tides on Lava Worlds: Application to Close-in Exoplanets and the Early Earth-Moon System

NASA Researchers Discover More Dark Comets

Comets and Asteroids

NASA Researchers Discover More Dark Comets

Diagenetic History and Biosignature Preservation Potential of Fine-Grained Rocks at Hogwallow Flats, Jezero Crater, Mars

Mars

Diagenetic History and Biosignature Preservation Potential of Fine-Grained Rocks at Hogwallow Flats, Jezero Crater, Mars

NASA-Led Team Links Comet Water to Earth’s Oceans

Comets and Asteroids

NASA-Led Team Links Comet Water to Earth’s Oceans

Ionizing Radiation Exposure On Arrokoth Shapes A Sugar World

Astrochemistry

Ionizing Radiation Exposure On Arrokoth Shapes A Sugar World

Electron-Induced Radiolysis of Water Ice and the Buildup of Oxygen On Icy Worlds

Astrochemistry

Electron-Induced Radiolysis of Water Ice and the Buildup of Oxygen On Icy Worlds

Water Enrichment from Pebble Drift in Disks with Gap-forming Planets

Astrogeology

Water Enrichment from Pebble Drift in Disks with Gap-forming Planets

A Dry Venusian Interior Constrained By Atmospheric Chemistry

Venus

A Dry Venusian Interior Constrained By Atmospheric Chemistry

Recent Replenishment Of Aliphatic Organics On Ceres From A Large Subsurface Reservoir

Ceres

Recent Replenishment Of Aliphatic Organics On Ceres From A Large Subsurface Reservoir

Uranus Study Report: Keck Institute for Space Studies (KISS) Workshop

Uranus

Uranus Study Report: Keck Institute for Space Studies (KISS) Workshop

History and Habitability of the LP 890-9 Planetary System

Exoplanetology: Exoplanets & Exomoons

History and Habitability of the LP 890-9 Planetary System

Hot Neptune TOI-3261 b Is In A Tight Orbit Around Its Host Star

Exoplanetology: Exoplanets & Exomoons

Hot Neptune TOI-3261 b Is In A Tight Orbit Around Its Host Star

Research Suggests That Venus Never Had Liquid Water On Its Surface

Venus

Research Suggests That Venus Never Had Liquid Water On Its Surface

Uranus’ Swaying Moons Will Help Spacecraft Seek Out Hidden Oceans

Uranus

Uranus’ Swaying Moons Will Help Spacecraft Seek Out Hidden Oceans

The Response of Planetary Atmospheres to the Impact of Icy Comets I: Tidally-Locked exo-Earths

Impact events

The Response of Planetary Atmospheres to the Impact of Icy Comets I: Tidally-Locked exo-Earths

Water-rich sub-Neptunes and Rocky Super Earths Around Different Stars: Radii Shaped by Volatile Partitioning, Formation, and Evolution

Exoplanetology: Exoplanets & Exomoons

Water-rich sub-Neptunes and Rocky Super Earths Around Different Stars: Radii Shaped by Volatile Partitioning, Formation, and Evolution

Suppression of Hydrodynamic Escape of an H2-rich Early Earth Atmosphere by Radiative Cooling of Carbon Oxides

News Summary Archives

Suppression of Hydrodynamic Escape of an H2-rich Early Earth Atmosphere by Radiative Cooling of Carbon Oxides

A Link Between Rocky Exoplanet Composition And Stellar Age

Astrogeology

A Link Between Rocky Exoplanet Composition And Stellar Age