Biosignatures Archives - Astrobiology

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Hydrothermal Activity Generated By Impact Melt Emplacement On The Rim Of Ritchey Crater, Mars

Mars

Hydrothermal Activity Generated By Impact Melt Emplacement On The Rim Of Ritchey Crater, Mars

Geobiology: Iron, Sulfur, Heat – And First Life

Origin & Evolution of Life

Geobiology: Iron, Sulfur, Heat – And First Life

Fluorescent Biomolecules Detectable in Near-Surface Ice on Europa

Europa

Fluorescent Biomolecules Detectable in Near-Surface Ice on Europa

The Challenges of Detecting Gases in Exoplanet Atmospheres

Exoplanetology: Exoplanets & Exomoons

The Challenges of Detecting Gases in Exoplanet Atmospheres

Life on the Edge: Using Planetary Context to Enhance Biosignatures and Avoid False Positives

Biosignatures & Paleobiology

Life on the Edge: Using Planetary Context to Enhance Biosignatures and Avoid False Positives

Resilience of Metabolically Active Biofilms of a Desert Cyanobacterium Capable of Far-Red Photosynthesis Under Mars-like Conditions

Extremeophiles and Extreme Environments

Resilience of Metabolically Active Biofilms of a Desert Cyanobacterium Capable of Far-Red Photosynthesis Under Mars-like Conditions

Viral Activity In Lake Analogs Of Anoxic Early Earth Oceans

News Summary Archives

Viral Activity In Lake Analogs Of Anoxic Early Earth Oceans

Understanding Sulfate Stability on Mars: A Thermo-Raman Spectroscopy Study

Mars

Understanding Sulfate Stability on Mars: A Thermo-Raman Spectroscopy Study

Raiding Nature’s Genetic Toolbox For UV-C Resistance By Functional Metagenomics

Biosignatures & Paleobiology

Raiding Nature’s Genetic Toolbox For UV-C Resistance By Functional Metagenomics

New Study Unveils Volcanic History And Clues To Ancient Life On Mars

Mars

New Study Unveils Volcanic History And Clues To Ancient Life On Mars

Spectroscopic Protocol for Biosignature Detection: Arctic Ice Samples as Analogs for Icy Moons

Icy Worlds

Spectroscopic Protocol for Biosignature Detection: Arctic Ice Samples as Analogs for Icy Moons

Carbonates Identified By The Curiosity Rover Indicate A Carbon Cycle Operated On Ancient Mars

Mars

Carbonates Identified By The Curiosity Rover Indicate A Carbon Cycle Operated On Ancient Mars

Prospects For Detecting Signs of Life On Exoplanets In The JWST Era

Biosignatures & Paleobiology

Prospects For Detecting Signs of Life On Exoplanets In The JWST Era

Strongest Hints Yet Of Biological Activity Outside Our Solar System

Biosignatures & Paleobiology

Strongest Hints Yet Of Biological Activity Outside Our Solar System

New Constraints On DMS and DMDS In The Atmosphere Of K2-18 b From JWST MIRI

Biosignatures & Paleobiology

New Constraints On DMS and DMDS In The Atmosphere Of K2-18 b From JWST MIRI

Astrochemistry: A Little Bit Of Space On Earth

Astrochemistry

Astrochemistry: A Little Bit Of Space On Earth

Carbonaceous Meteorites Are Fragile

Meteorites & Asteroids

Carbonaceous Meteorites Are Fragile

Discovery Of An Intriguing Chemically Rich Outflow In The OMC-2/3 Filament

Astrochemistry

Discovery Of An Intriguing Chemically Rich Outflow In The OMC-2/3 Filament

NASA Astromaterials: OSIRIS-REx News April 2025

Astrogeology

NASA Astromaterials: OSIRIS-REx News April 2025

Photobombing For The Large Interferometer For Exoplanets (LIFE)

News Summary Archives

Photobombing For The Large Interferometer For Exoplanets (LIFE)