Science ❯ Astrobiology

Life Detection

Extraterrestrial Life Biosignatures Biomarkers Chemical Signatures Dimethyl Sulfide Planetary Atmospheres Organic Compounds Subsurface Oceans Molecular Biology Molecules Mars Rover Perseverance Molecular Signatures Chemical Signals Organic Molecules Mars Missions Mars Exploration Nonbiological Processes Habitability Indicators Exoplanet Catalogs Biosignature Analysis Habitability Studies Chemical Activity Confidence of Life Detection Scale Mars Ice NASA Missions Mars Atmospheric Studies Research Methodologies Geological Processes Chemical Compounds Habitability Microbial Motility

Curiosity Finds Most Diverse Organics Yet on Mars in First-Ever Wet-Chemistry Test

The discovery strengthens evidence that ancient Mars was habitable without proving past life.

Cornell Catalog Identifies 45 Rocky Exoplanets in Habitable Zones

NASA-Led Study Finds Nonbiological Sources Fall Short for Curiosity’s Mars Organics

NASA Confirms Pandora Exoplanet Observatory Is Healthy After Launch, Begins Commissioning

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

Doubts Deepen Over Potential Biosignature on Exoplanet K2-18b