Science ❯ Astrobiology

Exoplanets

Habitability Planetary Atmospheres Life Detection Habitability Studies Planetary Characteristics Planetary Formation Biosignatures Gas Giants Cosmic Life TRAPPIST-1

Scientists Outline 'Agnostic Biosignature' to Find Life Through Planetary Patterns

The simulation-led approach points to a way to cut false alarms by flagging tight clusters of similar exoplanets for targeted checks.

Subaru Spots Volatile Shift in Interstellar Comet 3I/ATLAS After Sun Flyby

JWST Charts Uranus’s Upper Atmosphere in 3D, Exposing Auroral Bands and a Cooling Trend

Trump Orders Pentagon to Begin Declassifying UFO and Alien-Related Files

JPL Study Maps Propulsion Paths to Reach the Solar Gravitational Lens in Decades

Study Finds Planetary Oxygen at Birth Controls Life-Critical Phosphorus and Nitrogen

Simulations Show Mars Helps Shape Earth’s Ice‑Age Cycles

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

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

XFEL Studies Confirm Mixed Crystal Structures in Superionic Water

First All-Sky Census of Nearby K Dwarfs Flags 529 Prime Targets for Earth-Like Planet Searches

Astronomers Make First Direct Mass Measurement of a Rogue Planet

Early Earth’s Atmosphere May Have Forged Sulfur Biomolecules Needed for Life

Euclid Reveals Orion's Hidden Stars in New Infrared Image From Guiding Test

Astronomers Map Orbit and Mass of Stormy Brown Dwarf Around Nearby Red Dwarf

JWST Finds Phosphine on Ancient Brown Dwarf, Matching Model Predictions

Webb Detects First Silane in Ancient Brown Dwarf, Clarifying Jupiter–Saturn Silicon Mystery

New Rectangular Space Telescope Concept Targets Earth-Like Planets Within 30 Light-Years

Cosmic Rays Can Sustain Subsurface Life in New Radiolytic Habitable Zone

Weather Satellites Reveal Decade of Venus Cloud-Top Temperature Variations