Science ❯ Astrobiology

Extraterrestrial Life

Habitability Mars Exploration Mars Habitability Alien Technology Planetary Conditions Mars Microbial Life Alien Theories Mars Research UFOs

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.

Perseverance Finds Record Nickel in Mars Bedrock That Bolsters Case for Ancient Habitability

NASA Sets 2028 Launch for SR-1 Freedom, a Nuclear-Powered Mars Demo

ESA Unveils JUICE Video of Interstellar Comet 3I/ATLAS

Hayabusa2’s Ryugu Samples Confirm All Five DNA/RNA Bases, Pointing to Space-Born Formation Clues

Perseverance Radar Reveals Buried Ancient River Delta Beneath Jezero Crater

Cornell Catalog Identifies 45 Rocky Exoplanets in Habitable Zones

Ryugu Samples Contain All Five DNA and RNA Bases, Peer-Reviewed Study Finds

ALMA Finds Interstellar Comet 3I/ATLAS Strikingly Methanol‑Rich With Unusual Outgassing

ALMA Reveals 3I/ATLAS Is Exceptionally Methanol‑Rich, Indicating a Heterogeneous Interstellar Comet

Curiosity Maps Martian ‘Boxwork’ Ridges, Spots Spheroidal Nodules and Confirms Clay–Carbonate Split

Curiosity Confirms Kilometer-Scale 'Boxwork' Ridges as Ancient Groundwater Fractures on Mount Sharp

Curiosity Wraps Six-Month Survey of Mars "Spiderweb" Ridges, Confirms Fractures and Tests for Organics

New Simulations Show Gravitational Collapse Can Build Kuiper Belt 'Snowman' Worlds

Bayesian Study Finds Hidden Nearby Alien Signals Unlikely, Urges Galaxy-Wide SETI Surveys

Trump Orders Agencies to Prepare Release of UAP and Extraterrestrial Files

Trump Directs Agencies to Begin Publishing U.S. UFO and Extraterrestrial Records

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

Trump Orders Review for Possible Release of U.S. UFO and Extraterrestrial Files

Trump Orders Review to Release U.S. Files on UFOs and Extraterrestrial Life