Astrobiology | Astronomy.com

Could life travel between planets on an asteroid? This hardy bacterium suggests it can

Animal life unlikely around a third of stars in the galaxy, study says

Organic molecules in Saturn’s rings originated from liquid water, scientists confirm

NASA study finds Ceres may have once been habitable

NASA announces strongest evidence yet for ancient life on Mars

Science retracts controversial ‘arsenic life’ paper

Alien Life, Exoplanets

The search for biosignatures in the Milky Way

Alien Life, Exoplanets

New study revisits signs of life on K2-18 b

Scientists find life’s ‘building blocks’ in asteroid Bennu samples

Illustration of DNA

How we might look for life in the universe — even if we can’t recognize it

Interested in space? Here are the degrees you can get in astronomy

Enceladus, in a mosaic taken by the Cassini spacecraft. Credit: NASA/JPL/Space Science Institute

Alien Life, Science

Phosphate found on Enceladus boosts chances for life