Scientists say Venus may have been seeded with life from Earth via asteroid impacts, with billions of cells potentially ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and ...

Can desert planets with alien life, like the one in the movie *Dune*, exist? Scientists’ answer leans toward “no.” A study ...

Planets with minimal surface water are practically unable to support life, scientists at the University of Washington have ...

The search for life on other planets relies, for lack of a better alternative, on what we know on Earth. However, this ...

Scientists estimate that there are billions of planets orbiting stars outside our solar system, with more than 6,000 ...

Scientists say caves on Mars and icy moons may host microbial life and serve as future habitats for astronauts to be sent to ...

Don’t you just love looking at crystals? If you’re just getting started in learning about them, it’s an expansive world to ...

Scientists reveal how waves behave on alien planets, from towering methane seas on Titan to nearly still lava oceans on ...

Modelling suggests that the layer beneath the planet’s acidic clouds is comprised of particles from outer space.

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Ancient Greeks believed in alien life, as well as in gods, souls, and beings that inhabited the Moon, stars, and Heavens.