astrobiology

Compounds found in DNA and RNA have been found in space rocks, too.

Could living things explain unusual atmospheric chemistry on Venus?

When billionaires race to space, researchers win.

With water, hot vents, and tasty hydrogen, Enceladus has everything methanogen microbes could ever want. But is anybody home?

For the first time, NASA will attempt to generate a resource in space.

The images show us full-color glimpses of the planet’s ancient past

Take a look at the first images taken from the surface.

A controversial theory suggests that life could pre-date Earth.

Beneath its surface, the Red Planet may be slightly mushy.

The planet is still drying out today. And faster than expected.