Astrophysicists have been grappling with the question of how water arrived on our young planet for decades. One of the ...

Deep subsurface microbes are highly diverse, challenging assumptions about life in low-energy environments. This discovery ...

The thin atmosphere, or exosphere, does little to prevent or slow down impacts from extraterrestrial objects, leaving the surface littered with craters. In appearance it is similar to Earth's Moon.

Most terrestrial planets have atmospheres, but the conditions on their surfaces would not allow humans to survive there. Venus is the hottest planet in our solar system (despite being further from ...