The Etosha Pan in northern Namibia, the largest salt flat in the country, looks otherworldly in this satellite photo.

Beta Pictoris b appears to have an aurora caused by a powerful magnetic field. If confirmed, it would be the first such field known outside our solar system.

Our galaxy is full of strange worlds, but what would happen if we could bring some of them into our own Solar System? Moving ...

Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

In ancient mythology, the phoenix was a miraculous bird with a cyclical pattern of life and death, perishing in flames only ...

This summer, exoplanet science—the study of planets orbiting stars beyond our sun—took a big step forward. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet from ...

Some scientists believe the sheer number of stars, planets and potentially habitable environments in space makes ...

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...

Astronomers have identified a clue hidden in the light of certain stars that's already led them to discover seven new alien planets, with more expected to come. To be clear, these alien planets likely ...