When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...

Astonishingly, we can identify molecules present in the atmospheres of exoplanets.

More planets could be homes for aliens than we thought, scientists say - Planets we thought were not inhabitable might ...

Want to be a top notch candidate for hosting alien life? Then there's a few key requirements you should be aware of: Ideally, you're a large object like a moon or a planet; scientists suspect you also ...

Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for Einstein's general relativity may rewrite that rule. When you purchase ...

Musk compared consciousness to a candle in a “vast darkness" during remarks about aliens at the World Economic Forum in Davos ...