The alien known as Harry Vanderspeigle first arrived in Earth’s atmosphere with a simple mission. He was supposed to deliver a machine designed to destroy humanity (but not the planet or any other ...

WASP-39b is now the best-explored planet outside the solar system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A boiling Saturn-like planet ...

We may find alien life on a planet unlike any place in our Solar System — and we may find it soon. A huge planet called K2-18b has methane and carbon dioxide mixed in with its mostly hydrogen ...

The Hubble Space Telescope made the find. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Scientists think they've spied an alien world that lost ...

New research has debunked a 2020 study that claimed to have found the chemical phosphine, a potential biomarker for extraterrestrial life, in Venus' atmosphere. When you purchase through links on our ...

If intelligent alien civilizations exist in space, it's possible that we may find signs of their existence before we find the aliens themselves. A new study by NASA suggests that industrialized ...