What if the government offered you a one‑way ticket to another planet? This video explores the astonishing story of a secret human‑alien exchange mission that sent astronauts 40 light years from Earth ...

Exoplanet TOI-561 b is the closest of four worlds orbiting a 10-billion-year-old G-type star roughly 280 light-years from Earth. Credit: NASA / ESA / CSA / Ralf Crawford illustration NASA’s James Webb ...

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 ...

Is there an Outer SpaceX? With 3I/ATLAS set to fly by Earth in just over a week, experts continue to speculate over its origins. Harvard Scientist Avi Loeb believes that if aliens, the comet wouldn’t ...

"We are only beginning to discover the true complexity of these worlds." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have used ...