Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

Astronomers have discovered an additional 100 new worlds in data collected by NASA's exoplanet-hunting spacecraft TESS, ...

Alien probes could be hiding among us in plain sight as we search for them in the wrong places. This is the theory of professor Alex Ellery of Carleton University who argues that if self-replicating ...

A mysterious cigar-shaped object spotted tumbling through our solar system last year may have been an alien spacecraft sent to investigate Earth, astronomers from Harvard University have suggested.

Here’s what you’ll learn when you read this story: The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we ...

Astronomers do not have a photo of Kepler-22b, but they used the so-called 'transit method' to detect it from 640 light-years away. - NASA / Ames / JPL-Caltech illustration In Apple TV’s Pluribus, a ...

A small space telescope with the eyes of a giant will spend the next year studying the planets around distant stars, and the University of Arizona will serve as mission control. The refrigerator-sized ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The Milky Way galaxy has more than 400 billion stars in it. Over the last few decades, ...

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...