Is anybody out there? Probably. Most stars have planets; we've discovered more than 6,000 exoplanets thus far, and the most ...

You’ve traveled thousands of light-years through interstellar star systems. And now you’re stranded on a planet you know ...

The idea was that as an alien civilization advances, its technology becomes too sophisticated for us to detect. We could ...

It’s a cosmic puzzle piece that doesn’t seem to belong to any known set. We all know the Moon has a side that always faces away from us, but it turns out that far side might be hiding something ...

Three years into its mission, the James Webb Space Telescope has advanced the search for extraterrestrial life more than any ...

A new theory from a scientist working with NASA, raises a surprising question about extraterrestrial life and why they might ...

Discover the real reason scientists believe why aliens haven’t contacted us yet. Explore the mysteries of the universe and ...