The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.

What can a piece of debris from another star tell astronomers about planets they may never see directly? The answer has changed dramatically since the first confirmed object from another star crossed ...

When it comes to the space sciences, nothing is quite as exciting as the search for alien life, and NASA thinks it has a good idea of where to look.

NASA’s latest images from Mars show a rock that looks less like a random boulder and more like something deliberately carved, a sculpted shard standing alone on the dusty plain. The discovery has ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

Uri Geller claims aliens are testing Earth's systems after 10,000 US flights disrupted and increased UFO sightings near ...

new video loaded: What Does NASA Know About Aliens? transcript Does NASA have files on aliens? Jared Isaacman says no, and tells Ross Douthat on “Interesting Times” that extraterrestrials would pick a ...

There are things the NASA chief has "come across in the job that he can’t explain," but aliens are not among them.

The comet 3I/ATLAS is taking a long holiday journey this year. It's visiting from another solar system altogether. It's the third interstellar object recorded passing through our solar system.

A viral Obama podcast answer about aliens prompted Trump to accuse him of revealing secrets and promise to release UFO files ...

Forty years ago, on January 28, 1986, the nation gathered to watch the Space Shuttle Challenger launch, a historic mission carrying the first "teacher in space," Christa McAuliffe. But 73 seconds into ...