There are extraterrestrials among us. They landed four billion years ago when Earth was just forming. And they weren't ...

More than 1 million "interstellar objects" the size of the Statue of Liberty could be drifting unseen in the outer solar ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

New research suggests millions of unseen interstellar objects, some as big as the Statue of Liberty, could be trapped in the ...

A study suggests over 1 million interstellar objects are hiding in the Oort Cloud, possibly from Alpha Centauri.

Since its premiere, audiences have been enthralled with Christopher Nolan's visually spectacular and cognitively challenging ...

Last fall, the scientific community went into a minor frenzy. A hunk of interstellar material had been sucked into the ...

"The lightsail will travel faster than any previous spacecraft, with potential to eventually open interstellar distances to ...

Scientists suggest binary pulsars could act as interstellar thrusters, allowing advanced civilizations to move stars and ...

Find out why Christopher Nolan's movie Interstellar remains a cinematic masterpiece even a decade after its initial release.

The Alpha Centauri star system is approaching the sun. Two researchers have determined how many objects from there have ...

A scientific discovery that could transform the study of warp drive is now under wraps at the U.S. Defense Advanced Research ...