An interstellar object has been spotted moving at a speed of 60km/sec in the solar system, only the third such object ever discovered. That doesn't mean there aren't other such bodies that have ...

A mysterious visitor from another solar system could be an alien spacecraft, according to a leading Harvard astronomer.

An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

An object thought to have come from another star has been seen entering the solar system at high speed, and is expected to ...

Whether a science-fiction fable with a relevant message about society or a morality play with a devious twist, The Twilight ...

Earth take those events into consideration or, maybe even, cross over with them? The answer is yes. Speaking to Vanity Fair, ...

Explore the humorous yet thought-provoking reasons why aliens might steer clear of visiting Earth in this entertaining video.

The map that NASA launched in 1972 could lead extraterrestrials to Earth. A new map, nearly 50 years later, provides even better directions. A sparkling mass containing at least half a million ...

When Earth iced over, early life may have sheltered in meltwater ponds by Massachusetts Institute of Technology edited by Sadie Harley, reviewed by Robert Egan Editors' notes ...

In 1977, NASA launched two 12-inch gold-plated copper disks filled with the sounds of children's laughter, heartbeats, and bird calls. Is their time in space running out?

It Might Have Come From Dark Matter. Scientists have never directly detected dark matter, but some wonder if one high-energy detection in 2023 could be a rare indirect glimpse at it.