For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...

After running a new kind of computer simulation, scientists believe the comet originated from a rarely seen corner of the ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system ...

COLUMBUS, Ohio — In a cosmic first for this decade, astronomers have identified a mysterious comet from another galaxy — ...

Fresh evidence claims that the Earth and the surrounding galaxy are suspended inside a cosmic void based on echoes from the ...

Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion ...

Earth objects, astronomers recently discovered a comet visiting from interstellar space. This is only the third interstellar ...

A mystery interstellar object spotted last week by astronomers could be the oldest comet ever seen, according to scientists.

Superboy is still learning how to be a hero, but he's going to learn fast if he wants to stand up to one of DC's oldest ...

NASA confirmed on Friday that the Ax-4 mission crew will depart from the International Space Station no earlier than July 14.

The discovery resets our understanding of how ice behaves in the frigid vastness of deep space and could influence our ...