In the past decade, astronomers have witnessed three interstellar objects (ISOs) passing through the solar system. These ...

Last month, astronomers made an exciting discovery, observing an interstellar object — only the third of its kind ever ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system. The Hubble ...

Interstellar object 3I/ATLAS — which is zooming through our inner solar system — appears to be emitting its own light, ...

A shocking discovery on the surface of the interstellar object dubbed 3I/ATLAS could confirm that it was artificially ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system. Video above: ...

NASA has shared new details about 3I/ATLAS. It is an interstellar object moving at 209,000 km/h. Hubble images show it is ...

Mysterious interstellar object 3I/ATLAS is here to test human intelligence, Harvard scientist Avi Loeb has claimed. He says ...

Details about a mysterious interstellar object detected in the solar system on July 1 are now out, as shared by NASA ...

U-M astronomers are helping study a fast-moving, ancient, and massive comet that formed beyond our galaxy. A group of ...

An interstellar comet spotted by NASA is headed for our solar system, showing up near Earth later this year, but it's another ...