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

Confirmed as an alien comet, new observations have given us a much better idea of how large this interstellar object actually ...

James Webb Space Telescope discovers 300 mysteriously luminous objects, sparking debate on whether they are galaxies or something else ...

A new scientific paper is drawing attention because it puts forward an unexpected idea about a space object called 3I-ATLAS. Some scientists now question whether this object, which came into our solar ...

Chadderton-born Professor Brian Cox has spoken out about claims that an interstellar object could be an alien spacecraft ...

A Harvard scientist has revealed a 15-point plan to tackle an alien threat following news that an 'object' is heading towards Earth.

Recent claims from Harvard say a comet traveling through our solar system could be a UFO—MSU researchers say they aren't true ...

This week, astronomers have documented the occurrence of an unprecedented stellar death unlike anything seen before.

The interstellar object 3I/ATLAS has sparked debate among astronomers since its discovery, and some are exploring whether it ...

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

“They happen to be very close to each other in the sky right now,” he says. “The closest approach was actually this (Tuesday) ...

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have ...