Harvard astrophysicist Avi Loeb co-authored a July research paper speculating about whether the comet 3I/ATLAS is in fact ...

The space rock 3I/ATLAS is only the third confirmed interstellar object discovered by astronomers, following 'Oumuamua and ...

“The gas spans the entire width of the system and was likely shocked and compressed at the collision site,” they and their colleagues said in a study soon to be published in the Astrophysical Journal ...

Astronomers have caught a rare type of black hole in the act of devouring a star—an event that lit up the universe in X-rays.

Dubai: In a groundbreaking discovery that's reshaping our view of the cosmos, astronomers have pinpointed a remarkably dense ...

Peering at the sunlit skies through a Vatican-owned space telescope and calling the last surviving member of the Apollo 11 ...

New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions about what it will take to detect biology light-years away.

The Vera Rubin telescope is poised to kick off an explosive era of discovery. "It's like old-fashioned astronomy: Find the ...

A mysterious object the size of Manhattan is blazing through our solar system, and its origins remain a puzzle to the world's ...

The paper presented several anomalous characteristics of the object, which could indicate that it is not a comet at all but instead a directed craft.

Earth's famous Hubble Telescope has just revealed the first images of a mysterious interstellar object racing through our ...

Senior Scientist for Astrobiology Strategy at NASA David Dr. Grinspoon joins WIRED to answer the internet's burning questions ...