Comet tails, often seen as beautiful celestial phenomena, are more than just a visual spectacle. They hold critical ...

A Harvard scientist has suggested that an interstellar object passing through the solar system might be a nuclear-powered alien spaceship. Most astronomers believe the object, dubbed 3I/ATLAS, […] ...

Avi Loeb said bases this hypothesis on a July 21 image captured by the Hubble Space Telescope and shared by NASA.

Astronomers have spotted only three objects known to have come from outside our solar system. The newest, called 3I/ATLAS, is ...

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

NEW YORK (AP) — The Webb Space Telescope has spotted a new tiny moon orbiting Uranus. The new member of the lunar gang, announced Tuesday by NASA, appears to be just six miles wide. It was spotted by ...

Hubble has taken the clearest image to date of the interstellar comet 3I/ATLAS, which is racing through our solar system at ...

NASA’s Hubble Space Telescope has captured the sharpest-ever view of the interstellar comet 3I/ATLAS, revealing clues about ...

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

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

These linkups happen when several planets appear to line up in the night sky at once. Such parades are fairly common, ...

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