A cosmic visitor is stirring up an earthly debate. A Harvard University astrophysicist has suggested the incoming ...

The 3I/ATLAS, which was first spotted on July 1, has the fastest velocity of any solar system visitor to date, NASA says. The comet’s 130,000 mph speed is nearly 100 times the speed of some bullets.

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

The theoretical physicist at Harvard University, Avi Loeb, believes it might be a ' potentially hostile ' alien craft ...

On August 11, 2025, Harvard astrophysicist Avi Loeb sparked global intrigue by proposing that the interstellar object 3I/ATLAS, discovered on July 1, 2025, by NASA’s ATLAS telescope in Chile, may be ...

But one Harvard physicist digging into 3I/ATLAS has floated the idea of the fast-moving object not being 'natural' at all. The man in question is Avi Loeb and, in a new Medium blog post, he's even ...

Hubble telescope captures third interstellar visitor 3I/ATLAS showing active dust coma racing through solar system.

Comet 3I/ATLAS has been observed by the Hubble Space Telescope, which delivered new insights into this third interstellar ...

Astronomers using the Hubble Space Telescope have observed 3I/ATLAS, only the third known object from outside our solar ...

New Hubble data on the 3I/ATLAS interstellar comet points to it having a nucleus between 1,000 feet and 3.5 miles, speed at 130,000 mph.

Harvard scientist Avi Loeb has warned the Earth needs to be prepared incase this space object turns out to be a threat ...