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

Interstellar object 3I/ATLAS shows unexpected frontal glow that Harvard's Avi Loeb says cannot be explained by sunlight reflection or standard cometary outgassing.

A respected Harvard astrophysicist has shared new claims about the mysterious interstellar object in our Solar System, saying ...

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

He said images from the Hubble Space Telescope show a glow in front of the object, but no tail behind it. Usually, comets ...

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

Humans should send a very specific message to the aliens who have sent the interstellar object that is crashing through our solar system right now. A Harvard scientist thinks it could be an alien ...

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

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

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

The discovery of fast-moving object 3I/Atlas has sparked debate, with Harvard's Avi Loeb suggesting it might be an alien ...