Interstellar object 3I/ATLAS shows an unexpected frontal glow that Harvard's Avi Loeb says cannot be explained by sunlight ...

Astronomers estimate it's roughly the size of the island of Manhattan. It's only the third known object from interstellar space to pass through our solar system.

A respected Harvard astrophysicist has shared new claims about the mysterious interstellar object in our Solar System, saying there are signs it is not an ordinary comet.

An unidentified object originating outside the solar system is expected to travel past Earth in the coming months. The Guardian reports that the interstellar object is travelling towards the sun at a ...

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

A Harvard scientist has suggested a 'hostile' object coming at us on Earth is an advanced 'mothership' after a warning was ...

A mystery object tearing towards Earth at break-neck speed has raised fears that aliens are on their way here.

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

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

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

A Harvard scientist who claims that an object hurtling through space may not be a comet but in fact an alien probe has said ...