An interstellar comet spotted by NASA is headed for our solar system, showing up near Earth later this year, but it's another ...

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

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 ...

In the past decade, astronomers have witnessed three interstellar objects (ISOs) passing through the solar system. These ...

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

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

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

What is the difference between a mountain and a pebble when it’s whizzing by at 210,000 kilometers per hour?” For astronomers ...

Harvard astronomer Avi Loeb and his colleagues suggest the possibility interstellar space object 3I/ATLAS is generating "its ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

That strange interstellar object flying by us may, according to one outlandish astronomer, have been sent by aliens to see ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...