New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a ...

Tune in on Jan. 16 to bid farewell to interstellar comet 3I/ATLAS, courtesy of a livestream from the Virtual Telescope ...

Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...

Comet 3I/ATLAS, only the third interstellar object ever observed, is making its final pass through our skies, offering a rare ...

Harvard's Avi Loeb says a rare sun alignment on 22 January could prove interstellar visitor 3I/ATLAS is an alien spaceship.

Astronomers are using China's powerful FAST radio telescope to chase after 100 intriguing signals detected by the SETI@home ...

Astronomers tracking the skies around our planet have picked up two very different cosmic companions: a vast interstellar ...

When an object from outside our star system zooms through our neighborhood in the solar system, it provides a rare ...

“new data indicates that the periodic wobble of the jet around the rotation axis did not change during perihelion” ...

The CIA's Glomar response to a records request about the interstellar object 3I/ATLAS has sparked speculation and debate over ...

Need a good movie? Watch these 10 at home now, from "People We Meet on Vacation" to "Black Phone 2." All are free on your ...

New photos show off NASA's newly constructed Roman Space Telescope, which will soon help researchers unravel the mysteries of ...