It's not quite clear what the latest Trek series wants to be: a rollicking adventure, a college coming-of-age story, or a ...

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

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

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

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

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