The solar system is about to bid a permanent goodbye to a rare guest that has journeyed from the deepest reaches of the Milky ...

A provocative hypothesis by Harvard astrophysicist Professor Avi Loeb, that the interstellar object 3I/ATLAS might be an ...

Twists like Darth Vader's reveal in The Empire Strikes Back, or the ending of The Mist, are among the greatest and most ...

While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

An alien comet is slipping away forever. For a few hours only, a livestream will show its final cosmic goodbye.

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

Scientists at NASA are intensifying observations of a massive interstellar comet that briefly vanished behind the Sun before ...

A brilliantly produced and ferociously acted time-and-space obsessed drama that has plenty on its mind, but has trouble communicating it.

What: A forward-looking SETI Live discussion examining the most significant space science missions, discoveries, and ...

Are you looking for movies like Interstellar? These mind-bending films explore humanity, survival, and the mysteries of the ...