Comet 3I/ATLAS is sweeping back into view for early risers, carrying fresh coordinates, new imagery and a rare chance to watch an interstellar visitor glide past our planet. As it nears its closest ...

Comet 3I/ATLAS, the third interstellar object ever detected, reached its closest point to Earth overnight from Thursday to Friday (Dec. 18 to 19), and it remains in a good viewing position tonight.

Far from our solar system, astronomers have finally watched a star consume one of its own planets, catching in real time a ...

Click play, go full-screen, lean back and enjoy. That's how easy it is now to get lost in the absolutely stunning scape that is our planet Earth from space as it streams live before your eyes. Sen, a ...