In this artist’s impression, a comet erupts with jets of gas as it falls toward the sun from the depths of the outer solar system. There’s a giant ball of ice barreling through the solar system right ...

There’s a giant ball of ice barreling through the solar system right now, and it’s bigger than any we’ve seen before. It poses no threat to Earth, but this comet, called C/2014 UN271 ...

While you’re reading this, the universe is basically throwing the most epic crash party imaginable, with galaxies, stars, and planets smashing into each other at speeds that would make “The Fast and ...

The interstellar object designated 3I/ATLAS is hurtling out of our solar system right now, an unremarkable fact that should close the book on its two-year journey across the cosmos. Yet, for a ...