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 ...

3I/ATLAS, an interstellar object identified by NASA as a comet, recently passed its closest point to the sun. Scientists around the world are observing its months-long journey to learn more about the ...

Even as a brilliant, naked-eye comet slices through Earth's sky (cheers, Comet Lemmon!), the most famous object in the solar system right now is hidden on the far side of the sun: the interstellar ...