A giant comet, likely the largest comet discovered in modern times, is on its way toward the sun. Scientists caught sight of the comet early, giving researchers years to watch it evolve and streak ...

A comet, dubbed C/2025 K1 (ATLAS), spectacularly broke apart into three huge chunks — and anybody with an eight-inch telescope or bigger can catch the resulting fireworks show for the next several ...

A new comet approaching the sun has caught the attention of astronomers, primarily because of its lineage. It appears to belong to a group of comets that in some cases have briefly become ...

If you walk outside tonight, look up and expect to see a green streak across the sky, you're going to see nothing. The comet is around magnitude +7, which means it is roughly five times too faint for ...