This is the fourth comet Gröller has discovered, but given its extraordinary distance, it was the most exciting find, he says ...

Beautifully captured against a starry sky, Comet C/2024 G3 (ATLAS) — dubbed by some as the "Great Comet of 2025" — shines ...

A comet called ATLAS dazzled the southern skies for the last few weeks. Now it's heading out of view for half a million years ...

For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are orbiting. This result reveals regions around 74 stars spanning a wide ...