Comets develop the spectacular long tails that they are known for by approaching the Sun. When they get too close, their icy volatile materials begin to sublimate away, carrying along clouds of dust.

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

with larger chunks of comet debris becoming fireballs The blue map tracks their position in the skies over our planet with the main showers highlighted in white circles A second radar map looks at ...

COLUMBIA — A yearslong effort that involved at least $1.7 million in taxpayer money to build a COMET bus transfer hub will likely be abandoned. Since 2020, COMET has been working on a ...