Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...
C/2024 E1 (Wierzchos) brightened significantly ahead of its close approach to the sun.
Comet 3I/ATLAS, only the third interstellar object ever observed, is making its final pass through our skies, offering a rare last glimpse before vanishing into deep space forever.
Interstellar comet 3I/ATLAS will soon reach its closest distance to Earth, so this may be our last, best chance to see this rare object before it heads back out into the universe, never to return. One ...
The comet broke into pieces after making a close approach around the sun in October 2025.
The interstellar visitor may still have a few things to tell us before it leaves our solar system.
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See a comet inside a comet

I just received this image of Comet 240P/NEAT from longtime Astronomy contributor Chris Schur, and I had to share it. This comet was discovered by the Near-Earth Asteroid Tracking (NEAT) program ...