The comet broke into pieces after making a close approach around the sun in October 2025.

Comet C/2025 K1 (ATLAS) fragmented after its October 2025 solar approach, with telescope observations documenting multiple ...

Even ordinary telescopes have a way of acting less ordinary when there comes a comet that will never be seen again. The ...

Recently discovered interstellar comet 3I/ATLAS have been captured using the European Southern Observatory's Very Large ...

Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...

After years of speculation, scientists finally believe they have figured out the crystal conundrum thanks to new imaging from ...

A Spanish telescope has detected a new comet for the first time in over 40 years, a rare scientific milestone confirmed by ...

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

The interstellar comet 3I/ATLAS makes its closest approach to Earth early Friday. Scientists have tracked the object since its July discovery and confirmed it is a comet, despite online speculation ...

NASA’s TESS spacecraft tracked interstellar comet 3I/ATLAS in January, capturing data on its motion, brightness, and rotation before it left the solar system ...

A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as 3I/Atlas will pass within ...

NASA's James Webb Space Telescope has spotted a young star flinging heat-formed crystals outward on a cosmic conveyor belt, ...