NASA's Hubble Telescope captured the rare phenomenon of a comet breaking apart, catching scientists off guard until they saw ...

NASA's Hubble Space Telescope has captured a rare cosmic moment: a comet breaking apart in real time.

In an incredibly lucky cosmic accident, NASA’s Hubble Space Telescope captured a comet breaking apart in real time—something astronomers have long tried and failed to observe. The comet, C/2025 K1 ...

C/2025 K1 (ATLAS) was on its way out of the solar system when it did the fateful thing that many comets do. Reading time 3 ...

For practically as long as NASA's Hubble Space Telescope has circled Earth, astronomers have wanted to use it to see a comet ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

"Sometimes the best science happens by accident,” Co-investigator John Noonan, a research professor in the Department of ...

The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy ...

A chance change in plans helped the Hubble Space Telescope capture an uncommon event in November 2025: a comet breaking apart.

In a happy twist of fate, NASA's Hubble Space Telescope witnessed a comet in the act of breaking apart. The chance of that happening while Hubble watched is extraordinarily minuscule. The findings are ...

Astronomers have released a new view of the Cat’s Eye Nebula using Hubble and Euclid telescopes, revealing complex gas shells ...

This series of images from NASA’s Hubble Space Telescope of the fragmenting comet C/2025 K1 (ATLAS) was taken over the course ...