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

The Hubble Space Telescope celebrates 36 years of incredible discoveries, stunning imagery, and a lasting impact on astronomy.

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 ...

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

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

A last-minute target switch led researchers to Comet C/2025 K1 (ATLAS), which Hubble then watched split into at least four ...

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

Sometimes the best science happens by accident,” Co-investigator John Noonan, a research professor in the Department of Physics at Auburn University in Alabama, said in a statement.

NASA’s Hubble Space Telescope has captured a rare moment involving the comet C/2025 K1 (ATLAS) as it began breaking apart. Events like this are not of.

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 ...

The Hubble Space Telescope captured rare images of a comet as it was breaking apart in November 2025. Credit: NASA / ESA / Dennis Bodewits / Joseph DePasquale For practically as long as NASA's Hubble ...

In a stroke of luck, astronomers saw the comet C/2025 K1 (ATLAS) break into four or five fragments in November after it passed close to the sun.