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

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.

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

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

In a happy twist of fate, NASA's Hubble Space Telescope witnessed a comet in the act of breaking apart. The chance of that ...

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 Space Telescope has captured the rare real-time disintegration of comet K1, providing unprecedented insight into the behavior and composition of comets.

"Sometimes the best science happens by accident." The post Scientists Startled by What Happens When They Point Hubble at ...

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

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.

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