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

Nearly a millennium ago, astronomers witnessed a brilliant new star blazing in the sky—a supernova so bright it was visible ...

Images of the same colorful nebulae 25 years apart are a key example of why the Hubble Space Telescope's longevity matters ...

NASA’s Hubble Space Telescope revisits the Crab Nebula, showing the movement of filaments and changes in gas composition over ...

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

This March 16, 2026, image from NASA's Hubble Space Telescope and the James Webb Space Telescope takes a closer look at the ...

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

And now it's 250 million miles away.

Learn about the breakup and bright outbursts of comet K1, caught by the Hubble Space Telescope on accident.

The NASA/ESA/CSA James Webb Space Telescope has captured an amazing view of the iconic Hubble Ultra Deep Field using its MIRI ...

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