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 ...

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

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.

Space scientists have captured a comet breaking into pieces by accident. NASA’s Hubble Space Telescope witnessed the incredibly rare event while searching for another cosmic target. The comet K1, ...

The universe is overrun with dark matter, outweighing the ordinary stuff that stars and planets are made of five-to-one. But ...

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

The discovery of CDG-2 began when a team of astronomers investigated tight groupings of stars called globular clusters, which ...

The image features one of the most visually intricate remnants of a dying star: the Cat’s Eye Nebula, also known as NGC 6543.

The Hubble Space Telescope has captured imagery of the "largest protoplanetary disk ever imaged" known as IRAS 23077+6707 and ...

Astronomers have tracked a powerful blast of radiation back to its source, finding a neutron star collision within colliding galaxies.