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 ...

And now it's 250 million miles away.

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

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.

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 some corners of the cosmos are more dominated by the i ...

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.

NASA and ESA have released new images from the Hubble Space Telescope of a comet breaking up as it exits the solar system, captured as part of study recently published in the journal Icarus. The ...

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

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