NASA has confirmed that asteroid 2024 YR4, a space rock approximately the size of a 15-story building, might collide with the ...

For once, Earth isn’t the one in the crosshairs. NASA scientists have confirmed that a fast-moving asteroid first spotted by ...

The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

See asteroid Dimorphous, pre- and post-impact, in this time-lapse of Hubble Space Telescope imagery. The space rock was ...

A study has found evidence of an asteroid impact that shook Australia 11 million years ago. There are glass beads strewn ...

Two new studies suggest that, contrary to longstanding belief, dinosaurs were not on the decline before the Chicxulub ...

Last week, a handful of watching telescopes captured something crashing into the moon. Then over the weekend, a second object ...

Scientists discover strange glassy beads in southern Australia, revealing a previously unknown asteroid impact around 11 million years ago.

The third interstellar visitor 3I/ATLAS, currently wandering in our solar system, is changing shapes and emitting different ...

Gaia’s full-sky survey generated a massive database tracking how asteroids reflect light as they rotate. These measurements, called light curves, reveal changes in brightness over time. When ...

Many people don't know what the abbreviations stand for — or how we should refer to noon and midnight.