The Earth stands alone in the solar system as a habitable world, as far as we know. But that doesn’t mean we don’t get visitors, most often in the form of (usually harmless) asteroids. Some even ...

In a once-a-year event, Saturn is about to reach opposition, with the ringed planet appearing its best and brightest as it ...

Footage shows the 13th mission of Artemis 1, where the Orion spacecraft captures Earth slipping behind the moon. The footage and has been time-lapsed and looped here. Credit: NASA | edited by Steve Sp ...

Watch the crescent moon, Venus and the bright star Regulus align in a rare predawn close conjunction tomorrow.

The composition of crystals in volcanic rocks changes with their ages in ways that correlate with the Solar System’s ...

It's the reliable celestial companion that's stuck around for 4.5 billion years. But the moon is slowly drifting away from ...

The next full moon will be on Monday, Oct. 6. It will officially reach its full moon phase at 11:48 p.m. EDT (0348 GMT on Oct. 7), but local moonrise times vary depending on location. The moon will ...