That event was unique in that it was the first total lunar eclipse to be observed by the Blue Ghost spacecraft on the Moon's ...

The shadow of the Blue Ghost spacecraft after it landed on the moon, with Earth in the distance. Blue Ghost just completed its mission, which lasted a full lunar day — two Earth weeks — on the near ...

Another eclipse should be visible before the end of March. Here's when astronomers say this event will be best seen.

A partial solar eclipse on March 29 will be visible from parts of North America. Here's how to safely view the cosmic event, even if you can't be there in person.

It’s rare but some solar eclipses cause stunning Instagram-worthy visual effects such as a devil’s horns, a smile or diamond ring sparkling in the sky ...

The rings, believed to be made up of rocky and icy chunks that could be as large as a house, help separate Saturn from other planets in our solar system. They’re also about to perform a vanishing ...

Support teams work around a SpaceX Dragon spacecraft shortly after it landed with NASA astronauts Nick Hague, Suni Williams, ...