The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space telescopes and orbiters have been documenting the rare visit. A mysterious ...

Federal funding is about to run out for 19 active space missions studying Earth’s climate, exploring the Solar System, and probing mysteries of the Universe. This year’s budget expires at the end of ...

This marks the first time astronomers have observed the formation of a ring system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

A NASA mission, IMAP, and two more spacecraft that will study space weather are traveling through space atop a single SpaceX rocket. By Kenneth Chang A SpaceX rocket launched on Wednesday morning ...