The International Space Station, where astronauts have lived and worked for 25 years, is regularly visible to Earth. Here's ...

NASA's next moon rocket is on the launch pad for testing, and you can follow its progress live.

The views of the setting sun are just as spectacular from space as they are on Earth.

A launch window is the span of time when a rocket can lift off and still reach its planned target in space. And it's not just at any random time of day. For missions like Artemis II, the rocket has to ...

Performed routinely every few weeks, reboosts counteract atmospheric drag from Earth's thin upper layers, which gradually erodes the station's altitude.