Live updates from Sunday's SpaceX KF-02 mission that scrubbed with 30 seconds left in the countdown at Cape Canaveral Space Force Station in Florida.

Four astronauts returned to Earth on Saturday after hustling to the International Space Station five months ago to relieve the stuck test pilots of Boeing’s Starliner.

See the Artemis 1 Orion spacecraft and Earth about 2 hours prior to splashdown in this time-lapse. Credit: NASA | time-lapse ...

A cosmic visitor is stirring an earthly debate. A Harvard astrophysicist has suggested the incoming interstellar object ...