NASA has just sent a spacecraft into orbit that looks less like a traditional satellite and more like something from a 1950s ...

A major step toward launch day is complete as NASA's Artemis II astronauts ran through a countdown demonstration test.

Well, they’re finally back! After what turned into a much longer trip than anyone expected, the astronauts from the historic ‘Astronaut Returns’ mission have touched down safely. What was supposed to ...

NASA’s Artemis II crew completed a launch day rehearsal at Kennedy Space Center, practicing countdown procedures, spacecraft boarding and system checks ahead of their 2026 lunar orbit mission.

Researchers attempted to quantify the risk of a catastrophic collision in orbit by coming up with an alarming new metric.

SpaceX confirmed that one Starlink satellite recently exploded in orbit, and it is now tumbling to re-enter the planet.

This story was originally published by Yale e360 and is reproduced here as part of the Climate Desk collaboration. On a ...

SpaceX, the operator of the Starlink constellation, is coordinating with the U.S. Space Force and NASA to monitor the objects.

By the authority vested in me as President by the Constitution and the laws of the United States of America, it is hereby ordered: Section 1.  Purpose.

Russian Soyuz crews are now spending eight months aboard the space station instead of six to stretch supplies and lower costs ...

NASA's Jonny Kim and two cosmonauts are scheduled to land just after midnight on Tuesday (Dec. 9). Three astronauts will come ...