When will SpaceX's Falcon 9 rocket return to flight after 4 upper-stage issues in 19 months?

For the fourth time in the last 19 months, the upper stage of SpaceX's Falcon 9 rocket experienced a problem during a mission ...

SpaceX grounds Falcon 9 missions, could impact ISS launch

NASA said Tuesday its next crew rotation to the International Space Station could be delayed after SpaceX announced it was ...

After more than 50 years, NASA astronauts are going back to the moon

More than 50 years after NASA's last human mission to the moon, four astronauts, three Americans and a Canadian, are set for ...

NASA Eyes March Artemis II Launch After Hydrogen Leaks Delay Moon Mission

The agency did not complete a practice countdown for a mission that would be the first to send people around the moon in more than 50 years.