The astronauts are scheduled to leave in a matter of days.
The observatory will combine tech from NASA's most powerful space telescopes.
The medical evacuation of SpaceX's Crew-11 astronauts from the International Space Station shouldn't interfere with Artemis 2's launch to the moon, NASA Administrator Jared Isaacman says.
NASA just postponed a spacewalk because of a medical concern with an astronaut. Here's how the agency has handled such issues in the past.
Artemis 2, NASA's next astronaut mission to the moon, is gearing up for a launch that could occur as soon as Feb. 6.
Spain's latest military communications satellite suffered a debris impact while headed to its orbital destination. The extent of the damage is still unknown.
It's happening. We are going.
More than a year after his initial nomination, the U.S. Senate has voted to confirm billionaire private astronaut Jared Isaacman as NASA administrator.
Europe's Ariane 6 rocket launched a pair of Galileo satellites just after midnight on Wednesday (Dec. 17), adding to the continent's geopositioning constellation.
'No matter what your traditions are, someone is going to break them.'