NASA prepares Artemis II, the first crewed flight of SLS, to orbit the Moon and test Orion spacecraft systems.

If you're going to send a crew of astronauts about 250,000 miles away, you're gonna need a big rocket to get them off the ground and on their way. At 322 feet tall, NASA's Space Launch System rocket ...

On Wednesday, four astronauts are scheduled to launch on a trip around the moon — the first such mission in more than 50 years. Images show NASA's long road to this point. For the first time in more ...