Reusable rockets have reshaped the economics of spaceflight by dramatically reducing the cost of launching payloads into orbit. Traditional rockets were single-use vehicles that burned up or crashed ...

NASA's Artemis II mission will send four astronauts around the moon. Here's how the SLS rocket and Orion spacecraft will work ...

NASA's Artemis II mission will launch with SLS rocket engines that have flown multiple times on past space shuttle missions.

"It's 13 minutes of things that have to go right," NASA said of the reentry and splashdown, the first with astronauts from ...

NASA's Space Launch System (SLS) rocket for the Artemis 2 mission stands at 322 feet tall. The SLS is NASA's most powerful rocket, generating 8.8 million pounds of thrust. While massive, the SLS is ...

Launching rockets in real life is nothing like launching spaceships in sci-fi movies and shows. You need a ton of space — get too close and your non-heat resistant equipment will melt. The U.S. has ...

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 ...