NASA has announced it will fuel the Artemis II rocket as part of a simulated launch that will take place as early as Saturday ...

NASA has announced the final test before an Artemis II launch date. Here's what to expect from this weekend's wet dress ...

NASA has completed over 100 cold-flow tests of a full-scale nuclear rocket reactor prototype, demonstrating stable hydrogen ...

NASA's next moon rocket is on the launch pad for testing, and you can follow its progress live.

The Wet Dress Rehearsal is a critical test of the fueling and countdown of NASA's SLS rocket, which could launch a crew of ...

The SLS wet dress rehearsal is the rocket's last major hurdle before launch.

NASA teams in Florida are moving through a careful stretch of work as preparations continue for the Artemis II mission, the ...

NASA is poised to test the Space Launch System rocket in a pivotal step for the Artemis II mission. HUNTSVILLE, Ala. — NASA says it is on track to conduct a critical test of its Space Launch System ...

The latest test of a next-generation rocket booster for NASA’s Artemis moon program ended with a violent structural failure, ...

NASA successfully conducted a hot fire of RS-25 engine No. 2063 on Jan. 22 at the Fred Haise Test Stand at NASA’s Stennis ...

NASA conducted a test of its newly redesigned RS-25 engine for future flights of the Space Launch System (SLS) rocket.

NASA is building the world's most powerful rocket stage in order to bring a new generation of astronauts to the moon. On Thursday, the agency plans to fire the engines. The rocket, called Space Launch ...