An upgraded version of one of the solid rocket boosters being used for NASA's Space Launch System (SLS) experienced an ...

NASA’s latest hot-fire of RS-25 engine No. 20001 roared for the full 500-second launch profile, proving it can blast the ...

The Artemis I launch has been scrubbed after the team was unable to work through an issue on one of the rocket’s four engines.

For Artemis, NASA will be drawing from a diverse astronaut pool currently numbering 42, and it is extending the time crews will spend on the moon to at least a week.

Artemis I mega rocket’s launch has been postponed after the launch team discovered an issue with an engine bleed in one of the rocket’s four engines. Follow here for live updates.

Beyond Artemis II, Aerojet Rocketdyne continues to prepare the final eight Shuttle-era RS-25 engines for their use on the Artemis III and IV missions before the new-build RS-25s debut on Artemis V.

Artemis I launch scrubbed as engine problem defies fast fix. Updated. August 29, 2022 at 10:41 a.m. EDT | Published August 29, 2022 at 6:31 a.m. EDT.

The anticipation for NASA’s launch of the Artemis I mission to the moon will continue to grow as a series of obstacles caused the launch’s postponement Monday. The launch was set to occur ...