NASA's second attempt to run a "wet test" of the Space Launch System (SLS) for its Artemis II mission was successful. Following a failure of some seals during the first attempt earlier this month, ...

The results keep the Artemis II mission on track for liftoff as soon as next month. NASA gave up on a series of February ...

After completing a second “wet dress rehearsal” of its upcoming moon mission, NASA said it is targeting a March 6 launch date ...

NASA's Artemis II rocket successfully completed a major prelaunch test. The crew will now enter quarantine as potential ...

Excess hydrogen concentration in a tail service mast umbilical interface had brought the countdown to an end during the first ...

Isaacman reiterated the need for safety midway through Thursday’s fueling test, as he released a scathing report on Boeing’s Starliner capsule program that left two astronauts stuck for months aboard ...

That’s the message from NASA Administrator Jared Isaacman on Thursday as the agency released a 311-page redacted report (pdf) on what went wrong during the Boeing Starliner’s first crewed flight test ...

The rocket’s core stage will be loaded with more than 700,000 gallons of cryogenic fuel during the upcoming tanking phase.

NASA's Artemis 2 moon mission faces a new issue after a rocket test uncovered an issue with ground support equipment that could lead to another delay.

Jesse Berdis's dream of becoming a structural engineer began with visions of skyscrapers rising above the Dallas and Oklahoma skyline. Today, that dream has soared beyond city limits, reaching ...

SpaceX is edging toward the 12th launch of its Starship rocket, which this time will see a new version of the massive vehicle head skyward. The launch team has just completed a crucial test of the ...

The countdown to humanity's return to the moon has entered a crucial phase, with the Orion spacecraft now officially stacked onto NASA's Space Launch System (SLS) rocket. This significant milestone ...