NASA will attempt to fuel its Artemis II rocket again tomorrow after hydrogen leaks derailed the first wet dress rehearsal ...

NASA has begun a countdown and fueling test for its SLS rocket at the Kennedy Space Center that will determine an Artemis 2 ...

NASA has begun another practice launch countdown for its first moonshot in decades with astronauts. The first test was halted ...

Countdown goes all the way down to T-minus 29 seconds in preparation for NASA's first crewed trip to the moon since the Apollo era.

The Space Launch System that will carry Artemis II astronauts around the Moon and back has now taken on its most precious cargo yet: hundreds of thousands of gallons of supercold propellant. With the ...

NASA has officially begun rolling the Artemis II rocket away from Launch Pad 39B and back toward the Vehicle Assembly ...

NASA has started the countdown for a second wet dress rehearsal for its Artemis II moon mission, a critical practice run leading up to the planned launch that will send astronauts on a journey around ...

The two-day countdown test at NASA’s Kennedy Space Center in Florida included filling up the tanks of the giant Space Launch ...

NASA has run into exasperating fuel leaks in a make-or-break test of the moon rocket that's supposed to send astronauts on a ...

NASA ran into exasperating fuel leaks during a make-or-break test of its new moon rocket Monday, calling into question how soon astronauts could take off for a trip around the moon.The leaks — ...