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 ...

Engineers were able to fully fuel NASA's Artemis II moon rocket without any signs of leaks like the ones that derailed an earlier dress rehearsal.

Will it leak?

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

The four astronauts preparing to fly around the Moon on Artemis II have now practiced their biggest moment short of launch itself, completing a full countdown rehearsal that took them all the way to ...

NASA plans a second wet dress rehearsal for Artemis II on Feb. 19 after replacing a hydrogen system filter, with teams running countdown procedures ahead of a possible March launch window ...

NASA Administrator Jared Isaacman said Saturday the agency is looking at ways to prevent the fueling problems plaguing the Space Launch System rocket before the Artemis III mission. Artemis III is ...

NASA's Artemis 2 Space Launch System rocket begins wet dress rehearsal fueling test at Kennedy Space Center, preparing for the mission to carry astronauts around the Moon.