Their mission: to become the first human crew to fly to the Moon and back since Apollo 17 in 1972. GOES satellite imagery captured the vapour plume from the SLS rocket engines launching the Artemis 2 ...

The Artemis II mission countdown timeline ahead of launch from Kennedy Space Center’s Launch Pad 39-B and the planned mission timeline for its 10-day flight that will venture past the moon and return ...

Launching to the Moon is an all-day undertaking, something the four astronauts waiting to climb aboard NASA’s Artemis II rocket know well. “It is actually a very long day,” said Victor Glover, the ...

Part of the Space Launch System rocket, including its ICPS upper stage, in the Vehicle Assembly Building after rollback Feb. 25. Credit: NASA/Cory S Huston WASHINGTON — Workers have completed repairs ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA is rolling back its Artemis II rocket to the Vehicle Assembly Building at Kennedy Space Center. The rollback, a 4-mile trek ...

Efforts to get NASA’s historic moon mission off the ground have stalled once again, as engineers navigate a new issue with the rocket set to propel four astronauts on an unprecedented path. The agency ...

A failure in the helium flow of the SLS rocket has prompted NASA to delay the Artemis II moon mission. Rather than March 6, the launch is now targeted for April. NASA has once again postponed the ...

NASA will likely delay the launch of the Artemis II mission around the moon again after the discovery of a helium flow problem overnight Friday. The space agency said Saturday that the rocket and ...

NASA has discovered a helium leak in the SLS rocket's cryogenic propulsion stage. The issue was found after a previously successful wet dress rehearsal. Engineers are rolling the rocket back to the ...

WASHINGTON — The launch window for Artemis II has been delayed again after additional tests found an interruption in helium flow, according to NASA Administrator Jared Isaacman. The news comes a day ...