After NASA announced a helium flow issue in the rocket, SLS has returned to the VAB. This further delayed the launch of ...

After a four-mile crawl from NASA's Vehicle Assembly Building, the Space Launch System stands ready on its launchpad in Cape Canaveral, Florida, on Aug. 17, 2022. - NASA / Joel Kowsky The journey ...

Add Yahoo as a preferred source to see more of our stories on Google. The towering rocket that will help propel a group of astronauts on NASA's first human moon mission in half a century may soon be ...

NASA's Artemis 2 moon mission is in trouble again after teams discovered a helium issue within the SLS rocket following successful wet dress rehearsal ...

NASA had just announced a flawless wet dress rehearsal and possible early March liftoff of its long-awaited Artemis II mission, but all that changed in less than 24 hours. A closer look at the giant ...

NASA's historic Artemis 2 moon mission is in trouble yet again. A successful prelaunch fueling test in Florida for the rocket due to propel four astronauts on their way gave the space agency cause to ...