NASA moves Artemis 2 launch to March after hydrogen leak during testing

NASA started making the final preparations for the Artemis 2 mission in early January, with the hopes of opening its launch window as soon as February 6. After issues showed up during the mission’s wet dress rehearsal in the early hours of February 3, however, the agency had to push back its earliest launch opportunity to March.

“With more than three years between SLS launches, we fully anticipated encountering challenges. That is precisely why we conduct a wet dress rehearsal. These tests are designed to surface issues before flight and set up launch day with the highest probability of success,” NASA administrator Jared Isaacman said on X.

During a wet dress rehearsal, the spacecraft to be used for a mission is loaded with propellants to simulate the actual preparations and countdown to liftoff. NASA explained that Artemis 2’s Space Launch System, which ...