Through Artemis missions, NASA will land the first woman and the first person of color on the Moon, paving the way for a long-term lunar presence and serving as a steppingstone to send astronauts to Mars.
NASA has additional opportunities to launch in early September, but that depends on whether there is enough time to diagnose and fix the problem.
The approximately two-day countdown for launch began Saturday, Aug. 27, and was waved off Monday after encountering an issue getting one of the four RS-25 engines on the bottom of the rocket’s core stage to the proper temperature range for liftoff.
NASA Administrator Bill Nelson provided brief remarks shortly after the scrub was announced.