NASA's Artemis second launch attempt

The inaugural flight of the 322-foot (98-meter) rocket

The most powerful ever built by NASA - was delayed late in the countdown Monday

NASA’s first such attempt since the Apollo program 50 years ago

NASA wants to wring out the spacecraft before strapping in astronauts on the next planned flight in two years

Artemis I is the first in a series of missions over the coming years with the goal of putting astronauts on the moon again

NASA Administrator Bill Nelson said he’s more confident going into this second launch attempt, given everything engineers learned from the first try

NASA has determined the next two-hour launch window is Saturday afternoon beginning at 2:17 p.m. ET.

The mission around the moon and back is expected to take 39 days

Splashdown for the Orion spacecraft is expected Oct. 11, according to NASA