NASA launches 4 astronauts on its Artemis II moon mission
Digest more
NASA will broadcast the launch of the Artemis II mission as well as holding live conversations with the crew during their time in space.
NASA began the countdown Monday for humanity's first launch to the moon in 53 years. NASA is expected to hold a news conference at 1 p.m. EDT. Watch live in our video player above. The 32-story Space Launch System rocket is poised to blast off Wednesday evening with four astronauts.