Orion

The SLS rocket lifted off from Kennedy Space Center at 6:24 p.m. EDT on April 1, carrying a crew of four on a 10-day lunar flyby mission.

Four astronauts reached Florida on March 27 ahead of an April 1 launch that will send humans beyond Earth orbit for the first time since Apollo 17.

A liquid hydrogen leak halted the Artemis II wet dress rehearsal, pushing the first crewed Moon flight since 1972 to no earlier than March 6.