Artemis II launch in Florida, countdown clock. When, where to see liftoff
What time is NASA Artemis II launch window?
The two-hour window opens 6:24 pm ET Wednesday, April 1, 2026, with liftoff from Kennedy Space Center in Florida.
NASA's Artemis II mission: 3 NASA astronauts and a Canadian astronaut will venture around the moon and back during a 10-day flight, helping pave the way for future crewed lunar exploration missions.
Launch: 6:24 p.m. ET Wednesday, April 1, 2026, with a two-hour window
Launch trajectory: East
Launch location: Launch Pad 39B at NASA's Kennedy Space Center near Cape Canaveral, Florida
Sonic booms for the Space Coast of Florida: No