The Artemis I unmanned lunar rocket sits on the launch pad at the Kennedy Space Center in Cape Canaveral, Florida, on August 25, 2022, ahead of its expected launch on August 29. – Artemis 1, an uncrewed test flight, will feature the first blastoff of the massive Space Launch System rocket, which will be the most powerful in the world when it goes into operation. It will propel the Orion crew capsule into orbit around the Moon. The spacecraft will remain in space for 42 days before returning to Earth.