With the wet dress rehearsal, essentially a critical fueling test of the Artemis 2 Space Launch System moon rocket, now back on Feb. 2, NASA said in a statement that it can no longer target Feb. 6 or Feb. 7, the first two days of its launch window. The Artemis 2 launch window originally ran from Feb. 6 to Feb. 10.

NASA is backing a radically different way to reach space, one that swaps towering rockets for a ground-based launcher that whips payloads to orbital speeds before they ever see a drop of fuel. The concept, often described as a giant space catapult, is ...

The rollout sets the stage for tests and dress rehearsals ahead of NASA's first crewed flight to the moon in more than 50 years. The mission could launch in three weeks.

CAPE CANAVERAL, Fla. -- NASA's giant new moon rocket moved to the launch pad Saturday in preparation for astronauts' first lunar fly-around in more than half a century. The out-and-back trip could blast off as early as February. The 322-foot rocket began ...