NASA's second multi-day test to simulate a launch day is underway in Florida in a critical demonstration of whether the agency's massive moon rocket is prepared to send astronauts on a lunar mission.

(Update: With extreme cold set to reach Florida overnight Jan. 31, NASA has delayed wet dress rehearsal until no earlier than Feb. 2, and launch is now no earlier than Feb. 8.) With the giant SLS ...

An unannounced test of NASA's towering Space Launch System rocket uncovered another issue with the vehicle meant to soon launch astronauts on a mission around the moon. Ground crews at the Kennedy ...

Tue, February 3, 2026 at 1:13 AM UTC All eyes are on NASA's Kennedy Space Center in Florida, where the SLS (Space Launch System) rocket and Orion spacecraft are staged on the launch pad ahead of the ...

NASA announced Tuesday that it’s pushing the launch of its Artemis II moon mission to March after finding fuel leaks during testing this week. The 10-day crewed mission is aimed at carrying astronauts ...

WASHINGTON — NASA will not be launching the Artemis II rocket to the moon this month, its chief administrator said Tuesday, after already pushing back the launch once last week. In a post on X, NASA ...

NASA is preparing for the final major test of the Artemis II mission's SLS rocket. The four astronauts for the mission entered quarantine in Houston ahead of the flight around the moon. A "wet dress ...