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.

Add Yahoo as a preferred source to see more of our stories on Google. An unannounced test of NASA's towering Space Launch System rocket uncovered another issue with the vehicle meant to soon launch ...

NASA’s Artemis II mission encountered another hydrogen-related setback during a “confidence test” on Feb. 12, 2026, when a ground support equipment issue restricted the flow of liquid hydrogen into ...

NASA is prepping its next rocket launch following the successful test flight of the Artemis II mission around the Moon. On ...

NASA's towering Space Launch System rocket is about to depart the launch pad in Florida where it has been vertical for more than a month in anticipation of the first U.S. human lunar mission in ...

NASA is poised to launch four astronauts on a historic nine-day trip around the moon and back. Here's everything to know ...

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 ...