Add Yahoo as a preferred source to see more of our stories on Google. NASA teams at the Kennedy Space Center began the countdown Tuesday for the second Artemis II wet dress rehearsal. The countdown ...

NASA is running a high‑stakes dress‑rehearsal countdown for Artemis II, the first mission to send astronauts toward the Moon in more than half a century. The two‑day test is a full simulation of ...

The mission, which will send four astronauts on a 10-day trip around the moon, has been delayed until at least March. This test, known as a wet dress rehearsal, involves fueling the Space Launch ...

The Space Launch System that will carry Artemis II astronauts around the Moon and back has now taken on its most precious cargo yet: hundreds of thousands of gallons of supercold propellant. With the ...

CAPE CANAVERAL, Fla. — NASA began another practice launch countdown Tuesday for its first moonshot in decades with astronauts after making repairs to fix dangerous fuel leaks that already have bumped ...