The countdown for NASA's Artemis II test flight has begun at Kennedy Space Center in Florida, as launch team members take their positions at consoles inside the Rocco Petrone Launch Control Center.

The countdown clock is officially rolling at Kennedy Space Center in Florida, where four astronauts are preparing to take off on the mission of a lifetime — circumnavigating the moon and returning ...

CAPE CANAVERAL, Fla. -- Four astronauts embarked on a high-stakes flight around the moon Wednesday, humanity's first lunar voyage in more than half a century and the thrilling leadoff in NASA's push ...

Add Yahoo as a preferred source to see more of our stories on Google. TOPSHOT - NASA's Artemis II Space Launch System (SLS) rocket and Orion spacecraft are seen at sunrise at Launch Pad 39B at the ...