NASA started the countdown clock for Artemis II while SpaceX lined up another launch with a record-setting booster.

For the first time in half a century, countdown clocks began ticking Monday toward launch of a three-man one-woman crew on a trip to the moon and back, a major step in NASA's accelerated drive to ...

The countdown for NASA’s next trip around the Moon has shifted from planning to practice, as controllers begin a high‑stakes fueling rehearsal for the Artemis 2 Space Launch System. The wet dress test ...

For the first time in half a century, countdown clocks began ticking Monday toward launch of a three-man one-woman crew on a trip to the moon and back, a major step in NASA's accelerated drive to ...