The countdown for NASA’s next trip around the Moon has shifted from planning to practice, as controllers begin a high‑stakes ...

Technical problems discovered during a pre-flight test have prompted NASA to postpone this important space mission.

If the countdown and fueling test go well, four astronauts will set their sights on a Super Bowl Sunday launch to the moon.

NASA has run into exasperating fuel leaks in a make-or-break test of the moon rocket that's supposed to send astronauts on a ...

NASA's Artemis II mission reached a critical milestone this week as teams conducted a wet dress rehearsal of the Space Launch ...

NASA plans to test the planned leak repair with a second dress rehearsal fueling test later this month.

NASA said Tuesday it was delaying its mission to send four astronauts on a journey around the moon, after issues arose during ...

NASA’s test run of its Artemis II countdown ran into problems Monday at Kennedy Space Center that ultimately forced a ...

NASA personnel are continuing their “wet dress rehearsal countdown” for the Artemis II moon mission rocket launch, which could happen in about one week.

NASA began a two-day practice countdown Saturday leading up to the fueling of its new moon rocket, a crucial test that will ...

Before NASA can decide a rocket launch date for Artemis 2, the giant SLS rocket has to ace a critical fueling test known as a ...

Sign up for CNN Science’s pop-up newsletter covering NASA’s Artemis II mission, which will take four astronauts on a 10-day ...