NASA said Tuesday it will now target a March launch of its new moon rocket after running into exasperating fuel leaks during a make-or-break test a day earlier.

As NASA completes final preparations for the Artemis II mission, including a critical 'wet dress rehearsal,' former astronaut Leroy Chiao spoke with NBC News' Brian Cheung about the anticipated missio...

The full wet dress rehearsal is a complete countdown simulation -- the wet dress countdown started Sunday at minus-39 hours and 30 minutes -- and will end with a simulated launch window on Monday arou...