NASA just fueled up its Artemis 2 moon rocket in 2nd critical test. Was it a success? (It sure looked like it.)
NASA Restarts Countdown After Fixing Hydrogen Leaks on Its Moon Rocket
NASA Eyes March Artemis II Launch After Hydrogen Leaks Delay Moon Mission
Unable to tame hydrogen leaks, NASA delays launch of Artemis II until March | NASA spent most of Monday trying to overcome hydrogen leaks on the Artemis II rocket.
Portable Raman analyzer detects hydrogen leaks from a distance - EurekAlert!