NASA has once again scrubbed the launch of its Space Launch System (or SLS) rocket after engineers failed to fix a persistent hydrogen leak.
The hydrogen leak was first noticed this morning, soon after the rocket began being fueled with liquid hydrogen. The team made three troubleshooting attempts, but a leak was detected after each effort to fix the problem. After the third time, engineers recommended that the launch be a ‘no go’.
The SLS is meant to be one of the workhorses of NASA’s Artemis program, and is tasked with launching the Orion crew capsule that will hopefully ferry astronauts to the moon.
The agency also scrubbed the previous launch attempt of the SLS, which was supposed to happen on August 29th, citing issues with the…