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NASA to Run Critical Artemis 2 Fueling Test Despite Pesky Technical Issues
- ck2 8mo agoI had to live through a year of endless replays of "go at throttle up" it's still traumatizing to this day, please don't screw this up > hydrogen leaks have plagued the SLS since the beginning. That’s partly because liquid hydrogen is a notoriously tricky fuel to work with, as these tiny molecules can slip through miniscule gaps in seals and joints. It’s also extremely cold (-423 degrees Fahrenheit, or -253 degrees Celsius), which can cause hardware to become brittle and crack