4 ms·
I'd assume hydrogen is a significantly cheaper fill gas than helium. Other than the danger during filling, any other concerns?
by jmpman 2mo ago
I'd assume hydrogen is a significantly cheaper fill gas than helium. Other than the danger during filling, any other concerns?
- radeeyate 2mo agoThat was really our main concern. Being our first launch, we didn't want to risk it and wanted to wait until we were more comfortable with the process until taking that step.