Eric Berger
@SciGuySpace · Sep 3, 2022
Here's my overview of today's scrub, the road ahead for the SLS rocket, and the smallest element in the universe.
arstechnica.com/science/2022/0…
Elon Musk
@elonmusk
Accurate assessment. Raptor design started out using H2, but switched to CH4. Latter is best combo of high efficiency & ease of operation imo.
Delta-v difference between H2 & CH4 is small for most missions, because CH4 tank is much smaller & no insulation is needed.
01:13 AM · September 4, 2022 · 0 views
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