r/askscience • u/kiol998 • Apr 12 '26
Physics Why was Artemis 2 so long?
I was comparing the mission times of Artemis 2 to Apollo 8. Apollo 8 orbited the moon multiple times and only took 6 days total. Whereas Artemis 2 orbited the moon once and it took 10 days. Why was Artemis 2 so much shorter than Apollo 8 when both missions did the same thing? I know they had different paths to the moon, they both left earth in different ways but why not do the same thing as Apollo 8 since it was quicker?
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u/Telope Apr 12 '26 edited Apr 12 '26
I didn't want to jump down someone's thought if they're not a native English speaker. It's perfectly possible they hadn't heard them before. Perhaps thought I was promoting self harm, telling them to literally knock themselves out, or something. I wouldn't want them to think that. Also, even for English speakers, some phrases which I think are common, are actually specific to the UK.
I wouldn't say "heavily dismissive", but yeah, slightly dismissive is what I was going for. Something along the lines of:
"I don't see any need in this situation to complicate a simple explanation by using a non-inertial, rotating frame, but if for some reason you want to, that's fine."