txt.sour.is @<xkcd-com https://feeds.twtxt.net/xkcd-com/twtxt.txt> "**Moon Landing Mission Profiles** If you pick a low enough orbit, it gives you a lot of freedom to use a lightweight launch vehicle such as a st ..."

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Tue, Mar 19 18:00 (8w ago)

Moon Landing Mission Profiles

If you pick a low enough orbit, it gives you a lot of freedom to use a lightweight launch vehicle such as a stepladder.

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