xkcd feeds.twtxt.net Tue, Mar 19 22:00 (35w 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. DownloadIf you pick a low enough orbit, it gives you a lot of freedom to use a lightweight launch vehicle such as a stepladder. ⌘ Read more ⤋ Read More
