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- Wed Jun 27, 2012 7:11 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 1074: "Moon Landing"
- Replies: 164
- Views: 36087
He is referring to the fact that we have not been to the moon in nearly 40 years (40 years this December). I think the farthest a human has been since then is to repair the Hubble, which orbits at about 559 km. The radius of the earth is about 6379 km. The regulation basketball is about 4.7 inches i...