The average astronaut has also changed quite a bit, too. At first, they were all young and super-fit ex-military men, but nowadays they are more likely to be middle-aged science-y types and women.

Astronaut ice cream (whose actual journey into space is widely questioned) is that freeze-dried brick you bought on your eighth grade field trip to the space museum. It tasted like cardboard ...

By the way, freeze-dried ice cream isn’t real astronaut food. Although the stuff was developed for NASA and even appears in the Apollo 7 press kit (PDF, page 83), it has never flown into space ...

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But astronaut ice cream came with the ultimate value-added, better than hot fudge or peanuts: I was eating what astronauts ate! As it turns out, I wasn’t. Or, rather, I was eating what only very ...