• by Evan Hoovler
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September 5, 2012 at 5:00 am

Being an astronaut isn’t all about big brains and sex with supermodels. Occasionally, they have to roll up their sleeves, strap on a space suit, and change the ISS engine oil, or whatever it is they do. In honor of these spacewalking mechanics, we found 25 amazing photos of astronauts doing repairs while floating in space: