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/u/[deleted] on I am Jeff Hoffman, MIT Professor of Aerospace Engineering and former NASA Astronaut. Ask Me Anything!

26 Feb 2015, 04:11 UTC
/u/[deleted] on I am Jeff Hoffman, MIT Professor of Aerospace Engineering and former NASA Astronaut. Ask Me Anything!
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As a 14 year old, what chances do you think I have of actually being above earths atmosphere, in space? Grammar

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