Phill Frolov
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How do you get humans into space? This is how. The engine of the space shuttle Discovery, taken at  the California Science Center, Dec. 2013.

How do you get humans into space? The engine of the space shuttle Discovery, taken at the California Science Center, Dec.

The historic SR-71 simulator, on display at the incredible Frontiers of Flight museum in Dallas, Texas, was used for crew selection and...

The historic simulator, on display at the incredible Frontiers of Flight museum in Dallas, Texas, was used for crew selection and training for the Blackbird.