Astronomy Cast 349: Mercury 7 Astronauts
Channel: astrospherevids
Date: 23/12/2014

This video is sponsored by XE.com 
and Swinburne Astronomy Online (http://astronomy.swin.edu.au/sao/)

Before the Apollo Program, there was the Gemini Program, and before Gemini came the Mercury Program. 7 elite astronauts chosen from a pool of military test pilots. How did NASA choose these original 7 men?