| '''Description''': The [[Wikipedia:Mercury spacecraft|Mercury spacecraft]], NASA's first human spaceflight, had barely enough space for a single occupant. T ...ikipedia:Gemini Spacecraft|Gemini Spacecraft]] was part of Project Gemini, NASA's second human spaceflight program.

...wing functions:<ref name="ibm" /><ref name="manual">McDonnell Corporation, NASA Project Gemini Familiarization Manual, 1965, vol. 2, pp. 8.7,8.45.</ref> ...tp://history.nasa.gov/computers/Ch1-2.html ''Computers in Spaceflight: The NASA Experience''], chapter one</ref>

|image = EAI PACE 16-31R (NASA, 1956).jpg |caption = A number of PACE 16-31R units At NASA's Glenn Research Center. 9/24/1956

|image = EAI PACE 231R (NASA, 1960).jpg |caption = PACE 231R, NASA/Glenn Research Center, 6/6/1960

...AC, 1949, NASA's Ames Research Center.jpg|thumb|300px|right|REAC computer. NASA Ames' first electronic computing machine, was acquired in 1949 to perform c

|image = REAC, 1949, NASA's Ames Research Center.jpg |caption = NASA Ames' first electronic computing machine, REAC 100