With the exception of Apollo flights, manned spaceflight has operated exclusively in low Earth orbit, the area in space that extends up to about 1,300 vertical miles. In 1966, the Gemini XI crew set an as-of-yet unbroken altitude record within low Earth orbital flights. Using the Agena’s engine, Pete Conrad and Dick Gordon reached an apogee (peak distance from the Earth) of 850 miles; most Gemini missions, and missions since, have operated under the 200 mile altitude. (Left, Dick Gordon during an EVA. 1966.)
So why did Gemini XI get to fly higher than any other mission? In short, because Conrad wanted to. Continue reading “Vintage Space Fun Fact: High Flying Gemini”