Some of the Gemini astronauts died in the Apollo I disaster while others eventually were able to walk on the moon including Neil Armstrong, who walked on the moon in 1969.
Gus Grissom and Ed White were killed in the Apollo 1 disaster, and former Mercury astronaut Gordon Cooper did not perform any further spaceflights. Among the Gemini astronauts, six later walked on the Moon, another five flew to the Moon without landing, and two participated in Low Earth orbit Apollo missions. Neil Alden Armstrong (August 5, 1930  August 25, 2012) was an American astronaut and aeronautical engineer, and the first person to walk on the Moon. The Gemini Astronauts Neil Armstrong 
