12
12 men have stepped on the moon, all of them were NASA astronauts from the United States during the Apollo missions between 1969 and 1972.
No scientists went to the moon , the men who flew to the moon were all asronauts.
12 People stepped walked on the moon and a total of 24 orbited the moon from Apollo 8 to 17. It depended what mission it was. There where 3 different classes of missions. Apollo 11 stayed on the moon for about 18 hours and it increased with each mission with Apollo 17 staying on the moon for 3 days
There were a total of 12 astronauts who walked on the moon.
During the Apollo mission a total of 12 astronauts walked on the moon. On each trip to the moon 2 astronauts walked on the moon.
The question is not clear, there were three astronauts at a time in a Apollo mission , and there were 11 Apollo missions.
A total of 12 people have walked on the moon, all of them being American astronauts as part of the Apollo missions between 1969 and 1972.
As each Apollo spacecraft had three astronauts at a time and seven Apollo crafts flew to the moon, there were a total of 21 astronauts.
A total of 12 astronauts walked on the moon during the Apollo missions, from 1969 to 1972. Each Apollo mission had a team of astronauts, with two astronauts landing and walking on the moon's surface during each mission.
Two astronauts walked on the moon on each moon mission.
There were a total of 12 astronauts who set foot on the moon.
The astronauts of the Apollo-Soyuz mission did not land on the moon.