and the second?
Buzz Aldrin
Apollo 11
Armstrong became the first person to step onto the lunar surface six hours and 39 minutes later on July 21 at 02:56 UTC; Aldrin joined him 19 minutes later. 
when was the first moon landing and what was the name of the spacecraft July 20, 1969 and  Apollo 11 who were the crew members? Neil Armstrong and Buzz Aldrin where there any backup crew members? Yes, Lovell, William Anders, and Haise what was their call sign? "Snowcone" was used for the CM and "Haystack" was used for the LM in both internal and external communications during early mission planning. who was the first person to step on the moon? Neil Alden Armstrong
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Apollo 11 [SEP] Introduction
Apollo 11 was the spaceflight that first landed humans on the Moon. Commander Neil Armstrong and lunar module pilot Buzz Aldrin formed the American crew that landed the Apollo Lunar Module "Eagle" on July 20, 1969, at 20:17 UTC. Armstrong became the first person to step onto the lunar surface six hours and 39 minutes later on July 21 at 02:56 UTC; Aldrin joined him 19 minutes later. They spent about two and a quarter hours together outside the spacecraft, and they collected of lunar material to bring back to Earth. Command module pilot Michael Collins flew the Command Module "Columbia" alone in lunar orbit while they were on the Moon's surface.