Buzz Aldrin on July 20, Aldrin and Armstrong entered "Eagle", and began the final preparations for lunar descent. At 17:44:00 "Eagle" separated from the "Columbia". Collins, alone aboard "Columbia", inspected "Eagle" as it pirouetted before him to ensure the craft was not damaged, and that the landing gear was correctly deployed. Throughout the descent, Aldrin called out navigation data to Armstrong, who was busy piloting the "Eagle". Five minutes into the descent burn, and above the surface of the Moon, the LM guidance computer (LGC) distracted the crew with the first of several unexpected alarms that indicated that it could not complete
First Man: The Life of Neil A. Armstrong to that airport." The young Armstrong becomes a naval aviator. Management of the National Aeronautics and Space Administration (NASA) takes an interest in Armstrong's combination of calmness and personal skill coupled with his above-average intellect. Although contrasting somewhat with many of his colleagues, the Apollo 11 crew winding up as "amiable strangers", he attracts widespread respect. The fact that Armstrong gets chosen to be "first down" on the lunar surface is a surprise, with astronaut Edwin "Buzz" Aldrin Jr. being expected to get priority. The mission itself proceeds spectacularly well, and Armstrong gives his famous line: "That's one small step