Neil Alden Armstrong.
First human being to set foot on an extraterrestrial world (the Moon).
His first spaceflight was Gemini 8 (1966). He was the command pilot.
On this mission, he performed the first manned docking of two spacecraft.
Second and last spaceflight (July 20, 1969), as mission commander of Apollo 11.
"The Eagle has landed", and shortly, it was a "Giant leap for mankind..."