What happened to the three crew members of Apollo 11?

The three crew members of Apollo 11—Neil Armstrong, Buzz Aldrin, and Michael Collins—each had different paths after their historic mission in July 1969. Neil Armstrong became a professor of aerospace engineering and served on various corporate boards before his death in 2012. Buzz Aldrin continued to advocate for space exploration and has written several books, remaining a prominent public figure. Michael Collins, who remained in lunar orbit during the moon landing, later worked with NASA and served as the director of the National Air and Space Museum before passing away in 2021.