Don A. Nelson is an aerospace consultant and writer. He retired from NASA in January 1999 after 36 years with the Agency. He participated in the Gemini, Apollo, Skylab, and Space S...показать большеDon A. Nelson is an aerospace consultant and writer. He retired from NASA in January 1999 after 36 years with the Agency. He participated in the Gemini, Apollo, Skylab, and Space Shuttle Projects as a mission planner and operations technologist. Mr. Nelson was a supporting team member for the first rendezvous in space, first manned mission to the moon, first manned lunar landing, and the first flight of the Space Shuttle. During his last 11 years at NASA, he served as a mission operations evaluator for advanced space transportation projects.показать меньше