Obituary, Washington Post
“Dan, 91, died peacefully on July 26, 2018, at his home in Vienna, VA. He reached for the stars when he went to work for NASA and combined his engineering knowledge with his passion for space exploration. Over his career he worked on many ground breaking space missions, including the successful Galileo mission to Jupiter.”

Biologist, Explorers Club Fellow, ex-NASA Space Biologist and Payload integrator, Editor of NASAWatch.com and Astrobiology.com, Lapsed climber, Explorer, Synaesthete, Former Challenger Center board member...