Music, Astronomy, Computers.
Einstein, Steven Hawking, Carl Sagan, and "billions and billions" of others.
Pink Floyd, Jimi Hendrix, Black Sabbath, Led Zepplin, Deep Purple, Nektar, Grand Funk, Iron Butterfly, UK, Jean Luc-Ponty, Beatles, Cream, Eric Clapton, Johnny Winter, Edgar Winter, David Bowie, Alan Holdsworth, Allman Brothers, Isley Brothers, Chambers Brothers, Outlaws, Lynyrd Skynyrd, Blackfoot, Molly Hatchet, Jefferson Starship, Hot Tuna, Steely Dan, Emerson Lake & Palmer, Genesis, Renaisance, Janice Joplin, Pat Benetar, Dale Bozzio, Hoobastank, Greenday, Tom Angelripper, Annie Haslam, Kate Bush, Sara Brightman, Liona Boyd, Beethoven, Bach, Mozart.
Starman, Mission To Mars, 2001, Silent Running
Carl Sagan's Cosmos series.
"The Right Stuff", by Tom Wolfe
All who did not return home.