 | Robert Henry Lawrence, Jr. was a United States Air Force officer and the first African-American... more » |
 | Robert Joseph Cenker is an engineer and aerospace systems consultant who flew aboard Space... more » |
 | Robert Louis "Bob" Behnken is a United States Air Force officer and a NASA astronaut. Behnken... more » |
 | Robert Lee "Hoot" Gibson is a retired Captain and Naval Aviator in the United States Navy and a... more » |
 | Robert Lee Stewart is a retired Brigadier General of the United States Army and a former NASA... more » |
| Robert Shane Kimbrough is a United States Army officer and a NASA astronaut. He was part of the... more » |
 | Robert Lee "Bobby" Satcher, Jr. is a physician, chemical engineer, and NASA astronaut. He became... more » |
 | Robert Brent "Bob" Thirsk, OBC is a Canadian engineer and physician, and a former Canadian Space... more » |
 | Roberta Bondar OC O.Ont FRCP FRSC is Canada's first female astronaut and the first neurologist... more » |
 | Roberto Vittori is an Italian air force officer and an ESA astronaut. After graduating from the... more » |
 | Rodolfo Neri Vela is a Mexican scientist and astronaut who flew aboard a NASA Space Shuttle... more » |
 | Roger Bruce Chaffee, was an American naval aviator, aeronautical engineer and a NASA astronaut... more » |
 | Roger Keith Crouch is an American scientist who flew as a payload specialist on two NASA Space... more » |
 | Roman Yurievich Romanenko is a cosmonaut at the Yuri Gagarin Cosmonaut Training Center. more » |
 | Ronald Anthony Parise Ph.D. was an Italian American scientist who flew aboard two NASA Space... more » |
 | Ronald John Garan, Jr. is a NASA astronaut. After graduating from State University of New York... more » |
 | Ronald John Grabe is a former NASA astronaut. He has earned the Air Force Distinguished Flying... more » |
 | Ronald "Ron" Michael Sega is professor of systems engineering and Vice President for Energy and... more » |
.jpg/240px-Ronald_McNair_(S78-35300).jpg "Ronald McNair") | Ronald Ervin McNair, Ph.D. was a physicist and NASA astronaut. McNair died during the launch of... more » |
 | Roy Dubard Bridges, Jr. is an American aviator, retired United States Air Force officer, former... more » |
 | Russell Lee Rogers was an astronaut assigned to the X-20 Dyna-Soar program. He was born on April... more » |
 | Russell Louis "Rusty" Schweickart is a co-founder of the B612 Foundation and is also a former... more » |
