 | Claude Nicollier is the first astronaut from Switzerland, and has flown on four Space Shuttle... more » |
 | Claudie Haigneré is a French doctor, politician, and former astronaut with the Centre National... more » |
 | Clayton Conrad Anderson is a NASA astronaut. Launched on STS-117, he replaced Sunita Williams on... more » |
 | Clifton Curtis "C.C." Williams, Jr. was a NASA astronaut, a naval aviator, and a Major in the... more » |
 | Frank Curtis "Curt" Michel is an American astrophysicist, a former professor of astrophysics at... more » |
 | Curtis Lee "Curt" Brown, Jr. is a former NASA astronaut and retired United States Air Force... more » |
