 | Lloyd Blaine Hammond, Jr. is a Gulfstream test pilot, a former United States Air Force officer,... more » |
 | Lachlan "Mac" Macleay is a retired colonel in the United States Air Force and a former USAF... more » |
 | Laurel Blair Salton Clark was a medical doctor, United States Navy Captain, NASA astronaut and... more » |
 | James "Larry" DeLucas is an American biochemist who flew aboard NASA Space Shuttle mission... more » |
 | Lee Joseph "Bru" Archambault is an American test pilot and former NASA astronaut. He has logged... more » |
 | Lee Miller Emile Morin M.D., Ph.D. is a United States Navy Captain and NASA astronaut. He flew... more » |
 | Leland Devon Melvin is an American engineer and a NASA astronaut. He served on board the Space... more » |
| Leonid Kostyantynovych Kadenyuk, born 28 January 1951 in Klishkivtsi, Chernivtsi Oblast of the... more » |
 | Leonid Denisovich Kizim was a Soviet cosmonaut. Kizim was born in Krasnyi Lyman, Donetsk Oblast,... more » |
 | Leonid Ivanovich Popov is a former Soviet cosmonaut. more » |
 | Léopold Eyharts is a Brigadier General in the French Air Force and an ESA astronaut. more » |
 | Leroy Chiao is an American engineer, former NASA astronaut, entrepreneur, motivational speaker... more » |
 | Lev Stepanovich Dyomin was a Soviet cosmonaut who flew on the Soyuz 15 spaceflight in 1974. This... more » |
 | Linda Maxine Godwin Ph.D. is an American scientist and retired NASA astronaut. Godwin joined... more » |
 | Lisa Marie Nowak is a former American naval flight officer and NASA astronaut. Born in... more » |
 | Liu Boming is a Chinese pilot selected as part of the Shenzhou program. A fighter pilot in the... more » |
 | Liu Yang is a Chinese pilot and astronaut who served as a crew member on the space mission... more » |
 | Livingston L. Holder, Jr. was a USAF astronaut in the Manned Spaceflight Engineer Program during... more » |
 | Lodewijk van den Berg is a Dutch American chemical engineer, specializing in crystal growth, who... more » |
 | Loren Wilber Acton is an American physicist who flew on Space Shuttle mission STS-51-F as a... more » |
 | Loren James Shriver is a former NASA astronaut, aviator, and a retired US Air Force Colonel. more » |
 | Luca Parmitano is an Italian astronaut in the European Astronaut Corps for the European Space... more » |
 | Luca Urbani was born May 11, 1957, in Rome, Italy. He was an ASI astronaut and was assigned as... more » |
