Space Shuttle Discovery

Space Shuttle Discovery was the third orbiter of the Space Shuttle Program. It launched for the first time in March 1984.

Missions
Discovery flew for 66 missions before it was retired.
 * STS-13 (March 1984) (Hartsfield, Coats, Mullane, Hawley, Resnick, Walker) - Maiden flight of Discovery. [OTL STS-41-D]
 * STS-15 (July 1984) (Bobko, Williams, Seddon, Griggs, Hoffman) - [June launch attempt like OTL 41-D]
 * STS-17 (November 1984) (Hauck, Walker, Allen, Fisher, Gardner) - First time Shuttle deployed 2nd communication satellites. [OTL STS-51-A]
 * STS-19 (March 1985) (Bobko, Williams, Seddon, Griggs, Hoffman, Baudry, Garn) - Brake damage, ruptured tire during landing. All subsequent landings at Edwards AFB until nose wheel steering implemented. [OTL STS-51-D]
 * STS-21 (July 1985) (Fullerton, Bridges, Henize, Musgrave, England, Acton, Bartoe) - Helium-cooled infrared telescope, tested Coke and Pepsi in space. [OTL STS-51-F]
 * STS-25 (November 1985) (Shaw, O'Connor, Ross, Cleave, Spring, Walker, Neri Vela, Peralta y Fabi) First two Mexicans to ride the Space Shuttle.  [OTL STS-61-B] [OTL STS-51-L]
 * STS-27 (March 1986) (McBride, Richards, Leestma, Hoffman, Parker, Durrance) - ASTRO-1 mission, used to study Halley's Comet in conjunction with Halley Armada.
 * STS-31 (July 1986) (Crippen, Guy Gardner, Mullane, Ross, David Gardner, Aldrige, Brett Watterson) - DOD mission. First to be flown from Space Launch Complex 6 at Vandenburg AFB. First shuttle launched into polar orbit.
 * STS-34 (November 1986) (Konrad, Covey) - First American journalist in space.
 * STS-38 (March 1987) (Gaffney, Philips, MacLean) - First Spacelab Life Science mission.
 * STS-42 (July 1987) (Brand, Gardner, Hoffman, Lounge, Parker, Durrance, Parise) - [OTL STS-26 mission]
 * STS-45 (November 1987) (Mohri, Mukai) - Spacelab-J mission.
 * STS-48 (March 1988) (Walker, Grabe, Lee, Thagard, Cleave) - Deployed Magellan probe (uses Centaur-G).
 * STS-51 (July 1988) (Hughes-Fulford) - Second Spacelab Life Science mission.
 * STS-54 (November 1988) (Coats, Blaha, Springer, Bagian, Buchli) - Shuttle Student Involvement Program Experiments: four live rats with bone removed to see space's effects on bone healing. 32 fertilized chicken eggs to see space's effects. Space Station Heat Pipe Advanced Radiator Element tested. [OTL STS-29]
 * STS-58 (March 1989)
 * STS-62 (July 1989)
 * STS-66 (November 1989)
 * STS-70 (March 1990)
 * STS-74 (July 1990)
 * STS-78 (November 1990)
 * STS-82 (March 1991)
 * STS-86 (July 1991)
 * STS-90 (November 1991)
 * STS-94 (March 1992)
 * STS-98 (July 1992)
 * STS-102 (November 1992)
 * STS-106 (March 1993)
 * STS-110 (July 1993)
 * STS-114 (November 1993)
 * STS-118 (March 1994)
 * STS-122 (July 1994)
 * STS-126 (November 1994) - First Element Launch of Space Station Freedom.
 * STS-130 (March 1995) - Delivery of port node and racks, pressurized berthing station, cupola to Freedom
 * STS-134 (July 1995) - Delivery of U.S. Laboratory Module to Freedom
 * STS-138 (November 1995) (Cameron, Halsell, Hadfield, Ross, McArthur) - Fourth mission of the Shuttle-Mir program.
 * STS-142 (March 1996) (Chilton, Searfoss, Sega, Clifford, Godwin, Lucid) - Fifth Shuttle-Mir mission.
 * STS-146 (July 1996)
 * STS-150 (November 1996)
 * STS-154 (March 1997)
 * STS-158 (July 1997)
 * STS-162 (November 1997) (Kregel, Lindsey, Chawla, Scott, Doi, Kadenyuk, Yaroslav Pustovyi) [OTL STS-87]
 * STS-166 (March 1998)
 * STS-170 (July 1998)
 * STS-175 (November 1999)
 * STS-179 (March 2000)
 * STS-183 (July 2000)
 * STS-187 (November 2000)
 * STS-191 (March 2001)
 * STS-195 (July 2001)
 * STS-199 (November 2001)
 * STS-203 (March 2002)
 * STS-207 (July 2002)
 * STS-211 (November 2002)
 * STS-215 (March 2003)
 * STS-219 (July 2003)
 * STS-223 (November 2003)
 * STS-227 (March 2004)
 * STS-231 (July 2004)
 * STS-235 (November 2004)
 * STS-239 (March 2005)
 * STS-243 (July 2005)
 * STS-247 (November 2005)
 * STS-251 (March 2006)
 * STS-255 (July 2006)
 * STS-259 (November 2006) - Last Shuttle mission to the ISS, delivers the  crew.