Command Pilot: Lee J. Archambault (Second Space Flight)
Pilot: Dominic A. 'Tony' Antonelli (First Space Flight)
Mission Specialist 1: Joseph M. Acaba (First Space Flight)
Educator Astronaut, EV3
Mission Specialist 2: Steven R. Swanson (Second Space Flight)
Mission Specialist 3: Richard R. Arnold (First Space Flight)
Mission Specialist 4: John L. Phillips (Third Space Flight)
Mission Specialist 5: Kolichi Wakata, JAXA (Third Space Flight)
ISS Flight Engineer - Expedition 18
Mission Specialist 5: Sandra H. Magnus (Second Space Flight)
ISS Flight Engineer - Expedition 18

Commander: Steven W. Lindsey
Pilot: Mark E. Kelly
Mission Specialist 1: Michael L. Gernhardt
Mission Specialist 2: Carlos I. Noriega
Mission Specialist 3: Gennady Padalka, RKA
ISS Commander - Expedition 9
Mission Specialist 4: Michael Foale
ISS Commander - Expedition 8
Mission Specialist 4: Michael Fincke
ISS Flight Engineer - Expedition 9
Mission Specialist 4: Bill MKcArthur
ISS Flight Engineer - Expedition 8
Mission Specialist 5: Oleg Kononenko, RKA
ISS Flight Engineer - Expedition 9
Mission Specialist 5: Valery Tokarev, RKA
ISS Flight Engineer - Expedition 8

STS-119 (ISS assembly flight 15A) was a space shuttle mission to the International Space Station (ISS) which was flown by Space ShuttleDiscovery during March 2009. It delivered and assembled the fourth starboardIntegrated Truss Segment (S^), and the fourth set of solar arrays and batteries to the station. The launch took place on 15 March 2009, at 19:43 EDT. Discovery successfully landed on 28 March 2009, at 15:13 pm EDT