Tracy Caldwell-Dyson
Tracy Caldwell Dyson, PhD (born Tracy Ellen Caldwell, August 14, 1969) is an American chemist and NASA astronaut. Caldwell Dyson was a Mission Specialist on Space Shuttle Endeavour flight STS-118 in August 2007. She has completed three spacewalks, logging more than 22 hrs of EVA including work to replace a malfunctioning coolant pump. On April 4, 2010, Caldwell Dyson joined the Expedition 23 crew aboard ISS. She lifted off on April 2, 2010 from the Baikonur spaceport aboard a Russian Soyuz capsule (Soyuz TMA-18). After taking her 176 days duty part of the Expedition 24 crew, she returned to Earth with the Soyuz TMA-18 landing unit, and together with commander Aleksandr Skvortsov and flight engineer Mikhail Korniyenko,
Spaceflights
No. Mission Position Time Duration
1 STS-118 MSP 08.08. - 21.08.2007 12d 17h 56m
2 Soyuz TMA-18 / ISS-23 / ISS-24 Flight Engineer 02.04. - 25.09.2010 176d 01h 19m
Total 188d 19h 15m
