Bagian

Spaceflights:

Ord. num.	Startup spacecraft	Date and time of launch (UT)	Status while launch	Spacecraft of landing	Date and time of landing (UT)	Duration
1	STS-29 (Discovery/8)	14h.57m.00s. Mar 13, 1989	MS	STS-29 (Discovery/8)	14h.36m.41s. Mar 18, 1989	4d.23h.39m.41s.
2	STS-40 (Columbia/11)	13h.24m.51s. Jun 05, 1991	MS	STS-40 (Columbia/11)	15h.40m.05s. Jun 14, 1991	9d.02h.15m.14s.
Total duration:						14d 01h 54m 55s.

Bachelor of science in mechanical engineering from Drexel University, 1973; doctorate in medicine from Thomas Jefferson University, 1977;
Colonel, USAF Reserve, Ret.; unsuccessful application for NASA astronaut group 8.
hobbies: bicycling, backpacking, climbing, swimming, flying, raquet sports, cabinet-making and automobile rebuildung.
he resigned from NASA in August 1995; then he worked with Environmental Protection Agency′s National Vehicle and Field Emissions Lab in Ann Harbor.

Ref.: #16, #21 - update: 01.07.19