1989 Death Stanley David Griggs, astronaut (STS-51-D), dies plane crash at 59 1985 Event STS-51-D vehicle moves to launch pad 1985 Event Discovery moves to Vandenberg AFB for mating of STS-51-D mission 1944 Birthday Jeffrey Alan Hoffman, Brooklyn, PhD/astronaut, STS-51-D, 35, 46, 61, 75 1939 Birthday Stanley David Griggs, born in Portland, Oregon, astronaut, STS-51-D, STS-33
