Jarvis was Payload Specialist 2 on STS-51-L which was launched from the Kennedy Space Center, Florida, at 11:38:00 EST on January 28, 1986. The crew on board the Orbiter "Challenger" included Commander Dick Scobee, pilot Michael J. Smith (USN), mission specialists Dr. Ronald McNair, Lt. Col. Ellison Onizuka (USAF), Dr. Judith Resnik, and fellow civilian payload specialist Christa McAuliffe. The entire STS-51-L crew died on January 28, 1986, when "Challenger" broke up during launch.