Follow Dr. Davis as she retraces her path to the stars.

Nancy Jan Davis (née Smotherman; born November 1, 1953) is a former American astronaut. A veteran of three space flights, Davis logged over 673 hours in space. She is now retired from NASA. She flew on STS-47, STS-60, and STS-75.

Davis became an astronaut in June 1987. Her first assignment was in the Astronaut Office Mission Development Branch, where she provided technical support for Space Shuttle payloads. Following this, Davis was a CAPCOM in Mission Control, responsible for communicating with Shuttle crews for seven missions. After her first space flight, Davis served as the Astronaut Office representative for the Remote Manipulator System (RMS), with responsibility for RMS operations, training, and payloads. After her second space flight, she served as the Chairperson of the NASA Education Working Group and as Chief for the Payloads Branch, which provided Astronaut Office support for all Shuttle and International Space Station payloads.