Marcia J. Rieke

Marcia J. Rieke
Born
Marcia Jean Keyes

June 13, 1951
Alma materMassachusetts Institute of Technology
AwardsGruber Cosmology Prize (2024)
Scientific career
FieldsAstronomy and Astrophysics
InstitutionsUniversity of Arizona
Steward Observatory
ThesisThe Distribution of Celestial Infrared Sources. (1976)
Doctoral advisorSusan G. Kleinmann

Marcia Jean Rieke (/ˈrki/ REE-kee) is an American astronomer. She is a Regents' Professor of Astronomy and associate department head at the University of Arizona. Rieke is the Principal Investigator on the near-infrared camera (NIRCam) for the James Webb Space Telescope (JWST). Marcia Rieke is considered by many to be one of the "founding mothers" of infrared astronomy, along with Judith Pipher. In 2025, she was elected to the American Philosophical Society.