Eric Mamajek

Eric E. Mamajek (born 1975) is an American astrophysicist. He is a principal scientist at the Jet Propulsion Laboratory (JPL) and the deputy program chief scientist for the NASA Exoplanet Exploration Program.

Mamajek's research interests have focused on the formation and evolution of stars, planets, substellar objects, and circumstellar disks, with an emphasis on characterizing stars' ages and membership in kinematic groups and multiple systems.