James L. Green

James L. Green is an American space scientist and engineer who has held key leadership roles at NASA, particularly in space science missions and exploration programs. He served as the Director of the Planetary Science Division and later as the Associate Administrator for the Science Mission Directorate. Green has contributed significantly to planetary research, space exploration initiatives, and the development of missions to study planets, asteroids, and the outer solar system. His work helps improve our understanding of the solar system and advances humanity’s exploration efforts beyond Earth.