James Michael Longuski (born 1951) is an American scientist, inventor, writer, and educator known for his contributions to astrodynamics and space mission design. He worked as a space mission designer at Jet Propulsion Laboratory (JPL) for NASA starting in 1979. Longuski joined the faculty at Purdue University School of Aeronautics and Astronautics in 1988 and served until after the fall semester 2023. Source: Wikipedia (en)