James H. Gilland

Ohio Aerospace Institute, Glenn Research Center

Papers

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About

James H. Gilland is a leading figure in advanced space propulsion, with his research primarily focused on nuclear electric propulsion (NEP) and its role in enabling ambitious deep-space exploration. His most influential work, "Recent advances in nuclear powered electric propulsion for space exploration," has garnered 60 citations, establishing him as a key voice in the field. Gilland’s major contributions include conceptualizing MW-class electric propulsion systems for Mars cargo transport, demonstrating how multi-kilowatt ion and Hall thrusters—already proven on satellites and robotic missions—could be scaled for human exploration. He has also explored the economic foundations of space infrastructure, proposing a robotic satellite servicing network in low Earth orbit to geosynchronous orbit as a stepping stone for broader exploration. Earlier in his career, Gilland examined "Early Track" NEP options for the Space Exploration Initiative, addressing future robotic outer planet missions. His work bridges the gap between existing propulsion technology and the high-power systems needed for interplanetary cargo and crewed missions, making him a pivotal researcher in the transition from current electric propulsion to the nuclear-powered future of space travel.