Andrew J. Stofan
Andrew John Stofan worked for the National Aeronautics and Space Administration. He played an important role in the development of the Centaur upper stage rocket. He is now the Deputy Associate Administrator for the Office of Space Science at NASA Headquarters in Washington, D.C.
About Andrew J. Stofan in brief
Andrew John Stofan is an American engineer. He worked for the National Aeronautics and Space Administration at the Lewis Research Center. In the 1960s he played an important role in the development of the Centaur upper stage rocket, which pioneered the use of liquid hydrogen as a propellant. He also helped develop internal baffles to control propellant sloshing, gauges to measure the boiling of cryogenic propellants. He oversaw the launch of the Pioneer 10 and Pioneer 11 probes to Jupiter and Saturn, the Viking missions to Mars, Helios probes to the Sun, and the Voyager probes toupiter and the outer planets.
He was director of the Lewis research center from 1982 to 1986. He is now the Deputy Associate Administrator for the Office of Space Science at NASA Headquarters in Washington, D.C. He has been married to Barbara Bedell since 1986, and they have two daughters, Lynn and Ellen St ofan, who also attend Hiram College. He currently lives with his wife and two daughters in Cleveland, Ohio, and has a son and daughter-in-law in San Diego, California. The couple have a son, Andrew Jr., and a daughter, Ellen, who lives in Los Angeles.