John Glenn of the Mercury Seven. Glenn resigned from NASA in January 1964. He planned to run for a U.S. Senate seat from Ohio, but an injury in February 1964 forced his withdrawal. He retired from the Marine Corps the following year. He lost a close primary election in 1970. A member of the Democratic Party, Glenn first won election to the Senate in 1974 and served for 24 years until January 1999. In 1998, while still a sitting Senator, Glenn flew on the "Discovery" space shuttle's STS-95 mission, and became the oldest person to fly in space and the only person
Jack Hart (state senator) Jack Hart (state senator) John A. Hart., Jr., known as Jack Hart, is an American lawyer and former state legislator who served as a Democratic member of the Massachusetts Senate from 2002 to 2013. He was educated at Boston College High School, Worcester Academy, Tufts University (B.A.), and the Kennedy School of Government at Harvard University (M.P.A.). Jack also earned a law degree (J.D.) from New England Law - Boston. Hart was elected to the Massachusetts Senate in 2002 by a special election to fill the First Suffolk Senate Seat. Prior to his election to the State Senate, he served