NASA John Glenn Commemorative Patch Mercury 6 and Space Shuttle STS-95 SEW-ON Novelty Patch Commemorative Emblem honoring Astronaut John Herschel Glenn, Jr. Pilot of Mercury 6 spacecraft, Friendship 7 launched February 20, 1962 SIZE: 4 inches in diameter Great Collector's Item, Gift Idea or Accessory to an Astronaut Halloween Costume