Col. John H. Glenn, Jr., U.S. Marine Corps 1941-65 WW II, Korean War. Corsair Fighter Pilot. Astronaught. Earned five Distinguished Flying Crosses, six Air Medals, and Congressional Space Medal of Honor. U.S. Senator (D-OH) 1974-99.
Keyhole Nebula - A portion of the Carina Nebula is known as the Keyhole Nebula (NGC 3324), a name given to it by John Herschel in the 19th century. The Keyhole Nebula is actually a much smaller and darker cloud of cold molecules and dust, containing bright filaments of hot, fluorescing gas, silhouetted against the much brighter background nebula.
John Herschel Glenn, Jr. (born July 18, 1921) is a former United States Marine Corps pilot, astronaut, and United States senator who was the first American to orbit the Earth and the third American in space.