Series CK.425, 2DK-1508 U.S. Navy Commander Alan B. Shepard, Jr, was born on November 18, 1923 in East Derry, New Hampshire. On May 5,1961, Shepard piloted the Mercury-Redstone 3 "Freedom 7" spacecraft on the first manned space flight of the United States. MR-3 was a suborbital flight following a ballistic trajectory. The flight attained an altitude of approximately 116 statue miles and the spacecraft traveled about 254 statute miles down the Atlantic Missile Range |