50 Years Ago: Ranger Mission 'Slammed Into Moon' | Video
Tuesday, July 29, 2014 - 10:00
in Astronomy & Space
On July 31st, 1964, NASA's Ranger became first U.S. probe to deliver up-close images of the surface of the moon, right up until the moment of impact. It returned 4300 photos during its 3 day mission.