Discoveries Neptunes existence was predicted on the basis of observations of Uranus orbit (by Adams and LeVerrier) Percival Lowell (of Mars canals inf
{"Image DocumentName": "DiscoveriesNeptune\u2019s existence was predicted on the basis of observations of Uranus\u2019 orbit (by Adams and LeVerrier)", "Image ImageDescription": "Percival Lowell (of Mars canals infamy) predicted the existence of Pluto based on Neptune\u2019s orbit. Pluto was discovered at Lowell\u2019s observatory in 1930 by Clyde Tombaugh (who looked at 90 million star images, over 14 years) Blink-test discovery of Pluto. Charon was discovered by James Christy at the US Naval Observatory in This was good timing . . .", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}