Pluto: A timeline of 85 years of discovery
![1930 images of Pluto](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/07/timeline2_19300218-pluto_discovery.jpg?fit=860%2C460&ssl=1)
PLUTO IN THE SPOTLIGHT A drifting point of light in the constellation Gemini observed between January 23 and 29, 1930, betrayed Pluto's existence. Several observations in the last 85 years have given astronomers a little more information about Pluto, and the July 2015 flyby will offer the closest look yet at the solar system's far-flung satellite.
Lowell Observatory Archives