Alphabetical Index Index by Birth Year
Clyde Tombaugh
*1906 in Streator, Illinois
+1997 in Las Cruces, New Mexico
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American astronomer.
He discovered Pluto in 1930, the first object to be discovered in what would later be identified as the Kuiper belt.
At the time of discovery, Pluto was considered a planet (10th) but was later reclassified as a dwarf planet
2016 J. Giesen
zuletzt geändert: 11. Jan. 2016