Gerard Peter Kuiper ( KY-pər; born Gerrit Pieter Kuiper, Dutch: [ˈɣɛrɪt ˈpitər ˈkœypər]; 7 December 1905 – 23 December 1973) was a Dutch astronomer, planetary scientist, selenographer, author and professor. The Kuiper belt is named after him.
Kuiper is considered by many to be the father of modern planetary science.
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