When did Clyde Tombaugh pass away?
1987
1997
2007
1957
Answer
Clyde Tombaugh, best known for his discovery of the dwarf planet Pluto in 1930, passed away in 1997 at the age of 90. Tombaugh's meticulous observations and photographic analysis led to the identification of Pluto, initially classified as the ninth planet. His contribution revolutionized our understanding of the outer reaches of our solar system and sparked further exploration of the Kuiper Belt.
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