What nationality was Clyde Tombaugh?
English
Canadian
American
Australian
Answer
American astronomer Clyde Tombaugh, from Illinois, discovered the dwarf planet Pluto in 1930, while working at the Lowell Observatory in Flagstaff, Arizona. His systematic search, and comparison of photographic plates taken at different times, revealed Pluto’s movement against the background stars, confirming its existence.
Stellar Sleuth: Unraveling the Legacy of Clyde Tombaugh!
Subscribe Now!
Learn something
new everyday
Playing quizzes is free! We send 1 quiz every week to your inbox