When was Pluto discovered?
193020th century · 1900s
Pluto is discovered.
By 24-year-old Clyde Tombaugh. An 11-year-old girl named it.
1930
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Around the same time
- When was penicillin discovered?1928
- When did Mickey Mouse first appear in Steamboat Willie?1928
- When was sliced bread first sold?1928
- When was the first Academy Awards ceremony?1929
- When was the Wall Street Crash?1929
- When was the first FIFA World Cup held?1930
- When did the Empire State Building open?1931
- When did 'The Star-Spangled Banner' become the national anthem?1931
Some events played out over months or years, so we use the year they are best known for. Spotted a mistake? Email [email protected].