September 23: Fun Facts about Today in History

Today in History

Learn about the most intriguing events and historical facts that occurred on September 23 throughout history. The 266th day of the Gregorian calendar is September 23rd. Pilot Earle Ovington delivered the first batch of official American airmail; Harvard College held its inaugural graduating exercises. In Pittsburgh, Pennsylvania, Bob Marley performed his final concert.

Libra is the zodiac sign for September 23. Augustus Caesar, Bruce Springsteen, and John Coltrane all have famous birthdays.


(September 23, 1846)
Astronomer Johann Gottfried Galle discovered the planet Neptune on this day in 1846, thanks to the theoretical predictions of Urbain-Jean-Joseph Le Verrier and John Couch Adams. photo source:


(September 23, 1869)
Mary Mallon, better known as Typhoid Mary, was born in Ireland and is suspected of creating many epidemics of typhoid illness while working as a domestic worker in the United States. photo source:

(September 23, 1932)
Saudi Arabia National Day.

(September 23, 1980)
Bob Marley, a Jamaican artist best known for popularising reggae, held his final concert in Pittsburgh, Pennsylvania, to a sold-out crowd; he died the following year of cancer. photo source:

(September 23, 1987)
Bob Fosse, an American choreographer and director who transformed musicals with his own dance style, which included the frequent use of props, distinctive routines, and provocative steps, died in Washington, D.C. photo source:

Written by James

James has always been intrigued by dinosaurs, the universe, technology, and animals. With a Bachelor of Computer Science and years of writing expertise, he joined World Amazing Facts in 2021 as a staff writer.

Our team at World Amazing Facts is committed to verifying the accuracy of our content. It's possible that we'll get something wrong, or that our knowledge may become obsolete. Please let us know if you see any errors in the information provided.

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