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0wN15 TIL of a science fiction novel by Dr. Wernher von Braun named "Project Mars: A Technical Tale". The novel, made in the late 1940s, describes Mars exploration. In this novel, Mars is inhabited by Martian civilization and the leader of the Martian government is entitled "Elon" (Chapter 24 on page 177)
5ZY8 TIL in 1952, Wernher von Braun wrote a book called “Project Mars” which imagined that human colonists on Mars would be led by a person called “Elon”