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Celebrations and notable events that occurred on April 9, 2026.
Events that occurred on April 9 throughout history
NASA Administrator T. Keith Glennan introduces the Mercury 7 to the public. These first seven U.S. astronauts completed the exhaustive testing process that identified them as the fittest and the most ideal to travel into space. The seven astronauts were Scott Carpenter, Gordon Cooper, John Glenn, Gus Grissom, Wally Schirra, Alan Shepard and Deke Slayton.
Winston Churchill was made an honorary citizen of the United States.
The Astros play the Yankees in the first indoor baseball game at the newly completed Astrodome in Houston, Texas.
