John Glenn (astronaut)

John Glenn was an American astronaut and senator who made history as the first American to orbit the Earth in 1962 aboard Mercury-Atlas 6. Known for his precision and calm under pressure, he later became the oldest person to fly in space at age 77 aboard the Space Shuttle in 1998, demonstrating lifelong dedication to exploration. Beyond space, Glenn served as a U.S. senator from Ohio for 24 years. His pioneering spirit and contributions to science, space travel, and public service have made him a celebrated figure in American history.