John Glenn, a military vet turned space pioneer, has died at the age of 95.
After flying 59 combat missions in World War II, Glenn became an early recruit into NASA’s Mercury program. In 1962, he became the first American astronaut to orbit the Earth. Years later, in 1998, he became the oldest person to fly in space when he joined the STS-95 crew aboard Discovery.
After leaving NASA in 1964, Glenn rejoined the military before being sidelined by an injury in 1965. He then went into the