Former Senator John H. Glenn, Jr., the first US astronaut to orbit Earth (1962), returns to space in the space shuttle Discovery to test the effects of microgravity on the elderly. He is 76, the oldest person to enter space.
								The Air Force is planning to retain some F-15C/D Eagles, among its oldest fighters, to perform the homeland defense mission at least four more years, the service revealed in a “Long-Term Fighter Force Structure” report submitted to lawmakers earlier this year.							
						

