John J. Young Jr. is not a widely recognized public figure, so there may be multiple individuals with that name. However, he is best known as a notable person in the field of aerospace, particularly for his work with NASA. Young was an astronaut who flew on several space missions, including the Gemini and Apollo programs, and became the first person to fly into space six times. If you are referring to a specific John J. Young Jr.
New to topics? Read the docs here!