"Every vision is a joke until the first man accomplishes it; once realized, it becomes commonplace." Robert H. Goddard
![Apollo13 A large white rocket blasts off next to a tower](/subjects/aviation/images/Apollo13-350.jpg?maxwidth=650&autorotate=false)
NASA Photo
Last updated: September 5, 2017
"Every vision is a joke until the first man accomplishes it; once realized, it becomes commonplace." Robert H. Goddard
NASA Photo
Last updated: September 5, 2017