General Leslie Earl Simmon is the father of army rocketry
rocket or rocketry of father of space
It is Robert H. Goddard, people!
Robert Goddard is considered (The Father of Modern Rocketry) because of his liquid-fueled rocket.
Robert Goddard is the father of modern rocketry...:D
Actually, the Father of Modern Rocketry was Robert H. Goddard.it is Tsiolovsky.
Godard.
Tsiolkovsky
goddard
He is the father of modern rocketry
Robert H. Goddard
American- Robert Goddard
the father of modern rocketry