The fourth time was the charm for Robert H. Goddard’s ... used to maintain engine pressure. Goddard didn’t attempt to make his “Hoopskirt” Rocket aerodynamic. He just wanted a lightweight ...

His rockets didn't make it too far into the ... the "Father of Space Flight." Dr. Robert H. Goddard first developed the theories needed to power a rocket engine via liquid fuel.

Robert Goddard’s long relationship with the Smithsonian ... in the design and construction of the bits and pieces that make up a rocket. The steady, comfortable pace of his research was broken ...