Solid 3D printed rocket fuel is now a reality ...

If all had gone according to plan, four astronauts might have been returning just this week from a history-making, 10-day slingshot trip around the moon. Instead, NASA’s engineers have been grappling ...

On March 16, 1926, American physicist Robert H. Goddard launched the world’s first successful liquid-fueled rocket from a farm in Auburn, Massachusetts. The rocket was small, only about 10 feet long, ...

Rotating detonation rocket engines work differently than traditional rockets to maximize thrust while using less fuel—an advantage that could help spacecraft explore farther in the solar system ...