Former SpaceX engineer, Halen Mattison, and his startup, General Galactic, are looking to revolutionize rocket propulsion by ...

The idea of using in-situ resources, such as water, on the surface of distant worlds to synthesize rocket fuel has been around for many decades. For many years, for instance, scientists have suggested ...

During a similar test earlier this month, sensors detected a leak of super-cooled liquid hydrogen – rocket fuel for NASA's ...