Last month a Hydrex team replaced the bow thruster of a 191-meter roro ship during the vessel’s stop in Rotterdam. Using one of the company’s workboats, the diver/technicians carried out the operation ...

A ground test of the Microwave Electrothermal Thruster (MET) successfully demonstrated on the Vigoride-5 vehicle. Credit: Momentus WASHINGTON — In-space transportation company Momentus announced March ...

Imperial College is developing a rocket thruster called the Iridium Catalysed Electrolysis CubeSat Thruster (ICE-Cube Thruster) that is so small that it can only be fabricated using techniques ...

A Hall thruster is a high-efficiency propulsion device using plasma that is used for various difficult space missions, such as SpaceX's constellation satellites, Starlink and NASA's asteroid probe, ...

A Phase Four electric thruster using xenon propellant. The company won an Air Force contract to test a version of that thruster that uses iodine as propellant. Credit: Phase Four WASHINGTON — Phase ...

A form of electric propulsion known as Hall thrusters — a type of ion thruster — may actually pack more bang for the buck than expected. Hall thrusters have conventionally been used to adjust the ...

It sounds like a NASA pipe dream: a new spacecraft thruster that’s up to 40 percent more power efficient than today’s. Even better, its fuel costs less than a thousandth as much and weighs an eighth ...

When it comes to space exploration, large vehicles get most of the press -- but a team on KickStarter wants to build an engine that could power nanoscale satellites on their own journeys of ...