Earlier this week, SpaceX released more information about the new argon Hall thrusters that will power the Starlink V2 mini satellites, an innovation that likely has much to do with the company’s ...

Spacecraft rocket engines come in a variety of forms and use a variety of fuels, but most rely on chemical reactions to blast propellants out of a nozzle, with the reaction force driving the ...

Assuming we hand-wave all of the scaling questions (!!), what this really looks like is a step towards real electrically-power airplanes. If I read this correctly, this system is considerably more ...

A month after a Hydrex diver/technicians removed the bow thruster of a 300-meter container vessel a team once again mobilized to Italy. They reinstalled the overhauled unit underwater with the use of ...