Spacecraft rocket engines come in a variety of forms and use ... Getting that fuel into orbit is costly, too! Ion thrusters, in their various forms, offer an alternative solution – miniscule ...

So the ion engine is just using electricity to create thrust exhaust instead of burning rocket fuel. The downside is that the thrust is very tiny. The upside is that, in space, that tiny thrust ...

The great advantage of this process is that it requires remarkably little fuel—only one-tenth of that for a conventional chemical rocket. Even the smallest ion engine could keep a satellite on ...

They were nothing more than rocket-powered arrows and spears but they set the foundations ... A few years ago, there was a panic about lithium-ion batteries that exploded and could do things like ...

SpaceX has reportedly struck a deal with LG Energy Solution Ltd. to supply cylindrical lithium-ion batteries for Elon Musk's ...