Electric (plasma) propulsion devices have been used for applications such as station-keeping and orbit transfer, in place of chemical rockets, because they provide a higher specific impulse ... the ...

The rocket, a reaction-propulsion device that carries all of its propellants internally, has been around for almost a millennium since its invention in China. But the twentieth-century saw a ...

Researchers have proposed a new propulsion ... sails use the momentum of photons from the laser beam to push the spacecraft forward. Breaking space news, the latest updates on rocket launches ...

The tests showed the fuel can withstand the harsh conditions of a nuclear thermal propulsion reactor. In other words, it has the capability to one day power a nuclear rocket that could fire humans ...