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 ...

UK space propulsion company Pulsar Fusion has conducted the first test of a prototype exhaust system for a nuclear fusion rocket engine that could dramatically cut transit times for missions to Mars ...

Staying in orbit can be challenging, at least for lower orbits that are more affected by Earth's atmosphere. But, such orbits also come with advantages, such as better vantage points for new ...

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Plasma jet engines promise a future of fuel-free, electrically driven flight, but the technology faces a stubborn obstacle ...

Hayabusa spacecraft had been on the way to Earth with the ion engines B and/or D powered on since April 2007, though it lost the functions of chemical thrusters and two of three reaction wheels at the ...

Over the last several months, we’ve been enjoying a front-row seat as [Jay Bowles] of Plasma Channel has been developing and perfecting his design for a high voltage multi-stage ionic thruster. With ...

Russia is once again trying to vault itself to the front of the space race, this time with a plasma engine that officials say could reach Mars in roughly a month. If the technology performs as ...