NASA’s new electric propulsion engine set a U.S. power record and could transform future Mars missions. The thrusters use ...

There are many different ways to get to Mars, but there are always tradeoffs. Chemical propulsion, proven the most popular, can quickly get a spacecraft to the red planet. But they come at a high cost ...

Inside a long vacuum chamber in Southern California, a spacecraft engine glowed white-hot as it pushed toward a level of power the United States has not reached before with this kind of electric ...

According to the US Department of Energy, nuclear thermal propulsion can reduce travel times to Mars by up to 25% and, more importantly, limit a crew’s exposure to cosmic radiation. It would also ...

Rockets have done a lot for humanity over the years. They've gotten humans to the Moon and several different rovers to Mars—but the era of rocket dominance could be coming to a close. As missions ...

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