Portal’s heat exchanger thruster, known as Flare, fires up during a test in a vacuum chamber. (Portal Space Systems Photo) Bothell, Wash.-based Portal Space Systems says it has successfully tested its ...
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NASA’s new nuclear engine could transform deep space
I’ve grown up with rockets that burn chemical fuel, but NASA’s next big leap in propulsion could make those engines look as dated as steam trains. By turning to nuclear power in space, the agency is ...
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This founder helped build SpaceX’s most powerful rocket engine. Now he’s building a ‘fighter jet for orbit’
Jeff Thornburg helped turn a government research project into SpaceX’s most powerful rocket engine. Now, he’s trying to do the same thing at his startup Portal Space Systems, which is taking an idea ...
Ask Starpath CEO Saurav Shroff his thoughts on America’s space priorities and he’ll say we’re “one order of magnitude high on cost and one order of magnitude low on ambition.” Starpath’s answer, at ...
"This marks the first time in the United States that an electric propulsion system has operated at power levels this high, reaching up to 120 kilowatts." When you purchase through links on our site, ...
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