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Portal Space Systems brings its solar thermal propulsion system up to full power during test
Portal Space Systems says it has successfully tested its solar thermal propulsion system at operational temperatures inside a ...
VIPs cut the ribbon at Portal Space Systems’ HQ in Bothell, Wash. From left: U.S. Rep. Suzan DelBene; Portal co-founders Prashaanth Ravindran, Jeff Thornburg and Ian Vorbach; and Bothell Mayor Mason ...
The European Space Agency-led Solar Orbiter mission has traced floods of energetic electrons hurled out by the Sun back to two distinct sources, marking a major advance in space weather research. The ...
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