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After eight years in deep space, BepiColombo reaches the final stage before Mercury

After spending nearly eight years crossing the inner Solar System, ESA and JAXA’s BepiColombo spacecraft has reached one of ...
GeekWire

Portal Space Systems brings its solar thermal propulsion system up to full power during test

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 ...
SpaceNews

MMA Space Launches FlexArray Solar Array System at 2025 Small Satellite Conference

BROOMFIELD, Colo., August 11, 2025 – MMA Space has developed a low-cost solar array capable of generating tens of kilowatts that can be manufactured in a fraction of the time of conventional solar ...
TechCrunch

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 ...