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 ...

The Gateway, NASA’s upcoming lunar space station, is one step closer to reality as engineers have successfully powered on its solar electric propulsion system, a spacecraft engine designed to orbit ...

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 ...

Space-based solar power represents a transformative shift in renewable energy, capturing sunlight in orbit and transmitting electricity to Earth continuously. Orbiting photovoltaic arrays receive ...

"If our solar system is indeed moving this fast, we need to question fundamental assumptions about the large-scale structure of the universe." When you purchase through links on our site, we may earn ...