In many ways, space is the perfect place for a solar energy array. There are no clouds in the way, no seasonal variability, no atmospheric filtering, and your solar panels can operate at peak ...

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 75-meter-high steel structure hosting systems for testing space-based solar power, at Xidian University in Xi'an, north China. Credit: Xidian University HELSINKI — China’s Xidian University has ...

Engineers say a nuclear thermal rocket could cut astronauts' travel time to Mars from nine months to two. Credit: NASA NASA and the U.S. military plan to test a nuclear-powered rocket engine in space ...

As a writer for Forbes Home since 2021, Emily specializes in writing about home warranties, solar installations, car transportation and moving companies. With a background in journalism and experience ...