space solar power

Caltech’s Space Solar Power Mission Ends With Key Insights

Caltech’s Space Solar Power Demonstrator (SSPD-1), launched into space a year ago to demonstrate and test three technological innovations necessary to make space solar power a reality. The spaceborne testbed demonstrated the ability to beam power wirelessly in space. It measured the efficiency, durability, and function of a variety of different types of solar cells […]

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