
Scientists Successfully Beam Solar Power from Space to Earth
In a major breakthrough, Caltech scientists have successfully collected solar energy in orbit and wirelessly transmitted it to a receiver on Earth for the first time.
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In a major breakthrough, Caltech scientists have successfully collected solar energy in orbit and wirelessly transmitted it to a receiver on Earth for the first time.

Space-based solar power is moving closer to reality, with projects in Japan and the U.S. testing technology that could one day meet global energy needs.

A new documentary, “Bright Harvest,” showcases Caltech's groundbreaking Space Solar Power Project, which successfully beamed solar energy from orbit to Earth.

A California high school student developed a custom AI to analyze old NASA data, leading to the discovery of over 1.5 million previously unknown space objects.

Caltech will host a free public lecture by scientist Joe Masiero on October 3, discussing how astronomers track and defend against near-Earth objects.