China says its Zhuri system wirelessly delivered kilowatt-level power to moving targets, advancing space-based solar power research.

It may not feel like it, but everything in the universe is in constant motion. Our Sun, with all its planets, orbits the center of the Milky Way, flying through the cosmos at around 450,000 miles per ...

Recent astronomical observations have thrown a curveball at our understanding of the cosmos. The solar system, it seems, is hurtling through space at a velocity three times greater than previously ...