Hubble Lightness of Being

From Hubblecast and the incomparable Dr. J. We live in a brightly colored world, even if it doesn’t always seem that way. But if you hold a prism up to the whitest of lights, you get a rainbow. For scientists, unweaving this rainbow tells them about the properties of the Universe. Hubble’s ability to study its colors is at the heart of many of its most important discoveries.

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