Einstein's theory of general relativity was not always the concise, elegant equation we know today. Einstein needed a "fudge factor" to conform his theory to accepted conventions of the day. It wasn't until Hubble made a grand discovery that Einstein's equation regained i's simple beauty.

SPACE'S DEEPEST SECRETS
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SPACE'S DEEPEST SECRETS shares the stories of the men and women who pushed their ingenuity and curiosity beyond the limits to uncover some of the most groundbreaking findings in the history of space exploration.

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