https://www.sciencealert.com/new-horizons-is-now-so-far-away-it-can-measure-the-true-darkness-of-space
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8/17/23 at 12:48am
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ScienceAlert
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Universe Today
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Just how dark is the night sky? If you step outside during a moonless night and look up, it probably doesn't look that dark at all.
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