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9/10/22 at 10:40am
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Business Insider
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Paola Rosa-Aquino
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Before powerful space-based telescopes like Webb, astronomers used clear glass plates scattered with dark specks of stars to study the sky.
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https://www.businessinsider.com/photos-how-telescopes-evolved-from-blurry-glass-plates-to-webb-2022-9
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