ultraviolet rays
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The Starlight We Can’t See
Find yourself a dark, unpolluted night sky on a clear night free of clouds, and you are very likely to look up into the heavens and see a sight quite like this. It’s what we see of the Milky Way,…
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Infrared & High-Energy Astronomy
You probably recognize this image. You see something like it whenever you look up at the sky. Some days are clearer than others — some, you might even see a completely blue sky — but regardless, you know that this…
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The Spectrum of Light
Does this look familiar? People think of rainbows as a symbol of happiness and fortune. There are even myths that leprechauns hide gold at the end of a rainbow. That’s more of a tease than good fortune, if you ask…
