A while back, I wrote about why there are no green stars in the sky (you should read that post first; some of the concepts below are explained there). But that’s not to say there are no green objects ...
Morning Overview on MSN
What star colors exist, plus 1 insane shade you’ll never see
Every star you see at night broadcasts its temperature through color, yet one shade sits permanently off the menu. The visible spectrum runs from deep red through orange, yellow, white, and blue, each ...
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