The Colors of Stars, Explained
From dim red to brilliant blue, stellar colors span the spectrum—and reveal how much any star brings the heat
![The Colors of Stars, Explained](https://static.scientificamerican.com/sciam/cache/file/4FD5FF0D-6503-4625-877C9D69122CAB07_source.jpg?#)
From dim red to brilliant blue, stellar colors span the spectrum—and reveal how much any star brings the heat
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