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Carbon Stars Will Make You See Red

Go treasure hunting for carbon stars, the rubies of the night sky.

Color can be tough to come by in the deep sky, especially if you own a small telescope. Planets serve up a medley of subtle hues, as do a few planetary and bright nebulae. Stars show tints of blue, yellow, and orange, but there's nothing quite like the color red. Show a yellow star to someone at a star party and you might hear a polite "that's nice."

But point the scope at a smoldering ruby like T Lyrae? Watch their faces light up. We react with instinctive pleasure at seeing radiant reds, and there's no better place to get our fill than carbon stars.
 

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