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Physics, 14.04.2020 18:27 isabelperez063

In recent decades astronomers discovered stars even cooler than the traditional spectral type M stars recently. Astronomers gave these cool stars a new spectral L. If you wanted to go out and find more such type L stars what kind of instrument would be smart to use

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In recent decades astronomers discovered stars even cooler than the traditional spectral type M star...
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