Stars: Properties and Classification
Stars: Properties and Classification
Stars: Properties and Classification
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Spectral Types<br />
For historical<br />
reasons, astronomers<br />
classify the<br />
temperatures of stars<br />
on a scale defined by<br />
spectral types, called<br />
O B A F G K M L T,<br />
ranging from the<br />
hottest (type O) to<br />
the coolest (type M)<br />
stars.<br />
The Sun has spectral type G2
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