Friday, January 10, 2014

Spectra: The Soul of a Star

We know what the stars are made of, know of their structures and their lives, only because we are able to observe and analyze their spectra.

Unbroken starlight allows us to admire a star's external characteristics; its spectrum allows us to look into its very soul.

http://stars.astro.illinois.edu/sow/spectra.html#classes

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