Variable Star Classification
Stars that exhibit change in luminosity are variable stars. There is a variable star classification scheme that encompasses existing stars that are classified in the spectra classification.
Read more about this topic: Stellar Classification
Famous quotes containing the words variable and/or star:
“There is not so variable a thing in nature as a lady’s head-dress.”
—Joseph Addison (1672–1719)
“Don Pedro. To be merry best becomes you; for, out o’ question, you were born in a merry hour.
Beatrice. No, sure, my lord, my mother cried; but then there was a star danced, and under than was I born.”
—William Shakespeare (1564–1616)