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Castor
One of the Brightest Stars in the Sky
By John Kilmer
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Castor is a blue starThe diameter is 2,086,500 kmCastor is 552 light years away the sunIts temperature is 10,300 degrees Kelvin
The sun is yellow
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Castor was born from the Nebula Castor will die and become a neutron star Castor is 200 million years old but it lives to
be 1 billion years old so it is still young Castor is currently a High-Mass star
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This is just about where castor is.
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Castor is in the constellation Gemini The story behind castor is Castor and pollux
are the two heavenly twins which make up Gemini which in Latin means twins.
Some people thinks castor means beaver and others think that it stands for Castor one of the twin sons of Zeus and Leda.
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Http://en.wikipedia.org/wiki/Castor_(star) http://seds.org/Maps/Stars_en/Fig/
gemini.html http://blog.globalstarregistry.org/name-of-
stars-in-gemini-constellation/