Constellations are named after a Greek or Roman God. They were made to help sailors find their way. Now they are used to help more people find their way. In this world such help is very useful.
Wednesday, May 30, 2012
Hercules
Hercules contains over 300,000 stars. It formed a gobular cluster. Alpha Herculis is a double red giant star. They are Ro Kappa and 95 Hercules
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