This is the current revision of Alpha Herculis as edited by DavidB4-bot (Talk | contribs) at 18:26, February 21, 2017. This URL is a permanent link to this version of this page.
Alpha Herculis is a red supergiant star located in the constellation Hercules. It is a variable star, meaning that its brightness changes rather than being constant. It is about 400 light years from the sun.