What is the meaning of a red star?
A five-pointed red star is a symbol of communism, particularly when used in Russia/USSR. It can also be a satanist or sorcery symbol (as a pentagram) or just for the effect of such a shape's presence.
A red star tattoo represents a nautical symbol of the North Star and a safe return home. wrong i golden star represents the north star, if you mean the red star that rage against the machien uses it is red for the blood of all the people that have died for what they belive in and the red star is used on all socialist flags.