A giant mass of heat and gas, usually a helium and hydrogen combination that illuminates outer space. Also, a star may be a reference term in a famous person on the stage or screen.
A large ball of burning gas.
Glittering and twinkling as if you were looking at a lot of stars.
Nig3r
It's a common starfish. -- There is actually no such thing as a "starfish", as they are not fish. They are Sea Stars. There are many different kinds, but they are all sea stars and not starfish.
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A galaxy is by a definition a group of stars. If there were no stars it could not be a galaxy.
Somebody who studies the stars and planets.
They are big stars.
A group of stars or similar.
By definition, a binary star system has two stars in it.
wars situated on stars
Glittering and twinkling as if you were looking at a lot of stars.
I don't think there is a very precise definition; the basic idea is that giant stars usually have several times the diameter of our Sun.
All stars do ... sort of by definition.
Planets cannot have stars orbiting them by definition.
Nig3r
Basically it is asking what the definition for galaxy is, it is: A gaint structure that contains hundreds of billions of stars.