in the halo
solar system
Most new, young, stars can be found in the arms of spiral galaxies
Large stars are distributed all over our galaxy, there is no single location for them.
A galaxy is by a definition a group of stars. If there were no stars it could not be a galaxy.
Every galaxy contains stars, if that's what you mean. "Galaxy" means "big bunch of stars". No stars ===> no galaxy.
Hydrogen and helium.
Most of the stars in the universe are found on the main sequence. Stars fall off the main sequence when they begin to die.
Elliptical Galaxy The Elliptical Galaxy has mostly old stars and blue stars are new stars.
No stars are actually a galaxy. All stars are stars and all galaxies are galaxies. Stars are found in galaxies. Some galaxies look like tiny dots in our night sky, so might look like a star, but they are not stars; they are galaxies.
Its an empty vacuum, There is nothing there. Literally nothing.
If it didn't have stars it wouldn't be a galaxy
The answer is Galaxy. a circular collection of stars is a galaxy