They are not - relative to other stars.
A blue star has a very short life time - millions rather than billions of years.
Blue stars are generally the hottest and brightest.
That can vary. The color alone is not enough to establish the age of a star.
Not necessarily. Blue stars are short-lived compared to other stars, so they can never be very old, but a red dwarf star can be any age.
They are white or blue. After they become this colour they explode and become a black hole.
No. Red stars are the coolest. Blue stars are the hottest.
Blue stars are generally the hottest and brightest.
Elliptical Galaxy The Elliptical Galaxy has mostly old stars and blue stars are new stars.
young
In star lives, there are no old blue stars. All blues stars are young.
That can vary. The color alone is not enough to establish the age of a star.
Not necessarily. Blue stars are short-lived compared to other stars, so they can never be very old, but a red dwarf star can be any age.
In space mostly around groups of old stars
No. Blue stars are hottest. But some stars on steroids like r136a1 are a whopping 50,000 Kelvin
They are white or blue. After they become this colour they explode and become a black hole.
Old Glory, Star-Spangled Banner, Stars and Stripes
Blue I think... the hotter and bigger they are they will generally become blue or purple. When it gets old though and basically self destructs it can be red. The largest stars are red stars which are coming to the end of their life cycle
Red stars are cooler than blue stars