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Small red stars are called red dwarves. They are the least luminescent and coldest stars.
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What color are small cool stars?
The large hot stars are typically called "blue-white" stars or also Blue Giants. Cooler large stars are called Red Giants.
Majority of stars are small cool type-M stars?
Correct. M-type stars on the main sequence are called red dwarfs.
When small stars get old they become?
red giants
Are red giant stars the largest?
Yes red giants are the largest. But the bigger stars of red giants can be called red hyper giants.
Do blue stars and red giant stars have similar brightness values?
No blue stars are the largest and brightest stars know of. (They are also called Hypergiants). Red giants are dimmer.
What color are small cool stars?
The large hot stars are typically called "blue-white" stars or also Blue Giants. Cooler large stars are called Red Giants.
Majority of stars are small cool type-M stars?
Correct. M-type stars on the main sequence are called red dwarfs.
When small stars get old they become?
red giants
What are red stars called?
I think you are referring to red giants.
Are red giant stars the largest?
Yes red giants are the largest. But the bigger stars of red giants can be called red hyper giants.
Are stars large small or medium?
They are all three. That is why some stars are called White Dwarfs (they are relatively small) and Red Giants or even Supergiants. The Sun is a middle-sized star.
Do blue stars and red giant stars have similar brightness values?
No blue stars are the largest and brightest stars know of. (They are also called Hypergiants). Red giants are dimmer.
What is a name of a high mass star?
The largest and oldest stars are called Red Giants, although, some very small and incredibly massive stars, called Neutron stars, do exist. One tea spoon of Neutron star mater would weigh over 50 tonnes!
Very small stars that are usually old and running out fuel are called?
Those are dwarf stars, which start out as white dwarfs and as they (very slowly) cool, become red dwarfs and eventually brown dwarfs.
What are Featureless galaxies containing old red main-sequence stars and red giants called?
If they have red stars including giants in, they can't be all that featureless.
What color are the cooler stars?
Colder stars emit red light. Hot stars emit large amounts of green light with small amount of red and blue light, which balances out to a white color in human eyes.
Did red dwarf stars get that name because they burn the hottest of all stars?
No, red dwarfs are called such because of their reddish color. They are the coolest of the main sequence stars. Blue stars are the hottest.
