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What else can I help you with?
Are red giant stars the largest?
No, red giant stars are not the largest stars in the universe. There are stars known as supergiant and hypergiant stars that are even larger than red giants. These stars can be hundreds to thousands of times larger than our Sun.
Are red stars bigger than blue stars?
Red stars can be smaller or larger than blue stars as there are two types of red star. Red dwarfs are much smaller than blue stars while red giants are much larger than blue stars.
Is the nearest stars mostly red giants?
No, they are mostly red dwarf stars.
Which star is likey a super giant?
The stars that are like supergiants are called "red giants" or "red supergiants".
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.
Why do stars not become red giants?
Most medium mass stars such as our Sun DO become red giants. Smaller stars do not have enough mass to initiate helium fusion when the hydrogen supply begins to run low, and do not become red giants.
What do all stars eventually turn into?
All stars eventually turn into Red Giants or Super Giants
What are red stars called?
I think you are referring to red giants.
Are main sequence stars older than red giants?
No, red giants are generally older than main sequence stars, as red giants have no hydrogen left for fuel, and burn helium instead. where as Main Sequence stars burn hydrogen for fuel.
Are there different types of red giants?
Yes, there are. The classic red giants that come from sun- like stars, and red supergiants come from blue giants.
What are featureless galaxies that contain old red main-sequence stars and red giants called?
With red giants and main sequence stars they are not entirely featureless, therefore there is no name for them.
What stars are extremely luminous but not hot?
Red giants, red supergiants.
