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Red dwarfs are not bright because they are not very luminous, they don't emit a lot of light.
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∙ 9y ago
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What type of star is less bright than the sun?
On the main sequence, red dwarfs and orange dwarfs are less bright than the sun. Our sun is a yellow dwarf.
How can dwarfs be so bright when they are smaller than the sun?
Dwarfs are bright because they are galaxies which have their own stars. They are not closer to the earth than the sun.
What is the percentage of stars in the universe are red dwarfs?
70-75% of stars are red dwarfs.
What stars are the oldest red dwarfs white dwarfs red stars or giant stars?
According to <studyisland.com>, white dwarfs are the oldest.
How are white dwarfs so bright?
Actually they are fairly dim.
Where are white dwarfs supeegiants and red giants?
White Dwarfs, Supergiants, and Red Giants are stars that are found in the sky.
Do red dwarfs burn their fuel very slow?
Yes, red dwarfs burn their fuel slowly because they have small sizes.
Which are hotter white dwarfs or red giants?
red giants
How is the sun and red dwarf different?
1. The sun is bigger then the red dwarf.2. The sun produces bright electric-like light unlike the red dwarfs dim elctric-like light.3. The sun is highly recognized in our solar system, but the red dwarf is not.
What color is haemoglobin?
haemoglobin is blue in colour
Is a red giant the coldest star?
No. Red giants have temperatures comparable to those of red dwarfs. Even cooler are brown dwarfs, which are objects that are in the intermediate range between planets and stars.
Are giants hotter than white dwarfs?
Red giants are not hotter than white dwarfs. While red giants are much larger and burn more fuel, white dwarfs burn at a higher temperature.
