How many stars in our galaxy are older than our sun? Younger?
As many older as younger
Since our sun is an average star in our galaxy, we can say that there are an equal number of older stars and younger stars. Older stars are constantly being extinguished and new stars are constantly being formed.
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About two thirds of the stars in our galaxy are thought to be older than the sun, with the remaining one third being younger.
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
- Do stars grow during their lifetime by consuming matter, or are they more or less their final size when born?
- If a certain star displayed a large parallax, what could you say about the star’s distance from earth?
- How big will our sun gets when it becomes a red giant?
- If quasars are supermassive black holes at the center of young galaxies what happens to them? How could they disappear?
- Why do some dying star form into a white dwarf, while others form into neutron stars or black holes?

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