How old is the oldest star in our galaxy?

Answer 1

Short answer Ahead....
Caution- Names of stars are confusing

The oldest star in the universe is estimated to be SMSS J031300.362670839.3, which could be roughly 13 billion years old. The universe was formed 13.8 billion years ago.

The oldest star, HE 1523-0901, is estimated to be 13.2 billion years old.

The two oldest galaxies in our galaxy are HE 1523-0901 and J0815+4729, both of which are 13.5 billion years old.

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Answer 2

Owen Atkinson

It is estimated that the oldest star in our galaxy is 13.8 billion years old, which is comparable to the age of the universe.

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Answer from HIX Tutor

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.