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How many stars are there in the observable universe?

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Answer 1: Hundreds of billions of billions.

Updated:

As of 2009, it was estimated to be around 1023 stars in the observable universe.

However, it was recently discovered that we may have been missing most stars of the red dwarf variety and now it is beginning to look like the 1023 figure would now have to be tripled.


So its about....


3,000,000,000,000,000,000,000,000
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