There are innumerable galaxies and galaxies consists of innumerable solar systems. So it is logical that there are millions of planets in the universe.
How do scientist know how many planets are in the universe?
There are innumerable galaxies and galaxies consists of innumerable solar systems. So it is logical that there are millions of planets in the universe.
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How do scientist know how many planets are in the universe?
There are innumerable galaxies and galaxies consists of innumerable solar systems. So it is logical that there are millions of planets in the universe.



