Question

→ subject : Geography
→ chapter : 1
→ Topic : The earth in solar system
→ question : some points on stars ←
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Answer 1

Answer:

Aside from our sun, the dots of light we see in the sky are all light-years from Earth. They are the building blocks of galaxies, of which there are billions in the universe. It's impossible to know how many stars exist, but astronomers estimate that in our Milky Way galaxy alone, there are about 300 billion