Question

What is Galaxy????? ????

Answer 1

A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems, all held together by gravity. We live on a planet called Earth that is part of our solar system. ... A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems.

Answer 2

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A galaxy is a sprawling space system which is composed of stars, dust, interstellar gas, stellar remnants, and dark matter and all held together by gravity.

There are approximately 70,000 million stars in the universe. The solar system where our earth exists is in the Milky Way Galaxy.