Question

What is Galaxy??????

Answer 1

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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.

• The universe has many galaxies, and each carries millions of stars which are bounded by a unique force known as gravitational force.

Answer 2

Answer:

A galaxy is a gravitationally bound system of stars, stellar remnants, interstellar gas, dust, and dark matter. The word galaxy is derived from the Greek galaxias, literally "milky", a reference to the Milky Way.

Explanation: