Question

what is galaxy

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Answer 1

Explanation:

A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems. A galaxy is held together by gravity. Our galaxy, the Milky Way, also has a supermassive black hole in the middle. ... This is the picture taken by the Hubble Space Telescope showing thousands of galaxies.

Answer 2

Answer:

What is Galaxy?

• A Galaxy is basically a large group of stars, gas and dust held Together by Gravity. This is the simplest definition of the Galaxy.
• There are billions of star in one Galaxy.

Hope it helps you.