Question

what is galaxy ?these examples of galaxy ​

Answer 1

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.

There are 4 types of galaxy

spiral galaxies,

lenticular galaxies,

elliptical galaxies,

and irregular galaxies.

Answer 2

Answer:

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 3

Answer:

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.