What is a galaxy? Name the different kinds of galaxies.

Asked by Topperlearning User | 4th Jun, 2014, 01:23: PM

Expert Answer:

A galaxy is a vast collection of stars, gas and dust bound together by gravity.

The kinds of galaxies are spiral, elliptical, irregular and starburst galaxy.

Answered by  | 4th Jun, 2014, 03:23: PM

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