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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