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Phoenix [80]
3 years ago
11

Which phrase best defines a galaxy? Tightly packed group of older stars large grouping of more than two stars loose, disorganize

d star cluster held together by gravity large collection of stars, gas, and dust held together by gravity
Biology
2 answers:
Ganezh [65]3 years ago
8 0

Galaxy is a collection of millions or even billions of stars, gas, and dust held together by force of gravity, so the answer is: ´´a large collection of stars, gas, and dust held together by gravity´´.

OLEGan [10]3 years ago
6 0

<u>Answer</u>: Large collection of stars, gas, and dust held together by gravity.

<u>Explanation:</u>

  • The name <em>galaxy</em> has been derived from the word <em>galaxies</em> which is a Greek word meaning milky.
  • In simple words a galaxy is a collection of a large number of stars, however, to be more precise <em>a galaxy is a gravity-bound collection of stars, dust, gas, dark matter and stellar remnants. </em>
  • There are different types of galaxies found in various shapes and size, some of the most common shapes being elliptical, irregular and spiral.
  • An example is the milky way galaxy that contains our solar system.

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