GK
THE UNIVERSE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A system of stars, gas, dust, and dark matter bound together by gravity is called ____
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an asteroid
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a nebula
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a galaxy
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a moon
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Explanation:
Detailed explanation-1: -A huge collections of stars, dust and gas are known as galaxies. They contain several million of stars and their size can range from few thousands to several hundred thousands light years.
Detailed explanation-2: -Our galaxy, the Milky Way, is typical: it has hundreds of billions of stars, enough gas and dust to make billions more stars, and at least ten times as much dark matter as all the stars and gas put together. And it’s all held together by gravity.
There is 1 question to complete.