Galaxy and Constellation


 
 
Concept Explanation
 

Galaxy and Constellation

Galaxy:

A cluster of stars along with hydrogen gas and dust constitute a galaxy. There are millions of galaxies in the universe. These group of galaxies make a universe. The name of our galaxy is the milky way.

Constellation:

A group of stars that appear to form some recognizable pattern or shape in the sky is known as a constellation

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Sample Questions
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Question : 1

There are limited number of stars in _________________________.

Right Option : D
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Question : 2

A cluster of stars along with hydrogen gas and dust constitute a _______________________.

Right Option : C
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Question : 3

Which of the following are correct :

(a) There are billions of galaxies in the sky.

(b) There are only 88 constellations in the sky.

(c) There are only 88 galaxies in the sky.

Right Option : B
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