GENERAL KNOWLEDGE

GK

THE UNIVERSE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Our Sun is just one of many millions of stars in a froup of stars called a
A
universe
B
solar system
C
cosmos
D
galaxy
Explanation: 

Detailed explanation-1: -Our Sun is one of at least 100 billion stars in the Milky Way, a spiral galaxy about 100, 000 light-years across.

Detailed explanation-2: -Our Sun is an ordinary star, just one among hundreds of billions of stars in the Milky Way Galaxy. As the only star we can observe in detail, it provides a basis for our understanding of all stars. The Sun is composed almost entirely of hydrogen and helium gas.

Detailed explanation-3: -Stars appear in the sky in the form of clusters called galaxies. Galaxy contain several million of stars. Their size can range from few thousands to several hundred thousand light years.

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