SOLAR SYSTEM

UNIVERSE

THE SUN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What color are the hottest star?
A
Red
B
Yellow
C
Orange
D
Blue
Explanation: 

Detailed explanation-1: -White stars are hotter than red and yellow. Blue stars are the hottest stars of all.

Detailed explanation-2: -The hottest stars are blue, with their surface temperatures falling anywhere between 10, 000 K and 50, 000 K.

Detailed explanation-3: -Stars have different colors, which are indicators of temperature. The hottest stars tend to appear blue or blue-white, whereas the coolest stars are red.

Detailed explanation-4: -Blue stars are stars that have at least 3 times the mass of the Sun and up. Whether a star has 10 times the mass of the Sun or 150 solar masses, it’s going to appear blue to our eyes. An example of a blue star is the familiar Rigel, the brightest star in the constellation Orion and the 6th brightest star in the sky.

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