GK
THE UNIVERSE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Galaxy
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Star
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Planet
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Solar System
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Detailed explanation-1: -Smallest Planet: Mercury The smallest planet in regards to both mass and volume is Mercury-at 4, 879 km across and 3.3010 x 1023 kg, this tiny world is nearly 20 times less massive than Earth, and its diameter is about 2½ times smaller. In fact, Mercury is closer in size to our Moon than to Earth.
Detailed explanation-2: -Venus: 3, 760-mile radius. Mars: 2, 106-mile radius. Mercury: 1, 516-mile radius.
Detailed explanation-3: -Planets are enormous astronomical bodies that are neither stars nor stellar remnants. The solar system is the gravitationally bound system that includes the Sun and its orbiting components. The size of mercury is the smallest among all the eight planets in the solar system. The radius of mercury is 2439.7 km. More items