GK
THE UNIVERSE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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galaxy-solar system-universe-planet
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solar system-galaxy-planet-universe
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planet-solar system-galaxy-universe
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universe-galaxy-solar system-planet
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Detailed explanation-1: -Detailed Solution. The correct answer is Planets-Solar System-Galaxy-Universe. From largest to smallest they are Universe, galaxy, solar system, star, planet, moon, and asteroid.
Detailed explanation-2: -Solution-The order from largest to smallest is the universe, galaxy, solar system, star, planets, moons, and asteroids.
Detailed explanation-3: -The radius of the observable universe is therefore estimated to be about 46.5 billion light-years and its diameter about 28.5 gigaparsecs (93 billion light-years, or 8.8×1026 metres or 2.89×1027 feet), which equals 880 yottametres.
Detailed explanation-4: -The Universe is the biggest and contains billions of galaxies. A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems, all held together by gravity. Our galaxy is called the Milky Way galaxy.