UNIVERSE
SPACE EXPLORATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Earth is at the center of the solar system.
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There are eight planets in the solar system.
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The Sun is at the center of the solar system.
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Moons have circular orbits in the solar system.
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Detailed explanation-1: -In the 1500s, Nicolaus Copernicus proposed a new theory on the heliocentric structure of the solar system. Which of these statements best describes this new theory? The Sun is at the center of the solar system.
Detailed explanation-2: -Nicolaus Copernicus was an astronomer who proposed a heliocentric system, that the planets orbit around the Sun; that Earth is a planet which, besides orbiting the Sun annually, also turns once daily on its own axis; and that very slow changes in the direction of this axis account for the precession of the equinoxes.
Detailed explanation-3: -Nicolaus Copernicus proposed his theory that the planets revolved around the sun in the 1500s, when most people believed that Earth was the center of the universe.