The smallest planet in our solar system and the one closest to the Sun.
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Venus, which has no moons, is the brightest planet as seen from Earth.
Viewed from space, Earth appears as a bright blue planet because the world's oceans cover more than two-thirds of its surface.
Mars is the planet in the solar system that most closely resembles Earth.
is, after the Sun, by far the largest and heaviest object in the entire solar system.
With a diameter of 120,000 kilometers and a mass 95 times that of Earth, it is the second-largest planet in the solar system.
Under favorable viewing conditions, Uranus can be seen even with a small telescope as a blue-green disk with no discernible structure.
The fourth-largest planet, and the one farthest from the Sun, takes nearly 165 years to complete one full orbit around the Sun.
The center of the solar system
