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The Nine Planets is an encyclopedic overview with facts and information about mythology and current scientific knowledge of the planets, moons, and other objects in our solar system and beyond.
Dec 6, 2019 · Learn about the eight planets and five dwarf planets of the solar system, their features, history, and exploration, with facts and images.
Mar 17, 2020 · March 17, 2020. In our Solar System, there are eight planets. The planets in order from the Sun based on their distance are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. The planets of our Solar System are listed based on their distance from the Sun.
The gas planets are composed primarily of hydrogen and helium and generally have low densities, rapid rotation, deep atmospheres, rings and lots of satellites. by size: small planets: Mercury, Venus, Earth, Mars. The small planets have diameters less than 13000 km. giant planets: Jupiter, Saturn, Uranus and Neptune.
Venus is the second-biggest terrestrial planet, having a radius of 6.051 kilometers / 3.760 miles and a diameter of 12.104 km / 7.521 mi. It is only slightly smaller than Earth. Our Earth is the fifth largest planet in the Solar System. It has a diameter of 6.371 km / 3.958 mi. It is the largest terrestrial planet.
Sep 25, 2019 · Mercury's axis has the smallest tilt of any of the Solar System's planets at about 1 ⁄ 30 degrees, while its orbital eccentricity is the largest of all known planets in the Solar System. Mercury's distance from the Sun is only about two-thirds or 66%, of its distance at aphelion, at its aphelion it is 0.44 AU away from the Sun.
Sep 29, 2020 · The eight planets in our Solar System, in order from the Sun, are the four terrestrial planets Mercury, Venus, Earth, and Mars, followed by the two gas giants Jupiter and Saturn, and the ice giants Uranus and Neptune. These are the eight planets of our Solar System; however, there is a ninth, or at least, there used to be a ninth planet, namely ...
Dec 6, 2019 · It is the largest moon of Saturn and the second-biggest moon in the Solar System. It has a radius of about 1.600 mi / 2.575 km and a diameter of 3.199 mi / 5.149 km. It is bigger in size than the planet Mercury but only 40% as massive. Titan is 50% larger than Earth’s moon and 80% more massive.
The Planets Facts for Kids Explore the nine eight planets of our solar system with easy-to-understand information for kids.
Sep 25, 2019 · It is a terrestrial planet with a thin atmosphere, having surface features reminiscent of both the impact craters of Earth’s Moon, and the valleys, deserts and polar ice caps of Earth. Mars is 227.9 million km / 141.6 million mi or 1.5 AU away from the Sun. It takes sunlight about 13 minutes to reach Mars.
