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The Solar System is the gravitationally bound system of the Sun and the objects that orbit it. It was formed about 4.6 billion years ago when a dense region of a molecular cloud collapsed, forming the Sun and a protoplanetary disc.
The solar system has one star, eight planets, five dwarf planets, at least 290 moons, more than 1.3 million asteroids, and about 3,900 comets.
2 days ago · solar system, assemblage consisting of the Sun —an average star in the Milky Way Galaxy —and those bodies orbiting around it: 8 (formerly 9) planets with more than 210 known planetary satellites (moons); many asteroids, some with their own satellites; comets and other icy bodies; and vast reaches of highly tenuous gas and dust known as the inter...
How many planets are in the solar system? How did it form in the Milky Way galaxy? Learn facts about the solar system’s genesis, plus its planets, moons, and...
An overview of the history, mythology and current scientific knowledge of the planets, moons and other objects in our solar system.
The solar system includes the Sun, eight planets, five named dwarf planets, and hundreds of moons, asteroids, and comets. Our solar system is located in the Orion Spur of the Milky Way, a barred spiral galaxy that's about 100,000 light years across.
Explore the 3D world of the Solar System. Learn about past and future missions.
Our solar system consists of our star, the Sun, and everything bound to it by gravity – the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune; dwarf planets such as Pluto; dozens of moons; and millions of asteroids, comets, and meteoroids.
Mar 27, 2019 · Our solar system is made up of the sun and all the amazing objects that travel around it. Learn more about the planets, asteroids, and comets in our solar system. Skip to content
solar system, The Sun, its eight major planets, the dwarf planets and small bodies, and interplanetary dust and gas under the Sun’s gravitational control. Another component of the solar system is the solar wind.
