Solar System - Wikipedia
WebThe Solar System is the gravitationally bound system of the Sun and the objects that orbit it. It was formed 4.6 billion years ago when a dense region of a molecular cloud collapsed, forming the Sun and a protoplanetary disc.
Solar System - Simple English Wikipedia, the free encyclopedia
WebThe Solar System is the Sun and all the objects that travel around it. The Sun is orbited by planets, asteroids, comets and other things. Planets and dwarf planets of the Solar System. Compared with each other, the sizes are correct, but the distances are not. The Solar System is about 4.568 billion years old. [1]
Formation and evolution of the Solar System - Wikipedia
WebThe Solar System travels alone through the Milky Way in a circular orbit approximately 30,000 light years from the Galactic Center. Its speed is about 220 km/s. The period required for the Solar System to complete one revolution around the Galactic Center, the galactic year, is in the range of 220–250 million years. Since its formation, the ...
Solar system | Definition, Planets, Diagram, Videos, & Facts
WebMay 9, 2024 · Solar system, assemblage consisting of the Sun and those bodies orbiting it: 8 planets with about 210 known planetary satellites; many asteroids, some with their own satellites; comets and other icy bodies; and vast reaches of highly tenuous gas and dust known as the interplanetary medium.
Outline of the Solar System - Wikipedia
WebThe following outline is provided as an overview of and topical guide to the Solar System: Solar System – gravitationally bound system comprising the Sun and the objects that orbit it, either directly or indirectly. Of those objects that orbit the Sun directly, the largest eight are the planets (including Earth), with the remainder being ...
List of Solar System objects - Wikipedia
WebThe following is a list of Solar System objects by orbit, ordered by increasing distance from the Sun. Most named objects in this list have a diameter of 500 km or more. The Sun, a spectral class G2V main-sequence star. The inner Solar System and the terrestrial planets.
Portal:Solar System - Wikipedia
WebThe Solar System Portal. The Sun and planets of the Solar System (distances not to scale) The Solar System is the gravitationally bound system of the Sun and the objects that orbit it. It was formed 4.6 billion years ago when a dense region of a molecular cloud collapsed, forming the Sun and a protoplanetary disc.
The solar system—facts and information - National Geographic
WebMar 27, 2019 · The solar system, explained. Our solar system is made up of the sun and all the amazing objects that travel around it. The universe is filled with billions of star systems. Located inside...
In Depth | Our Solar System – NASA Solar System Exploration
WebOur 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.
Formation and evolution of the Solar System - Simple English Wikipedia …
WebThe formation and evolution of the Solar System describes how the Solar System began, and how it changed. About 4.6 billion years ago, there was a large cloud of gas nearby our area of space. All things with mass come together, or gravitate towards one another.
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