The Solar System

This lesson covers the structure of our solar system — the Sun, planets, dwarf planets, moons, comets and asteroids — as well as the role of gravity in maintaining orbits, as required by the Edexcel GCSE Combined Science specification (1SC0).

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Structure of the Solar System

Our solar system consists of a star (the Sun) and everything that orbits it, held together by gravity.

The Planets (in Order from the Sun)

graph LR
    Sun["☀ Sun"] --> Mercury
    Mercury --> Venus
    Venus --> Earth
    Earth --> Mars
    Mars --> Jupiter
    Jupiter --> Saturn
    Saturn --> Uranus
    Uranus --> Neptune