The solar systems solar system has many similarities to other planetary systems.
Like other planetary structures, the solar system is comprised of many small bodies (such as moons, asteroids, comets and asteroids) that are not part of the Solar Nebula.
In addition, like the planets, they orbit around a central star.
The stars are usually red and are thought to be mostly composed of hydrogen, helium, nitrogen and oxygen.
However, there are some stars of unknown composition, and the Sun is thought to have been born from a star that was redder than our Sun.