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Solar System

3:09

Planet Song for Song/Solar System Song

Exploring Planets Outside the Solar System - The Quest for Alien Planets Documentary

3:41

Planets of the Solar System | #aumsum

The Discovery of the Universe Documentary - Planet Formation and the Evolution of the Solar System

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The Life and Death of a Planetary System

The Solar System is the gravitationally bound system of the Sun and the objects that orbit it, either directly or indirectly. Of the objects that orbit the Sun directly, the largest are the eight planets, with the remainder being smaller objects, such as the five dwarf planets and small Solar System bodies. Of the objects that orbit the Sun indirectly—the moons—two are larger than the smallest planet, Mercury.
  • Discovery and exploration 

  • Structure and composition 

  • Formation and evolution 

  • Sun 

  • Interplanetary medium 

  • Inner Solar System 

  • Outer Solar System 

  • Comets 

  • Trans-Neptunian region 

  • Farthest regions 

  • Galactic context 

  • Visual summary