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Tour the Solar SystemModule 8Dwarf Planets and Outer Reservoirs
Module 8 / Lesson 24 of 3031 min
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Where does the solar system end?

Why do planets, solar wind, the Sun's gravity, and the inferred Oort Cloud produce several valid boundaries instead of one edge?

Cross a compressed distance ladder from planets to heliopause, distant comet reservoir, and the weakening gravitational domain of the Sun.

Nested artistic view of the inner solar system, blue heliosphere, and distant spherical Oort Cloud.
Vastward artistic scale reconstruction. Distances, shell thickness, object density, and colors are compressed and enhanced for comprehension.

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  • Interactive model or evidence lab
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