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Plan 5 treats the original eight worlds as historical origins, not mandatory top-level navigation.

planetary system · system

Solar System

A gravitationally organized system whose familiar diagram is almost always a scale compromise.

Scale

planetary system; boundary depends on definition

Structure

Sun, eight planets, moons and smaller bodies

Formation / process

formed about 4.6 billion years ago from a collapsing cloud of gas and dust

Observation

spacecraft, telescopes and in-situ measurements

Representation

distance diagrams usually distort size to keep objects legible

Evidence state

Verified / sourced

Core factual statements below are linked to reviewed NASA sources. Descriptive framing is ICU editorial synthesis.

Sourced facts

What this release is claiming.

  • NASA describes the solar system as the Sun plus eight planets and many smaller bodies.
  • NASA dates its formation to about 4.6 billion years ago.

Source register

Trace the claim.

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