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🌍Terrestrial planet vs Gas giant🪐

The planets of our solar system fall into two broad families, shaped by where they formed relative to the Sun.

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🌍Terrestrial planet
  • Small, dense and made mostly of rock and metal
  • Has a solid surface you could stand on
  • Includes Mercury, Venus, Earth and Mars
  • Orbits closer to the Sun in the inner solar system
  • Has few or no moons
🪐Gas giant
  • Huge and made mostly of hydrogen and helium
  • Has no solid surface, only deep gaseous layers
  • Includes Jupiter and Saturn
  • Orbits far from the Sun in the outer solar system
  • Has many moons and often a ring system

Verdict

Terrestrial planets are small rocky worlds with solid ground; gas giants are vast balls of gas with no surface. The two types reflect the cold or warm conditions where each formed.

Frequently asked

Could you stand on a gas giant?+

No. Gas giants have no solid surface — just increasingly dense layers of gas and liquid.

Why do gas giants have so many moons?+

Their immense mass and gravity captured and held more orbiting bodies during formation.

What are Uranus and Neptune classified as?+

They are often called ice giants, a distinct subgroup rich in icy compounds.

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