How much does Neptune weigh?
1.02 × 10²⁶ kg
Neptune has a mass of about 1.02 × 10²⁶ kg.
Planets, moons and spacecraft, from NASA and other space agencies.
About the same weight
- Titanic 53,200 tonnes
- Eiffel Tower 10,100 tonnes
- Saturn V rocket 2,800 tonnes
- International Space Station 420 tonnes
More space
- Venus 4.87 × 10²⁴ kg
- Earth 5.97 × 10²⁴ kg
- Uranus 8.68 × 10²⁵ kg
- Saturn 5.68 × 10²⁶ kg
- Jupiter 1.90 × 10²⁷ kg
- Proxima Centauri 2.43 × 10²⁹ kg
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