How much does Proxima Centauri weigh?
2.43 × 10²⁹ kgWhich one: 0.122 Suns, nearest star to us
Proxima Centauri has a mass of about 2.43 × 10²⁹ kg.
Planets, moons and spacecraft, from NASA and other space agencies.
How heavy is that?
- It takes about 8.2 Proxima Centauris to balance the Sun.
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
- Neptune 1.02 × 10²⁶ kg
- Saturn 5.68 × 10²⁶ kg
- Jupiter 1.90 × 10²⁷ kg
- Sun 1.99 × 10³⁰ kg
- Sirius 4.10 × 10³⁰ kg
- Vega 4.28 × 10³⁰ kg
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