Heaviest spacecraft ever built
The current heaviest spacecraft ever built record is 496 tons, held by International Space Station. Last checked October 14, 2026.
496
tons
International Space Station
- Holder
- International Space Station
- Record
- 496 tons
- Metric
- 450 tonnes
- Exact figure
- About 450,000 kg (109 m across)
- Location
- Low Earth orbit
- Recognized by
- NASA, Roscosmos, ESA, JAXA, CSA
- Last checked
- October 14, 2026
Sources
- Wikipedia International Space Station
- esa.int ISS International Space Station
- nasa.gov Space station facts and figures
- asi.it International space station
- livescience.com How big is the international space station
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