Weigh It Up · Space
How heavy is James Webb Telescope?
6.2 tweight
ESA's Webb factsheet gives the telescope a launch mass of 6,200 kg.
Enter your height to compare yourself with James Webb Telescope.
- 1.03× the african elephant (6 t)
- 0.52× a city bus (12 t)
- 4.77× the family car (1.3 t)
- 88.6× the adult human (70 kg)
How to picture 6.2 t
Start from something you can see right now. James Webb Telescope is about 1.03× african elephant. That is exactly the estimate the board asks you to draw: pick a reference, decide the ratio, resize the silhouette.
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