The James Webb Space Telescope hides behind a sunshield the size of a tennis court: five sheets thinner than a hair, 85 °C on the Sun side, −233 °C on the other. Its own warmth would otherwise blind it. Here's how it works. Which machine should we open up next?
The James Webb Space Telescope hides behind a sunshield the size of a tennis court: five sheets thinner than a hair, 85 °C on the Sun side, −233 °C on the other. Its own warmth would otherwise blind it. Here's how it works. Which machine should we open up next?
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Publié le 21/10/2026 17:01
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The James Webb Space Telescope hides behind a sunshield the size of a tennis court: five sheets thinner than a hair, 85 °C on the Sun side, −233 °C on the other. Its own warmth would otherwise blind it. Here's how it works. Which machine should we open up next?
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