James Webb Space Telescope

James Webb Telescope launch countdown: 12 images from its last month on Earth

With Webb now attached to the Ariane 5 rocket, it seems it’s finally ready for launch.

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NASA Goddard
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NASA says the James Webb Space Telescope is finally ready for launch.

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JEAN-RENE DAGOIS/AFP/Getty Images

After half a dozen delays and more than 20 years in development, the telescope is set to launch on December 24, pending a final review on December 21.

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