Tonton video Webb Space Telescope gratis

(43.2 MB) Ditambahkan pada 19 May 2016 138 kali dimainkan Luar Angkasa Sains
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Webb Space Telescope

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Engineers place the heart of the James Webb Space Telescope into the Space Environment Simulator, a giant thermal vacuum and cryogenic testing chamber, at NASA's Goddard Space Flight Center in Greenbelt, Maryland.

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