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James Webb Space Telescope Team Moves Forward With Sunshield Tensioning

First Layer of Webb’s Sunshield TightenedJan. 3, 2022 Today, at 3:48 pm EST, the Webb team finished tensioning the first layer of the observatory’s sunshield– that is, tightening it into its final, completely taut position. This is the first of five layers that will each be tightened in turn over the next two to three days, until the observatory’s sunshield is fully deployed. The process began around 10 am EST. This layer […]

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  • January 3, 2022
NASA Sets Coverage, Invites Public to View Webb Telescope Launch
With integration and testing formally concluded for the James Webb Space Telescope, NASA’s next giant leap into the cosmic unknown will soon be underway. (Credits: NASA/Chris Gunn)

KOUROU, French Guiana (NASA PR) — NASA will provide coverage of prelaunch, launch, and postlaunch activities for the James Webb Space Telescope, the world’s largest and most powerful space science telescope.

Webb is targeted to launch at 7:20 a.m. EST Friday, Dec. 24, on an Arianespace Ariane 5 rocket from Europe’s Spaceport in Kourou, French Guiana, on the northeastern coast of South America.

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  • December 18, 2021