JWST Development Still Faces Challenges

By Amy Svitak , Frank Morring, Jr.
Source: Aviation Week & Space Technology
December 16, 2013
Credit: NASA

Despite recent technical progress, NASA's James Webb Space Telescope (JWST) is headed into its peak year of spending with less schedule margin and fewer funding reserves than anticipated for the $8 billion flagship astronomy mission as it advances toward a planned 2018 launch.

Less than three months into the current fiscal year, NASA says the JWST program has lost one of 14 months from its development-schedule margin due to the October government shutdown, which interrupted the first of three thermal vacuum tests and bumped the spacecraft's critical design review (CDR) to January from December.

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