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NASA's Webb Telescope completes Goddard testing, heading to Texas for more

Phys.org, May 2, 2017: NASA's James Webb Space Telescope has successfully passed the center of curvature test, an important optical measurement of Webb's fully assembled primary mirror prior to cryogenic testing, and the last test held at NASA's Goddard Space Flight Center in Greenbelt, Maryland, before the spacecraft is shipped to NASA's Johnson Space Center in Houston for more testing. Read Full Story.