Bok
09-02-2017, 09:09 AM
NASA’s James Webb Space Telescope sits in front of the door to Chamber A, a giant thermal vacuum chamber located at NASA’s Johnson Space Center. The telescope will soon be moved into the chamber, where it will spend a hot Houston summer undergoing tests at sub-freezing cryogenic temperatures.
More... (http://www.nasa.gov/image-feature/webb-telescope-set-for-testing-in-space-simulation-chamber)
More... (http://www.nasa.gov/image-feature/webb-telescope-set-for-testing-in-space-simulation-chamber)