Serving ‘COCOA’ to Webb Space Telescope
November 27, 2012
The Center of Curvature Optical Assembly, or COCOA is a piece of equipment that will measure the accuracy of NASA’s James Webb Space Telescope’s primary mirror, to ensure the mirrors are perfectly shaped and will work in the frosty environment of space. This behind-the-scenes NASA video explains the purpose of COCOA and how it is used in testing the mirrors.
Credit: NASA’s Goddard Space Flight Center
Topics:
Technology Internet, Spaceflight, European Space Agency, Telescopes, National Aeronautics and Space Administration, Space telescopes, Spacecraft, Observational astronomy, Hubble Space Telescope, Mirrors, Science, Primary mirror, Glass, Goddard Space Flight Center, James Webb Space Telescope, Optical devices
