NASA News: James Webb Space Telescope Available for Media Viewing at NASA’s Johnson Space Center

James Webb Space Telescope Available for Media Viewing at NASA's Johnson Space Center Media are invited to NASA's Johnson Space Center in Houston to view the James Webb Space Telescope and talk to experts about upcoming cryogenic vacuum tests at 10:15 a.m. CDT Wednesday, May 31. Published May 24, 2017 Read more from NASA Manage this Applet