It’s a Cold Day for a Telescope Mirror - Discovery News
 al.com (blog) | It's a Cold Day for a Telescope Mirror Discovery News NASA is gearing up to launch a pretty big telescope that will search for the universe's furthest galaxies, study the formation of stars, and look for the ... New Space Telescope Mirrors Get Frosty Treatment How do you super-cool a mirror? Call Marshall Space Flight Center Six New JWST Mirrors Pass Cryogenic Testing |