Webb sunshield like an umbrella on the shores of the Universe (w/ video)
Monday, March 21, 2011 - 16:03
in Astronomy & Space
(PhysOrg.com) -- The James Webb Space Telescope has a unique shield to protect its sensitive instruments from the heat and light of the sun. The sunshield is like an umbrella popping open on the shores of the cosmos that allows the instruments beneath it to see far into the universe.