Spitzer Published February 9, 2017 at 1200 × 675 in Sharing the NASA Frontier Fields Story ← Previous Shown here is NASA’s Spitzer Space Telescope, which can observe infrared light. Credit: NASA Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook More Click to email a link to a friend (Opens in new window) Email Click to share on Reddit (Opens in new window) Reddit Click to share on Tumblr (Opens in new window) Tumblr Click to print (Opens in new window) Print Like Loading...
Frontier Fields 
