CINDI studied the ionosphere for over 7 years! Some highlights from the 5-year mark: https://t.co/GGt6DJ6hDw #MotW http://pic.twitter.com/BNt104qaF7
— NASASunEarth (@NASASunEarth) December 16, 2015
via Twitter https://twitter.com/NASASunEarth
December 16, 2015 at 08:13PM
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