How Airglow Can Help Us Understand the Sun’s Influence on Earth

In this view, our home planet glows in red, green, purple and yellow swaths of light known as airglow. Learn how our ICON mission will watch and image airglow, helping scientists better understand the dynamic region where Earth meets space: https://t.co/eLOfPUpvlA pic.twitter.com/d9wzMC4Dhi

— NASA (@NASA) October 25, 2018