#Eclipse2017 happens Monday -- Aug. 21, 2017! Learn how to safely view, plus where and when to look at https://t.co/K29zBFAvh4 pic.twitter.com/RB4JK6NxWc— NASA (@NASA) August 19, 2017
#Eclipse2017 happens Monday -- Aug. 21, 2017! Learn how to safely view, plus where and when to look at https://t.co/K29zBFAvh4 pic.twitter.com/RB4JK6NxWc