Please Enjoy This Total Eclipse 'Megamovie'

https://www.youtube.com/watch?v=f7BCzm4IGpY As the eclipse laid a swath of darkness across the heart of the United States, thousands of amateur photographers pointed phones and cameras skyward to memorialize the occasion. The images together comprise a mosaic of stellar imagery spanning more than an hour and a half, and give scientists a chance to study a feature of the sun still shrouded in mystery: the corona. The delicate atmosphere of our home star, the corona is a wispy collection of charged particles that extends millions of miles above the sun's surface. It's also much hotter than the surface itself, a phenomenon that scientists still don't completely understand. The Eclipse Megamovie, a collaboration between the University of California, Berkeley and Google, is giving astronomers a trove of data to analyze the corona by assembling images from photographers along the path of totality. They've just released the first, preliminary glimpse of the movie as ...