Darrin Blankenship

[SpaceX launch last year punched huge, temporary hole in the ionosphere Ars Technica](https://arstechnica.com/science/2018/03/spacex-launch-last-year-punched-huge-temporary-hole-in-the-ionosphere/#p3)

Punched a hole in the sky. Insanely cool and just a wee bit alarming.