40 Mind-Blowing Coincidences Throughout History You Probably Didn’t Know About

For those who don’t know, Halley’s Comet is a big ol’ ball of ice and dust that zooms past Earth every 76 years. And guess what? Mark Twain was right about the whole dying thing! He died of a heart attack on April 21, 1910, just one day after the comet made its closest approach to Earth.

I mean, talk about going out in style. He knew the universe was giving him a cosmic high-five on his way out. So if you ever want to impress your friends with some cool trivia, remember – Mark Twain and Halley’s Comet were like two peas in a weirdly cosmic pod.