Protect your data for only $2 a month with CyberGhost VPN https://cyberghostvpn.com/WhatIf A small but incredibly fast unwanted guest is about to swing past Earth at the speed of light. Yeah, this is the tiniest black hole in the Universe. But despite its small size, could it rip our planet apart? In this video, we're sending black holes through Earth, from the tiniest black hole just 2 cm (3/4 in) in diameter... to the most massive, stupendously large black hole. For you on Earth, things are about to get bad. 00:00 What If a Black Hole Flew By Earth at the Speed of Light? 01:12 Gaia BH1 04:46 If the black hole passes through Earth 08:00 A stellar-mass black hole 12:25 Intermediate-mass black holes 15:24 Phoenix A* Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating? Email us: contact@underknown.com Our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture: https://bit.ly/aperture-show T-shirts and merch: https://bit.ly/shopwhatif Newsletter: http://bit.ly/whatif-newsletter What If elsewhere: Discord: https://discord.gg/Bj5UnspbwE Whatsapp: https://whatsapp.com/channel/0029Va8VC502ER6r1yk1yP2Y Instagram: http://bit.ly/whatif-instagram Twitter: http://bit.ly/whatif-twitter Facebook: http://bit.ly/facebook-whatif Produced by Underknown: https://underknown.com #blackhole #space #earth #whatif #nasa #astronomy #astrophysics #science