20 Times The World Almost Ended – False Alarm Or Not?By Tammy Salt / May 8, 2019 5. Comet Hyakutake ranker.com The massive Comet Hyakutake got so close to our planet that astronomers could actually notice X-rays being emitted from the comet. Fortunately, we got lucky once again and the comet didn’t hit our planet. Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20