In the right light, asteroid 2015 TB145 looks awfully creepy. What's more, astronomers discovered this space rock in October 2015 — and then it made its closest pass to Earth that Halloween.

Halloween fireball sightings are fairly common ... separate streams — the first created by dust grains left behind by Asteroid 2004/TG10, and the second by debris left behind by Comet 2P/Encke.