You might catch a glimpse of fireballs in the sky this week. The“meteors of Halloween” are back for the first time since 2015, according to NASA astronomers. Tens of thousands of years ago, a large comet broke up, creating a stream of cometary debris, a Facebook post from NASA Meteor Watch said. Every year, around this time, Earth spends a couple months passing through this wide stream. During this time, astronomers and skywatchers typically enjoy watching Taurid meteor showers, which are “low activity” showers, so only a few meteors cross the sky per hour. Usually, only a few Taurids are visi…