In the early hours of Wednesday, October 21, 2020, planet Earth will plunge through a trail of dust and debris left in the in the inner Solar System by the most famous comet of them all.
Did you see Halley’s Comet when it was last in the Solar System in 1986? Also known as 1P/Halley, it’s next due back in our neighborhood in 40 years.
It’s reckoned to be the only naked-eye comet that can appear twice in a human lifetime. Unlike Comet NEOWISE, which isn’t coming back for 7,000 years.
It’s also responsible for two annual meteor showers, one of which peaks this coming week—the Orionid meteor shower.
Here’s everything you need to know about when to look, where to look and what you’ll