" " The Orionid meteors appear to originate in the night sky near the constellation Orion. The first Halley-related event, the Eta Aquariid meteor shower, happens in May. Now, in the fall, it's time for the second — the Orionid meteor shower. Orionid meteors appear between October 2 and November 7. If it's hard wrapping your head around the speed of an Orionid meteor think of it this way: They travel 41 miles (66 kilometers) in a single second.