The Orionids: When and How to Watch

Twice a year, Earth crosses paths with the same trail of debris, left behind by the same comet, and gets two different meteor showers out of the deal. In October, that crossing happens near the raised club of Orion, and the result is a shower fast enough to leave glowing trails behind it and steady enough to be worth several nights of your attention, not just one.

When the Orionids run and peak

Our sky map lists the Orionids active October 2 through November 7, peaking the night of October 21 into the 22nd. That matches the International Meteor Organization's 2026 calendar, which puts the peak at October 21. The rates agree closely too: our page lists a ZHR of 20, and IMO's current calendar describes it as "20 or more," noting that average peak rates measured between 2012 and 2020 generally fell in the 20 to 30 range, with a handful of years between 2006 and 2009 spiking as high as 40 to 70. Twenty is a reasonable baseline number to plan around, but the Orionids have shown they can run hotter than that in an unpredictable year.

The comet behind two different showers

The Orionids come from 1P Halley, the most famous comet in the sky and parent to more than just this one shower. Halley's orbit is retrograde, meaning it travels the opposite direction around the sun from the planets, so Earth actually crosses its debris stream twice each year: once in early May, producing the Eta Aquariids, and again in late October, producing the Orionids. These are the comet's ascending and descending node crossings of the same orbital path. The Eta Aquariids are consistently the stronger of the two, usually cited as two to three times more active than their October counterpart, which makes the Orionids something like Halley's quieter, more reliable sibling shower.

Why the peak feels broad instead of sharp

Unlike a shower with a narrow few-hour maximum, the Orionids sit on a wide plateau, with good rates across several nights centered on the 21st rather than a single dramatic peak. That is useful if weather ruins one night, since you genuinely have a second and third chance nearby. The radiant sits near the Orion-Gemini border, close to the club Orion raises overhead in classical depictions, and climbs highest in the hours before dawn.

What makes an Orionid meteor look different from most

These meteors are fast, moving at roughly 66 kilometers a second, among the quicker showers on the calendar, and a good number of them leave persistent trains, glowing ionized streaks that linger for a second or more after the meteor itself has already burned out. Combined with the speed, that gives Orionid meteors a distinctive quality even to someone who has never watched a meteor shower before.

What ZHR means, and where this shower sits on the moonlight forecast

Zenithal hourly rate is the count an ideal observer would see with the radiant straight overhead and skies dark enough to reach magnitude 6.5, the top edge of a rural to suburban transition sky. Almost nobody gets both conditions at once, so the practical count runs lower than the headline number, especially anywhere with real light pollution. The one piece of good news for 2026: IMO's own forecast lists the Orionids among the showers with no moonlight disturbance at their maximum this year, alongside the Lyrids, the Draconids, and the Leonids. A dark sky and no interference from the Moon is as good a setup as this shower gets.

What this means for you tonight

Pick any night within a few days of October 21 rather than fixating on the exact peak, since the plateau means you are not giving up much. Go out after midnight, when Orion has climbed well up into the eastern sky, and look roughly forty degrees away from Orion itself rather than straight at it, since meteors near the radiant appear short and meteors farther out appear long and dramatic. If a streak leaves a faint glowing trail hanging in the air after it passes, that is a real Orionid signature, not your eyes playing tricks.

Orion, the constellation this radiant sits near, has its own story worth reading at the Orion constellation post. Before you head out, check how light pollution changes what you'll actually see, and use the sky map to find exactly when Orion clears your horizon.