This is the twentyfirst episode of our ongoing series about the constellations. Today we explore maybe the most famous constellation: Orion, the Hunter. Orion also marks the beginning of our foray into the winter sky. We'll be using Orion to find all of the winter constellations in time.

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Planetarium visuals were created using Digistar 6 by Evans & Sutherland.

Image Credits:
"Betelgeuse captured by ALMA" by European Southern Observatory is licensed with CC BY 2.0. To view a copy of this license, visit https://creativecommons.org/licenses/...

Betelgeuse before and after dimming, Credit: ESO/M. Montargès et al. licensed with CC BY 4.0 To view a copy of this license, visit https://creativecommons.org/licenses/...

Orion Nebula Region, photograph by Brian Kennedy, used with permission.

"Barnard's Loop" by StephenGA is marked under CC0 1.0. To view the terms, visit https://creativecommons.org/licenses/...

"Orion with 40mm pancake lens . DSLR image" by kees scherer is marked under CC0 1.0. To view the terms, visit https://creativecommons.org/licenses/...

Music Credits:
"Edge of Forever", "The Belt of Orion", and "Maia Nebula" from the album "Invent the Universe" by the artist Stellardrone. The songs have been modified in length from the originals. Music is used here under a Creative Commons 3.0 Attribution Unported License.

stellardrone.bandcamp.com/album/inventtheuniverse
creativecommons.org/licenses/by/3.0/