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The Sky at Night•Season 26•Episode 10

The Mystery of the Spiral Arm

Sep 26, 1982

Why are some galaxies, such as ours, spiral in form like huge Catherine wheels, and why are stars born inside these arms? Patrick Moore and Dr John Beck -man of Queen Mary College talk about the mysteries of spiral galaxies, and how the massive, powerful

Previous episodeE9 · Siding Spring Next episodeE11 · The Cosmic Serpent

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Season 26 Episodes12

The Winter Sky

The Changing Face of Venus

The Largest Star?

When Planets Loop the Loop

The Unfolding Universe

The Depths of Space

La Palma: a New Observatory

The Hunt for the Tenth Planet

Siding Spring

The Mystery of the Spiral Arm

The Cosmic Serpent

The Last Man on the Moon

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Episode Summary

"The Mystery of the Spiral Arm" is episode 10 of The Sky at Night season 26. It aired on September 26, 1982.

Next: E11 · The Cosmic Serpent Best of Season 26