Uploaded March 2016 | Updated September 2026, 2 weeks ago

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Messier 51, The Whirlpool Galaxy, and how its spiral arms were formed. Featuring Professor Mike Merrifield.
EXTRA FOOTAGE: youtu.be/dHLpUOXU2S4
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Made possible by:
The University of Nottingham
and The University of Sheffield.

Video by Brady Haran
Animation by Pete McPartlan