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Spiral Galaxies - Sixty Symbols

submitted by RFlagg

1 decade 3 years 4 months 2 weeks ago

Professor Mike Merrifield talks about how all the stars of a galaxy move around at the same speed, which would make the the pretty spiral pattern impossible. He explains the "winding paradox" and how then can we have the spiral pattern.

8 Comments

*promote

Promoting this video and sending it back into the queue for one more try; last queued Friday, July 15th, 2011 2:23am PDT - promote requested by Hybrid.

god damn. these sixty symbols clips are so fucking good.

I don't think I even considered that a spiral shape shouldn't exist until this video... after they pointed it out it made sense and was a "why didn't I ever wonder about that before?" moments.

Here is a nice simulation of a spiral galaxy with the stars going through the spiral density wave..

Spiral galaxy simulation
http://www.youtube.com/watch?v=AD9OV1Zrs4I

dag

Comment hidden because you are ignoring dag.(show it anyway)

Absolutely fascinating video.

*learn

Adding video to channels (Learn) - requested by messenger.

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