The Spirograph Nebula | Space is Weird

Описание: It doesn't get much better than the Spirograph Nebula. Everyone remember playing with spirograph as a kid making those amazing shapes? They're called hypotrochoids and epitrochoids and you even seem to find them in space... #spaceisweird #weirdisagoodthing

Willson & Aller (1951) - http://articles.adsabs.harvard.edu/pd...
Ramos-Larios et al. (2012) - https://arxiv.org/pdf/1204.5816.pdf
Dopita et al. (2017) - https://arxiv.org/pdf/1705.03974.pdf

Hubble Space Telescope image: https://www.spacetelescope.org/images...


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The artwork in the background is a scientifically accurate map showing the orbits of more than 18000 asteroids in the Solar System, created by Eleanor Lutz. Find out more and buy one here: https://eleanorlutz.com/mapping-18000...

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Pre-order the illustrated version of my book in the USA & Canada - out June 2nd 2020! https://www.penguinrandomhouse.com/bo...

For anywhere else in the world you can buy it now on amazon here: http://bit.ly/SpaceDrBecky

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RAS podcast that I’m co-hosting 😱 🥳- podfollow.com/supermassive
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Dr. Becky also presents videos on Sixty Symbols:    / sixtysymbols  
and Deep Sky Videos:    / deepskyvideos  

Dr Becky Smethurst is an astrophysicist researching galaxies and supermassive black holes at Christ Church at the University of Oxford.

http://drbecky.uk.com
https://rebeccasmethurst.co.uk