Sirius is the brightest star in the sky and visible from most of the planet. We've been staring at it for 1000s of years, but the more we learn about it, the weirder it gets.
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Nick Lucid Host, Writer, Editor, Animator
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VIDEO ANNOTATIONS/CARDS
Friedmann Equations:
• Physics predicts all of Cosmic Time. ...
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SOURCES
Generic History:
https://www.amnh.org/learnteach/curr...
http://vega.lpl.arizona.edu/sirius/A5...
https://adsabs.harvard.edu/full/2007J...
Bessel's Original Publication:
https://adsabs.harvard.edu/pdf/1844MN...
Lewis Boss Data:
https://lccn.loc.gov/10009645
Walter Adams Publications:
https://adsabs.harvard.edu/full/1911A...
https://iopscience.iop.org/article/10...
https://iopscience.iop.org/article/10...
https://iopscience.iop.org/article/10...
Eddington Quote:
https://archive.org/details/in.ernet....
Naming Conventions:
https://www.iau.org/public/themes/nam...
Planetary Nebula Info:
https://www.astronomy.com/science/sir...
Modern Sirius Specs:
https://arxiv.org/abs/1703.10625
Current Mystery:
https://www.syfy.com/syfywire/whyso...
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LINKS TO COMMENTS
• Physics predicts all of Cosmic Time. ...
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IMAGE/VIDEO CREDITS
Hubble Image of Sirius:
https://esahubble.org/images/heic0516a/
Sirius Dog Art:
https://commons.wikimedia.org/wiki/Fi...
Contact Binary:
https://www.eso.org/public/videos/eso...
Ring Nebula:
https://www.nasa.gov/feature/goddard/...
Koenigsberg Observatory:
https://commons.wikimedia.org/wiki/Fi...
Portraits:
https://commons.wikimedia.org/wiki/Fi...
https://commons.wikimedia.org/wiki/Fi...
https://commons.wikimedia.org/wiki/Fi...
https://repository.aip.org/islandora/...
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TIME CODES
00:00 Intro
00:41 Friedrich Bessel postulates Sirius B
02:41 Declination and Right Ascension
03:11 Alvan Clark discovers Sirius B
04:15 The Hunt for More Data
04:57 HR Diagrams
07:07 StefanBoltzmann Law
07:33 Insane Density of White Dwarfs
08:37 White Dwarfs and Planetary Nebulas
10:08 Sirius in the Distant Past
10:49 Closing Thoughts
11:11 Featured Comment
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Corrections:
07:14 While what I'm saying here is correct, the equation isn't using traditional symbols. It would have been better to have written the equation as L ∝ A T⁴, but oh well.