The Universe Size Comparison 2024/2025—Part 12 (2.47e17—1e25 km; Galaxies to ???) (FINALE)

Описание: The final part of the Universe Size Comparison covers everything from small galaxies all the way to...
Includes one of the first light images from the Vera C. Rubin Observatory for the Virgo Cluster.

Oh boy. This was a journey. But yes, this likely will be the last universe size comparison I might ever make. Size comparisons are a dying genre, and I'm at an important stage of life right now. I want to especially thank ‪@paideguinha‬ for inspiring me with their size comparisons for over a decade now. So yeah, I'll definitely have a break. Nice to meet you.

Be sure to watch the other parts if you haven't already:
Part 1:    • The Universe Size Comparison 2024—Part 1  
Part 2:    • The Universe Size Comparison 2024—Part 2 (...  
Part 3:    • The Universe Size Comparison 2024—Part 3 (...  
Part 4:    • The Universe Size Comparison 2024—Part 4 (...  
Part 5:    • The Universe Size Comparison 2024—Part 5 (...  
Part 6:    • The Universe Size Comparison 2024—Part 6 (...  
Part 7:    • The Universe Size Comparison 2024—Part 7 (...  
Part 8:    • The Universe Size Comparison 2024—Part 8 (...  
Part 9:    • The Universe Size Comparison 2024—Part 9 (...  
Part 10:    • The Universe Size Comparison 2024—Part 10 ...  
Part 11:    • The Universe Size Comparison 2024/2025—Par...  

Sources:
Messier 86: https://ui.adsabs.harvard.edu/abs/200...
Milky Way and Andromeda: https://arxiv.org/abs/1105.2564
Largest galaxy: https://iopscience.iop.org/article/10...
PLCK G287.0+32.9: https://arxiv.org/pdf/2505.05415
Cosmological principle and possible refutation: https://doi.org/10.1093%2Fmnras%2Fstt...
Eridanus supervoid: https://doi.org/10.1093%2Fmnras%2Fstv488
KBC Void: https://arxiv.org/abs/1901.08681, https://doi.org/10.1093%2Fmnrasl%2Fsl...

== Credits ==
All image credits for Parts 11 and 12 are here: https://docs.google.com/document/d/1K...

Copyright Disclaimer: under section 107 of the Copyright Act 1976, allowance is made for “fair use” for purposes such as criticism, comment, news reporting, teaching, scholarship, education and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favor of fair use. (Definition: http://en.wikipedia.org/wiki/Fair_use)

Soundtrack used:
"Black Vortex" by Kevin MacLeod (incompetech.com) - http://creativecommons.org/licenses/b...
   • Butters Stotch What What (In the Butt) FUL...  
   • Eyes of a Child - Michael McDonalds