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00:00 - The immensity of the Universe
00:12 - Thank you, Opera
01:36 - The Earth-Moon distance
03:34 - The Earth-Sun distance
04:12 - The size of stars
05:31 - The Voyager probe
07:12 - The size of the solar system
10:14 - The dilution of light
11:44 - The immensity of our galaxy
18:32 - A gigantic system reduced
14:59 - The immensity of the deep sky to the limits of The Observable Universe
19:44 - Galaxies as Pancakes of Light
21:33 - The Observable Universe in a Book

The distances and sizes that separate us from the universe as a whole
a breathtaking plunge into the infinitely large, from our planet, through distant galaxies, to the observable universe.

THE BOOK 34 Little and Big Secrets of the Universe: https://amzn.to/3xy7a2i

Image credits: NASA / ESA / Tom Buckley-Houston Andromeda Moon

Where do the springs flow from?

Scale of the Large, a video from Khan Academy:

Scale of the large | Scale of the universe...
https://fr.wikipedia.org/wiki/Ordres_...

A great app for comparing sizes:
http://htwins.net/scale2/

Calculating distances:
http://www.astrosurf.com/toussaint/do...
https://astronomia.fr/1ere_partie/dis...

For the most dedicated among you, a superb and in-depth series on the subject:
How Far Away Is It -  Chapter 1 - Preface

https://fr.wikipedia.org/wiki/Champ_u...

How far does the Universe extend? A Step-by-Step Journey to Infinity
A Step-by-Step Journey to Infinity
To the Final Horizon of the Cosmos
The Final Horizon
From the Solar System to the Edge of the Universe
Where does the Universe end?

A Step-by-Step Journey to Infinity
The Size of the Universe Will Blow Your Mind
Journey to the Edge of the Universe

#MindWalk #universe