La taille démentielle de l’Univers va vous retourner le cerveau

To try Opera for free ► https://opr.as/03-Opera-browser-balad... ►  / baladementale   ►Tipeee: https://www.tipeee.com/baladementale ►Facebook:   / baladementale   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