#837 : Nouvelle valeur pour la masse de la Galaxie

from Ça Se Passe Là-Haut · host eric simon

La masse totale de notre galaxie vient d'être mesurée avec une bonne précision grâce aux télescopes spatiaux Gaia et Hubble : 1540 milliards de masses solaires, pour une quantité de 200 milliards d'étoiles.

Episode metadata supplied by the publisher feed · Published Mar 9, 2019

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#837 : Nouvelle valeur pour la masse de la Galaxie

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