Hellow guys, Welcome to my website, and you are watching 8. Свет - линейка космоса. Измерение расстояний в космосе. Астрономическая единица. Световой год.. and this vIdeo is uploaded by ЭВОЛШ at 2021-11-27T14:06:52-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.