Hellow guys, Welcome to my website, and you are watching 인공위성이 떨어지지 않고 지구를 계속 돌 수 있는 이유 #shorts. and this vIdeo is uploaded by YTN 사이언스 at 2022-04-13T02:00:05-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
