Hellow guys, Welcome to my website, and you are watching 지구 재료 '우주 먼지' 초신성 폭발이 기원 / YTN. and this vIdeo is uploaded by YTN at 2015-03-28T15:07:10-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
