https://www.cbsnews.com/news/asteroid-just-misses-earth-city-killer-asteroid-2019-ok-came-closer-to-the-earth-than-moon/
"It would have hit with over 30 times the energy of the atomic blast at Hiroshima," astronomer professor Alan Duffy told the Sydney Morning Herald. Duffy called the zooming space rock a "city killer".
만약 부딪혔다면 히로시마 원폭때의 30배가 넘는 충격을 받았을거라네요
지구에 달보다 더 가깝게 왔다니...