BBC地平线：陨石真相大揭密-限免！超清全集直通车4.0

纪录片BBC地平线：陨石真相大揭密在线观看完整版-BBC地平线：陨石真相大揭密剧情On a bright, cold morning on 15th February 2013, a meteorite ripped across the skies above the Ural mountains in Russia, distintegrating into three pieces and exploding with the force of 20 Hiroshimas. It was a stark reminder that the Earth's journey through space is fraught with danger. A day later another much larger 14,3000 tonne asteroid, passed within just 17,000 miles of ...