国内首发之NASA披露新鲜出炉的流星陨石坑

http://www.dailymail.co.uk/sciencetech/article-2552610/Mystery-massive-Martian-crater.html

Nasa has revealed stunning new images of a massive explosion on the Martian surface.Taken by a probe orbiting the red planet, it reveals a vast 100ft wide crater.Nasa said the impact would have thrown dust over nine miles across the red planet's surface - and say it is one of the most dramatic impacts they have seen.

NAS公布最新发现的一个陨石坑，大概是在2010-2012年间形成，流星撞击而成的陨石坑直径约30米，溅起的喷射状物质影响范围超过15公里，颜色呈现蓝色，非常的新鲜！

                               
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Mystery crater on Mars: The fresh crater appears blue in the enhanced color of the image, due to removal of the reddish dust in that area. The explosion that excavated this crater threw ejecta as far as 9.3 miles (15 kilometers.

Read more: http://www.dailymail.co.uk/sciencetech/article-2552610/Mystery-massive-Martian-crater.html#ixzz2sbMT5niC

你仔细看英文，这个是火星上的，蓝色是伪彩。

仔细看，中心有两个小突起。
换算成TNT当量，得有多少啊？