Gostin几乎在30年前第一个发现了小行星“ejecta”留下的岩石痕迹。小行星的撞击是发生在一段极其严寒的时期。
Gostin, who first discovered rocky traces of the asteroid "ejecta" almost 30 years ago, said the asteroid impact occurred during a period of extreme cold.
这次撞击将能够告诉我们答案的痕迹留在了岩石里——包括岩石中一个1英寸（约2.54厘米）厚的黑色煤灰层，之前这个煤灰层一直被认为是由地球大陆上广泛扩散的野火造成的。
The collision left behind tell tale traces in the rocks - including a black 'mat' of soot an inch thick thought to have been created by continental wide wildfires.
专家们相信这次撞击会在木星的云层中制造出一块可以在接下来几天里持续观测到的深暗色碎片区，就像之前的撞击所留下的痕迹一样。
Experts believe the collision should produce a dark debris field in Jupiter's clouds-similar to the previous impact site-which may become visible over the next few days.
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