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소아쌤

나사, 화성 분화구에 벌레가?

By 임은별

Published : July 16, 2017 - 14:58

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화성의 분화구에는 벌레 모양의 분출물이 존재한다.

미국 항공우주국(NASA·나사)은 적외선 촬영으로 포착한 화성의 분화구 사진을 공개했다. 사진에서는 벌레 모양의 분출물들이 분화구를 뒤덮고 있다. 

(사진=나사) (사진=나사)

나사의 설명에 따르면, 이는 화성에 운석이 충돌했을 때 생긴 분출물이다. 분출물은 다양한 미네랄 성분을 함유하기에 다채로운 색깔이 나타난다. 

나사는 이 분출물의 성분들을 밝혀냄으로써, 화성의 표면에 대한 이해를 도울 수 있다고 밝혔다.

(khnews@heraldcorp.com)

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