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Discovery:火星上首次发现湖岸线,预示曾有生命迹象

kira86 于2009-06-22发布 l 已有人浏览
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火星模拟图显示了34亿年前形成的沙尔巴塔纳湖 Shrouded in the iconic pink haze, this awe-inspiring image is beli

火星模拟图显示了34亿年前形成的沙尔巴塔纳湖

shrouded in the iconic pink haze, this awe-inspiring image is believed to be definitive evidence that the red planet had a watery past.

the pictures, taken by nasa's mars reconnaissance orbiter, reveal a 30-mile-long (50-kilometer-long) canyon where researchers believe water once flowed at the bottom of a basin surrounded by telltale remnants of beach.

dubbed the shalbatana lake after the much larger valley in which it is located, scientists believe it is as large as lake champlain, the mass of water that borders the united states and canada, and could hold critical evidence of past life.

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