A recently analyzed Martian meteorite contains a surprising amount of water and provides insight into an important of Mars’ history. The 2.1 billion year old rock also confirms findings of NASA’s Mars rover, Spirit. More information, as well as how this meteorite fits in with our collection of other Martian meteorites, is in my Nature article, Meteorite carries ancient water from Mars.

Gusev Center is where the rover Spirit found evidence of water. The arrow illustrates the possible flow of water in the past. The recently analyzed Martian meteorite confirms Spirit’s tests.

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