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Planetary science

Mercury's mysteries start to unfold


The origin of the planet Mercury has been a continuing puzzle. Data from NASA's MESSENGER space probe, combined with ground-based observations, are delivering information on the planet's structure and evolution.

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Figure 1: Internal structure of Earth and Mercury.


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Correspondence to David J. Stevenson.

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Stevenson, D. Mercury's mysteries start to unfold. Nature 485, 52–53 (2012).

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