“Our model, based on laboratory experiments, confirms that the majority of chromium in Mercury is concentrated within its core.”
Mercury is the closest planet to the Sun, yet it is also the least understood. Mercury.
This odd planet features some of the most enduring mysteries, for instance, scientists aren’t sure where Mercury came from. How did its metallic core get so dense and big? Or how does this small planet, so near to the Sun, sustain even a thin atmosphere?
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