Discovery Alert: A Closer Look at Mercury’s Spin and Gravity Reveals the Planet’s Inner Solid Core

interesting facts about mercury

Interesting Facts About Mercury is out with a fascinating report about the internal structure of Mercury and a bunch of other very interesting facts.

A graphical representation of Mercury’s internal structure. Credit: NASA’s Goddard Space Flight Center How do you explore the interior of a planet without ever touching down on it? Start by watching the way the planet spins, then measure how your spacecraft orbits it — very, very carefully. This is […]

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