Astronomy • Exploration • Strategy

How Much Has Mercury Shrunk?

Mercury is still shrinking as it cools in the aftermath of its formation; new research narrows down estimates of just how much it has contracted.

Astrobitica August 17, 2025 (Last updated: August 17, 2025) 1 minute read

Mercury is still shrinking as it cools in the aftermath of its formation; new research narrows down estimates of just how much it has contracted.

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