American Geophysical Union: Mercury is Shrinking More Than We Thought
September 11, 2026
September 11, 2026
WASHINGTON, Sept. 11 (TNSjou) -- The American Geophysical Union issued the following news release:
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Mercury is shrinking more than we thought
A rough, impact debris-covered surface has buried the signs of a shrinking world, leading scientists to underestimate contraction by up to 30%.
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WASHINGTON -- Mercury's surface is riddled with wrinkles, evidence of a once-larger planet that has shrunk over time. A new study finds t . . .
* * *
Mercury is shrinking more than we thought
A rough, impact debris-covered surface has buried the signs of a shrinking world, leading scientists to underestimate contraction by up to 30%.
-
WASHINGTON -- Mercury's surface is riddled with wrinkles, evidence of a once-larger planet that has shrunk over time. A new study finds t . . .