# University of Maryland, College Park

Type: Company

Source: Space & Defense Intelligence Brief — https://getspacebrief.com/entity/university-of-maryland-college-park
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## Timeline

- **2026-09-10**: Study published in Geophysical Research Letters — New research suggests impact debris may have hidden the full extent of Mercury's contraction, implying the planet may be shrinking more than previously estimated.

## Recent coverage (1 stories)

### Mercury's Shrinkage May Be Greater Than Thought: 1-Mile-High Cliffs Show
2026-09-12 16:39:16 · Sentiment: Neutral · Impact: 5/10 · Sources: 6

New research in Geophysical Research Letters indicates Mercury has contracted more than previously estimated because impact debris obscures tectonic shortening features. Cliffs up to 1 mile high and hundreds of miles long record the planet's cooling, with implications for rocky body evolution and BepiColombo orbital science.
Full story: https://getspacebrief.com/story/mercury-shrinking-more-than-realized-space

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