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Health & Science2h 39m ago
Permanently shadowed craters near Mercury's poles may contain water ice that has survived for billions of years.
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Mercury
Who
Not specified
What
Permanently shadowed craters near Mercury's poles may contain water ice that has survived for billions of years.
When
Wed, 15 Jul 2026 14:30:01 GMT · 2h 39m ago
Where
Mercury ·
Why
The extreme temperature variations on Mercury, with equatorial regions hot enough to melt lead and polar craters remaining permanently shadowed, create conditions that could preserve water ice over geological timescales.
The Frontline Impact
How this affects you
This discovery suggests that water ice can persist in extreme environments for billions of years, potentially offering insights into the early solar system and the distribution of water resources on other celestial bodies.
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