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Mercury: Barren World of Extreme Temperatures Revealed

2/2/2025

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Summary

Story summary

Mercury, the sun's closest neighbor, orbits at just 0.387 astronomical units. Its surface endures brutal temperature swings from -300°F to over 800°F, a result of its thin atmosphere. Surprisingly, Venus, despite being farther away, is hotter due to its dense atmosphere. With no liquid water, Mercury remains a barren world, inhospitable to life.

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Story summary

Mercury, the sun's closest neighbor, orbits at just 0.387 astronomical units. Its surface endures brutal temperature swings from -300°F to over 800°F, a result of its thin atmosphere. Surprisingly, Venus, despite being farther away, is hotter due to its dense atmosphere. With no liquid water, Mercury remains a barren world, inhospitable to life.