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  1. www.space.com › 18645-mercury-temperatureHow Hot is Mercury? The Temperature Changes Greatly | Space

    30. Nov. 2016 · The planet has an average temperature of 332 F (167 C). These variations are relatively long-lived. Scientists once thought that Mercury kept a single side perpetually facing the sun, in a...

  2. en.wikipedia.org › wiki › Mercury_(planet)Mercury (planet) - Wikipedia

    The surface temperature of Mercury ranges from 100 to 700 K (−173 to 427 °C; −280 to 800 °F). It never rises above 180 K at the poles, due to the absence of an atmosphere and a steep temperature gradient between the equator and the poles.

    • 47.36 km/s
    • 58.646 d, 1407.5 h
    • 10.892 km/h (3.026 m/s)
    • trace (≲ 0.5 nPa)

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  4. science.nasa.gov › mercury › factsMercury: Facts - NASA Science

    Learn about Mercury, the smallest and fastest planet in our solar system. Find out how hot and cold its surface can be, and what features and craters it has.

  5. de.wikipedia.org › wiki › Merkur_(Planet)Merkur (Planet) – Wikipedia

    Er hat mit einer maximalen Tagestemperatur von rund +430 °C und einer Nachttemperatur bis −170 °C die größten Oberflächen-Temperaturschwankungen aller Planeten. Aufgrund seiner Größe und seiner chemischen Zusammensetzung zählt er zu den erdähnlichen Planeten .

    • 0,2056
    • 0,3075 – 0,4667 AE
    • 7,0049°
    • 0,3871 AE, (57,909 Mio. km)

  6. science.nasa.gov › resource › solar-system-temperaturesSolar System Temperatures - NASA Science

    15. Feb. 2022 · Mercury has the highest mean temperature in the solar system at 333°F (167°C), but also the largest temperature difference between day and night. Learn how Mercury's slow rotation, thin atmosphere, and proximity to the Sun affect its surface temperature.

  7. nssdc.gsfc.nasa.gov › planetary › factsheetMercury Fact Sheet - NSSDCA

    Surface pressure: <~5 x 10 -15 bar (0.005 picobar) Average temperature: 440 K (167 C) (590-725 K, sunward side) Total mass of atmosphere: <~10000 kg Atmospheric composition (Column abundances in 10 6 per cm 2 ): Sodium 12,000-200,000; Magnesium 100,000; Oxygen <40,000; Hydrogen 5000, Potassium 800-1300, Calcium 300-1000; Iron <300; Aluminum 15;...

  8. coolcosmos.ipac.caltech.edu › ask › 17-How-hot-is-Mercury-How hot is Mercury? | Cool Cosmos

    How hot is Mercury? Since Mercury is the closest planet to the Sun, spins slowly, and does not have much of an atmosphere to trap heat, its temperature varies greatly. Mercury's temperatures can go between -279 Fahrenheit (-173 Celsius) at night to 801 Fahrenheit (427 Celsius) during the day.