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

   nssdc.gsfc.nasa.gov › planetary › factsheet

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   11 sty 2024 · 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 ...

   • Notes on the Factsheets

     A hollow spherical shell has a moment of inertia of 2/3, a...

   • Mercury

     Mercury Feature Names and Locations. Planetary Positions....

   • Planetary Fact Sheets

     Sun Fact Sheet. Mercury Fact Sheet Venus Fact Sheet Earth...

   • Mercury Facts

     The smallest planet in our solar system and nearest to the...

   • NASA Science

     Mercury is the smallest planet in our solar system and the...

   • All About Mercury

     Mercury is the smallest planet in our solar system. Mercury...

2. space-facts.com › mercuryMercury Facts - Interesting Facts about Planet Mercury - Space...

   space-facts.com › mercury

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   Mercury is the smallest planet in the Solar System. One of five planets visible with the naked eye a, Mercury is just 4,879 Kilometres across its equator, compared with 12,742 Kilometres for the Earth.

3. science.nasa.gov › mercury › factsMercury Facts - Science@NASA

   science.nasa.gov › mercury › facts

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   16 paź 2017 · The smallest planet in our solar system and nearest to the Sun, Mercury is only slightly larger than Earth's Moon. From the surface of Mercury, the Sun would appear more than three times as large as it does when viewed from Earth, and the sunlight would be as much as seven times brighter.

4. www.britannica.com › place › Mercury-planetMercury | Facts, Color, Size, & Symbol | Britannica

   www.britannica.com › place › Mercury-planet

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   7 paź 2024 · Mercury, the innermost planet of the solar system and the eighth in size and mass. Its closeness to the Sun and its smallness make it the most elusive of the planets visible to the unaided eye. Because its rising or setting is always within about two hours of the Sun’s, it is never observable when the sky is fully dark.

5. science.nasa.gov › mercuryMercury - NASA Science

   science.nasa.gov › mercury

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   Mercury is the smallest planet in our solar system and the nearest to the Sun. Mercury is only slightly larger than Earth's Moon. Its surface is covered in tens of thousands of impact craters.

6. spaceplace.nasa.gov › all-about-mercury › enAll About Mercury | NASA Space Place – NASA Science for Kids

   spaceplace.nasa.gov › all-about-mercury › en

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   Mercury is the smallest planet in our solar system. Mercury is a terrestrial planet. It is small and rocky. Mercury has a thin exosphere. Mercury’s surface can be as hot as 800 degrees F during the daytime and as cold as -300 degrees F during the nighttime.

7. nssdc.gsfc.nasa.gov › planetary › planetsMercury - NSSDCA

   nssdc.gsfc.nasa.gov › planetary › planets

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   29 paź 2021 · Mercury Feature Names and Locations. Planetary Positions. Terrestrial Planet Mileage Guide. The Voyage of Mariner 10: Mission to Venus and Mercury. Atlas of Mercury. More about Mercury. NSSDCA Lunar & Planetary Science: Mercury Page.