Mercury (planet) - Wikipedia
Mercury is the first planet from the Sun and the smallest in the Solar System. It is a rocky planet with a trace atmosphere and a surface gravity slightly higher than that of Mars.
Mercury | Facts, Color, Size, & Symbol | Britannica
Nov 29, 2025 · 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 …
Mercury - Science@NASA
May 7, 2025 · Mercury Facts Mercury is the smallest planet in our solar system and the nearest to the Sun. Mercury is only slightly larger than Earth's Moon. It's the fastest planet, zipping around the Sun …
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Whether you live in New York City, Albany, Rochester, or anywhere in between, Mercury's got you covered. Mercury offers consistently low rates, big discounts and personalized local coverage to …
10 Facts About Mercury, the Smallest Planet | Almanac.com
Nov 13, 2025 · Mercury has been a cooled molten rock for billions of years, and it is the only planet in our Solar System that is bare rock. Planet Mercury is named after the Roman god Mercury because …
Mercury Facts | Mercury Size | Mercury Planet Color | How Big ...
Dec 3, 2025 · Mercury is the smallest planet in the Solar System in both mass and diameter. It’s 18 times less massive than the Earth, and its diameter barely reaches two-fifths of the Earth’s size.
Mercury Planet: Definition, Density, Color, Facts, Discovery
Mar 27, 2025 · Mercury is the smallest planet in the solar system and the closest to the Sun. Mercury exhibits a grayish color, high density, and extreme temperature fluctuations between day and night.