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- 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
Mercury has a radius of about 2,440 km, and its surface area is 74,797,000 km 2 Its mass is 3 30 × 10 23 kg Mercury is the smallest major planet in both size and mass
- ESA - Meet Mercury
Among the four inner Solar System planets, Mercury is the smallest and very dense, its vast iron core dominating its internal structure As the closest planet to the Sun it experiences extreme temperature variations at its surface, from about +430ºC, down to –180ºC
- Mercury Planet: Definition, Density, Color, Facts, Discovery
Mercury’s mass is 3 3010 x 10^23 kg (7 28 x 10^22 lbs), 20 times less massive than Earth Mercury’s size is smaller when compared to other celestial bodies in the solar system
- Mercury – Astronomy Extras and Interactives
Mercury’s mass is one-eighth that of Earth, making it the smallest terrestrial planet Mercury is the smallest planet (except for the dwarf planets), having a diameter of 4878 kilometers, less than half that of Earth
- How Big is Mercury? The Size Is Changing and Heres Why | Space
But because Mercury's small mass is enclosed inside of a tiny body, the planet is the second densest in the solar system, weighing in at 5 427 grams per cubic centimeter, or 98 percent of the
- Mercury Facts | Mercury Size | Mercury Planet Color | How Big Is . . .
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 - Las Cumbres Observatory
It takes 88 Earth days to orbit the Sun, and rotates very slowly at a rate of 1 rotation every 58 7 Earth days Its mass is 3 3 x 10 23 kg or 0 055 Earth masses It has no moons, little to no atmosphere and generally a very hot surface
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