<p style=”text-align: justify;”> Mercury is nearest planet to the Sun and owing to its proximity it’s not simply seen except throughout twilight. Mercury completes 3 rotations about its axis, for each 2 orbits of the Sun and up till 1965 it had thought that a similar side of Mercury constantly faced the Sun. 13 times a century Mercury observed from the planet passing across the face of the Sun in an occasion known as a transit, the next can occur on the 9th may 2016.
10 Amazing Facts About Mercury :-
- Mercury doesn’t have any moons or rings.
- A year on Mercury is of 88 days.
- The diameter of Mercury is 4,879 km, making it the littlest planet.
- It’s not known who discovered Mercury.
- Mercury is smallest planet in Solar system. One among 5 planets visible with the naked eye.
- Mercury is 2nd densest planet. Although the earth is small, Mercury is extremely dense.
- Every cubic centimeter incorporates a density of 5.4 grams, with only the world having a higher density. This is mostly owing to Mercury being composed mainly of heavy metals and rock.
- Mercury has wrinkles. As iron core of the earth cooled and contracted , the surface of the earth became wrinkled.
- Scientist have named these wrinkles, Lobate Scarps. These Scarps may be up to a mile high and many miles long.
- Mercury is the second hottest planet. Despite being a far from the Sun, Venus experiences higher temperatures.
- The surface of Mercury that faces the Sun sees temperatures of up to 427°C, while on the alternate side this will be as low as -173°C.
- This is often because of the earth having no atmosphere to help regulate the temperature.
- Only 2 Spacecraft have ever visited Mercury. Because of its proximity to the Sun, Mercury is tough planet to go to.
- Throughout 1974 and 1975 mariner 10 flew by Mercury 3 times, throughout this time they mapped just below half of the earth’s surface.
- The messenger probe was launched from Cape Canaveral Air Force Station on August 3rd 2004; this was the 1st Spacecraft to go to since the mid 1970’s.
- Mercury is known as for the Roman messenger to the gods.
- The exact date of Mercury’s discovery is unknown as pre-dates its 1st historical mention, one among the 1st mentions being by the Sumerians around in 3,000 BC.
Mercury has just 38th the gravity of Earth, this can be insufficient to hold on to what atmosphere it’s that is blown away by solar winds. But whereas gasses escape into space they’re constantly being replenished at a similar time by a similar solar winds, radioactive decay and dust caused by micrometeorites.
What’s your opinion about Mercury?