A short history of the planet Jupiter Messenger - first probe to Mercury for 30 years. One Mercury year is equal to only 88 Earth days. The core at Mercury’s center is mostly made up of iron and takes up about 75% of the planet’s radius. After Mariner 10 made three flybys of Mercury in the 1970s, its strange composition, including the bulky iron core, led to a wealth of theories about how the planet may have formed. A day on Mercury lasts 59 Earth days. Discovery of Planet Mercury Ancient people have known about the planets for millennia. Unfortunate the element is so fascinating to look and has some truly extraordinary uses. Inside Mercury It was discovered that Mercury has a molten iron core. Mercury travels around the sun more quickly than any of the other planets in the solar system. In August 2004 Messenger was launched. Mercury doesn't really have an atmosphere. Mercury has been used through-out history in many interesting ways, sometimes with disastrous effect. Mercury appeared in the story Runaround by Isaac Asimov (1942) and Out of the Sun by Arthur C Clarke (1958). Two other planets, Uranus and Neptune, were discovered after the telescope was invented in the early 1600s. A short history of the planet Venus. The innermost planet in our solar system, Mercury orbits our sun between just under 70 million and 46 million kilometers. Mercury does … Time on Mercury. After the Earth, Mercury is the second densest planet. Mercury. Venus is Mercury’s neighboring planet. The ancient Babylonians called the planet Napu, after a god in their mythology. The planet Mercury has appeared in many science fiction stories. Mercury does not have any moons. A year on Mercury lasts 88 Earth days. Despite its small size, Mercury is very dense because it is composed mainly of heavy metals and rock – the main characteristic of terrestrial planets . It was only in the last few hundred years that new planets have been discovered that required a … Perhaps the contraction of the planet’s crust, so evident about the time of formation of Caloris, pinched off the volcanic vents that had yielded such prolific volcanism earlier in Mercury’s history. It is small and rocky. Mercury’s Neighbors. Since Mercury was visible with the unaided eye, most of the ancient cultures had their own name for Mercury. Mercury is the closest planet to the sun. It also appeared in Mission to Mercury by Hugh Walters (1965). Mercury is the smallest planet in the solar system with a diameter of 4,879 km and is one of five planets that is visible to the naked eye. This takes up a much larger part of the planet's interior than that of Earth, Venus or Mars. A short history of the planet Mars. 4 thoughts on “ History Of Mercury Use in Products and Processes ” Randall January 15, 2013 at 10:44 pm. 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