Information About Planets
- Date: 2008-10-20 - Word Count: 665
Share This!
The world Mercury is the nearby to the Sun and is now the nominal world in our Solar System. The temperatures on Mercury extent from 700 degrees Kelvin on the sunlight segment to 90 degrees Kelvin on the night face. Mercury orbits the Sun once every 88 time and rotates on its axis once every 58 life. The orbit of Mercury is very elliptical and brings it as close to the Sun as 46 million kilometers and as far away from the Sun as 70 million kilometers. Since it is so close to the Sun, Mercury can only be seen from Earth during the early morning or sunset.
We can view Mercury from the Earth using both optical and radio telescopes, but much of what we understand Mercury is the effect of three fly bys performed by the Mariner 10 spacecraft during the 1970s. The Mariner 10 only photographed 40 to 45 percent of the shell of Mercury and the rest has never been seen up close. The photographs the Mariner 10 did convey back reveled an insecure, cratered outside related to the Earths own Moon.
Mercury is about 4878 kilometers in diameter and this makes Mercury faintly smaller than the moons Ganymede and Titan. However, Mercury is more than twice huge gratitude to its relatively high density that is back only to the Earths. This high density is the product of Mercurys middle building which has a relatively large iron sample that may be all or partly molten. The large iron extracted also generates a weak alluring domain about 1 percent as stark as the Earths. Despite being weak this alluring sphere allows Mercury to argue a very bony atmosphere in what is called the magnetosphere. The mesmeric tackle does this by deflecting the solar storm.
Up awaiting 1962 it was belived that Mercury rotated on its axis once each time it orbited the Sun. This would mean that one margin of Mercury would forever face the Sun the same way one face of Earths Moons always faces the Earth. Doppler radar observation conducted in 1965 showed this is not so. Mercury actually rotates on its axis three epoch during two of its orbits around the Sun. This has some sooner odd things especially when shared with Mercurys extremely elliptical orbit. If you were existence on Mercury you would see the Sun knoll and then grow better in extent. The Sun would then obstruct in its journey across the sky and rear its course. After back tracking the habits the Sun would then stop again and resume its original course. The Sun would then seem to shrink in magnitude and release below the horizon.
The orbit of Mercury gets even stranger as an answer of being to close to the Sun where the Suns gravitational sphere is incredibly fanatical. As Mercury orbits the Sun the direct where Mercury starts a new orbit moves faintly. This is called the precession of perihelion and it cannot be explained using Newtonian physics. For a while it was hypothesized that another globe, that was even named Vulcan, was exerting its gravitational wrench on Mercury and this was causing the precession of perihelion. This was proved deceitful and the existence of Vulcan was dismissed when Albert Einsteins General Theory of Relativity provided a better explanation.
At stage, Mercury is the least willful of the planets but that will soon change. On August 3, 2005 NASA launched a new mission to Mercury named MESSENGER which stands for Mercury Surface Space Environment geochemistry and Ranging. The MESSENGER spacecraft will make three fly bys of Mercury in January 2008, October 2008 and September 2009. The MESSENGER spacecraft would then drop into orbit around Mercury in March 2011. Japan and the European Space Agency are also planning a linkage mission to Mercury called BepiColombo which will come at Mercury in the year 2019. These spacecraft will use a make of scientific instruments to tell us more about all aspects of the world Mercury.
We can view Mercury from the Earth using both optical and radio telescopes, but much of what we understand Mercury is the effect of three fly bys performed by the Mariner 10 spacecraft during the 1970s. The Mariner 10 only photographed 40 to 45 percent of the shell of Mercury and the rest has never been seen up close. The photographs the Mariner 10 did convey back reveled an insecure, cratered outside related to the Earths own Moon.
Mercury is about 4878 kilometers in diameter and this makes Mercury faintly smaller than the moons Ganymede and Titan. However, Mercury is more than twice huge gratitude to its relatively high density that is back only to the Earths. This high density is the product of Mercurys middle building which has a relatively large iron sample that may be all or partly molten. The large iron extracted also generates a weak alluring domain about 1 percent as stark as the Earths. Despite being weak this alluring sphere allows Mercury to argue a very bony atmosphere in what is called the magnetosphere. The mesmeric tackle does this by deflecting the solar storm.
Up awaiting 1962 it was belived that Mercury rotated on its axis once each time it orbited the Sun. This would mean that one margin of Mercury would forever face the Sun the same way one face of Earths Moons always faces the Earth. Doppler radar observation conducted in 1965 showed this is not so. Mercury actually rotates on its axis three epoch during two of its orbits around the Sun. This has some sooner odd things especially when shared with Mercurys extremely elliptical orbit. If you were existence on Mercury you would see the Sun knoll and then grow better in extent. The Sun would then obstruct in its journey across the sky and rear its course. After back tracking the habits the Sun would then stop again and resume its original course. The Sun would then seem to shrink in magnitude and release below the horizon.
The orbit of Mercury gets even stranger as an answer of being to close to the Sun where the Suns gravitational sphere is incredibly fanatical. As Mercury orbits the Sun the direct where Mercury starts a new orbit moves faintly. This is called the precession of perihelion and it cannot be explained using Newtonian physics. For a while it was hypothesized that another globe, that was even named Vulcan, was exerting its gravitational wrench on Mercury and this was causing the precession of perihelion. This was proved deceitful and the existence of Vulcan was dismissed when Albert Einsteins General Theory of Relativity provided a better explanation.
At stage, Mercury is the least willful of the planets but that will soon change. On August 3, 2005 NASA launched a new mission to Mercury named MESSENGER which stands for Mercury Surface Space Environment geochemistry and Ranging. The MESSENGER spacecraft will make three fly bys of Mercury in January 2008, October 2008 and September 2009. The MESSENGER spacecraft would then drop into orbit around Mercury in March 2011. Japan and the European Space Agency are also planning a linkage mission to Mercury called BepiColombo which will come at Mercury in the year 2019. These spacecraft will use a make of scientific instruments to tell us more about all aspects of the world Mercury.
Related Tags: planets, facts about mars, mars facts, earth facts, moon facts, planet facts, facts about earth, facts about saturn, facts about jupiter, facts about venus, sun facts, jupiter facts, facts about mercury, saturn facts, mercury facts, venus facts, uranus facts
Want to find out facts about Mercury and Venus facts? Get tips from the Planet Facts website. Your Article Search Directory : Find in Articles
Recent articles in this category:
- Radio Controllers - Knowing The Basics
Radio controlled models are different in design and structure, but at their core are the same radio - The Fourth Decade Of Modern Stereology 1991-2001
Modern stereology introduced an entirely new set of rules for quantification of biological objects i - Science & Technology Articles - How to buy Wireless IP security cameras
Due to the increasing need for surveillance devices, camera's production become more increasingly. I - Science & Technology Articles - Sony Ericsson Hottest Phones
One of the best phones created by Sony Ericsson, is the G502 phone. Sony has established that phones - Entertainment Articles - It's What Is Behind The Scenes That Make Your Movie Viewing Pleasurable
Is there anything that can make or break your entertainment system at home and is something that no - Current Affairs Articles - 2012 Facts
Making sense How can we make sense of this? Each different theory or combination of theories will m - Science & Technology Articles - High-density PCIe Telephony Cards from Telesoft Technologies
With well over two decades of experience in the networking and media fields, Telesoft Technologies i - Science & Technology Articles - IVR Servers from Telesoft Technologies
The interactive voice response server (IVR Server) solution is perhaps one of the most important rec - Education Articles - Old Teachers Learning New Technological Tricks
As technology and teaching methods have progressed, many classrooms have found themselves brighten - Business Articles - A Guide To Streamlining Office Technology
Any modern office will likely have the following core contents: desks, chairs, networked computers
Most viewed articles in this category:
- The Bat in Bible and Quran
One of the inherited doctrines of mankind is that the Quran is quoted or borrowed from the Bible.The - The Rabbit in Bible and Quran
The Bible says that the Rabbit is a ruminant animal while the sciences say that the Rabbit is not a - The Semen in Bible and Quran
One of the expanded dogmas of mankind is that the Quran is quoted or borrowed from the Bible. This c - The Iron in Bible and Quran
Before dealing with the topic of the Iron in Quran versus Bible versus sciences, it is essential to - More and More, Scientists Recognize That Foods Can Heal
Folk remedies that used to be written off as old wives' tales are now being acknowledged by scientis - Streamlining the Management of Print Spooler Output in an Oracle Applications Environment
The customer associated with this case study is a large, multi-national manufacturer of product - Manapol: Why Should I Use It?
Manapol® Why Should I Use It? "Upon entry to the cells, mannans can activate the ma - The Sleep in Bible and Quran
Before dealing with the topic of the Fly in Quran versus Bible versus sciences, it is essential to r - What Types of Sharks Lived Millions of Years Ago?
The first cartilaginous sharks appeared 370 millions years ago. Their size, their appearance and the - How are Cinematography and Memorabilia Related to Sharks?
Sharks have influenced both cinematography and its memorabilia through the years. From Jaws the movi