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الأربعاء، 14 نوفمبر 2012

More than 5 planets potentially life

More than 5 planets potentially life

Astronomers have discovered more than 700 planet outside our solar system, Solar System in addition to thousands of other planets waiting for the confirmation process through successive observations. Many of these planets are very hot or very cold, so he can not be supported life as we expect, but researchers have found several planets moderate viable

Here we show more than 5 planets Rgehha researchers potentially life ..



1 - Gliese 581 G
 
 
 
Discovery announced this planet in September 2010 and raised some controversy because of some doubts in his presence. Located Hmaalecoqb rock just 20 light-years (nearly 193 trillion miles) in the area habitable * habitable zone and with a mass of 2 to 3 times the mass of Earth and is about star within a period of 30 days and is located at a distance of a moderate than allowing the presence of liquid water on its surface and the presence of life as we expect.



2 - Gliese 667 cc
 
 
 
This planet was discovered in February 2012 by the same team who discovered Gliese 581 Jl. Spins this planet around a star of type (red dwarf) ** and is located within 22 light-years away from us in Scorpio. Called on this planet name (super-Earth) Superearth where the mass equal to 4.5 times the mass of Earth, and complements its its star in 28 days.


3 - Kepler 22 B
 
 
 
This planet was discovered by NASA Telescope hunter of planets (Kepler) in December 2011. Equivalent planet's diameter about 2.4 times diameter planet and is the smallest planet found in the area habitable and orbiting a star similar to the sun, and is a distance of 620 light years from Earth, and has water bodies and temperature appropriate for a person of $ 22 degrees Celsius.


4 - H D 85,512 B
 
 
 
Astronomers announced the discovery of the planet in September 2011 and this planet is also (super-Earth) with a mass 3.6 times the mass of Earth. This planet is located about 35 light-years away from us in the direction of the Spinnaker Tower and there at the bottom of the habitable zone and the temperature on the surface 77 ° F (25 Selezius).



5 - Gliese 581 de
 
 
 
 
Discovered the planet for the first time in 2007 and I think scientists at the time that a planet so cold can not host lives it, but after several studies atmospheric likely scientists that habitable as it warm because of global warming. Mass of the planet 5.6 times the mass of Earth and is located20 light-years away from us toward Libra.
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* Habitable zone is a term in astronomy and Astrobiology refers to the region around a star where a planet has a planet size Odhu installation is similar and contains water on its surface.

** Star red dwarf star relatively small and cold and has mass less than half the mass of the sun.
 
 

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