Nov 27, 2011

Orion Constellation


There are several versions of the myth of Orion. One tells that Orion raped Merope, daughter of Oenopion, who therefore left him blind. Helios restored his sight, and then became Orion hunting companion of Artemis and Leto. He promised to kill any animal that had on earth, so that Gaia was angry and gave birth to a scorpion stung Orion huge and killed him. In another version, Artemis was launched by the scorpion against Orion. Finally Zeus placed them at opposite ends of the night sky. Thus, when Orion sets in the western horizon, the scorpion rises in the eastern sky.



Among the constellation of Orion know very well the three stars in his belt, these are called Tres Marias, or Three Kings. There are also two very bright stars, Betelgeuse call (650 times the diameter of our Sun) in red, located on his shoulder and a blue on his foot called Rigel (70 times the solar diameter). Orion allows us to locate both geographic north and south from his belt (as shown). Therefore it is said that Orion is a constellation of reference. An object is interesting to observe the Great Nebula in Orion (M42) located 1500 light years from Earth, which can be seen with binoculars and small telescopes.

Among the constellation of Orion know very well the three stars in his belt, these are called Tres Marias, or Three Kings. There are also two very bright stars, Betelgeuse call (650 times the diameter of our Sun) in red, located on his shoulder and a blue on his foot called Rigel (70 times the solar diameter). Orion allows us to locate both geographic north and south from his belt (as shown). Therefore it is said that Orion is a constellation of reference. An object is interesting to observe the Great Nebula in Orion (M42) located 1500 light years from Earth, which can be seen with binoculars and small telescopes.

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