Saturday, November 30, 2013

NASA believes that the comet nucleus ISON has survived ... - EFE

NASA believes the comet nucleus ISON has survived the encounter with the Sun

(Reuters) – 4 hours

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Washington, Nov. 30 (Reuters) -. ISON The comet, which was considered disintegrated after his trip around the sun, seems to have survived, although only subtract your small nucleus, scientists reported today the American Space Agency (NASA).

“Continuing a history of surprising behavior, substance belonging to Comet ISON has appeared on the other side of the Sun, despite not having been observed during their approach,” said NASA Solar Observatory in his latest blog.

Two days after the passage near the Sun ISON, on 28 November, scientists were still debating whether the luminous powder was perceived in telescopes was just remnants of his encounter with the star or the core was Comet in its path away from the solar system.

“It appears that a part of the core ISON achieved through the solar corona, and re-emerge,” said Karl Battams, one of the scientists who followed the path of the comet.

ISON, first seen in September 2012 by Russian astronomers, is a special comet that comes from the Oort cloud, a bubble that surrounds the Solar System and, it is believed, is formed by the remains of the nebula that gave rise to the Sun and planets 4,600 million years ago.

comet, which has been traveling for at least a million years ago, its speed increases as it approaches the Sun, and it is estimated that the time of greatest velocity is 1.3 million kilometers (828,000 miles) per hour, just as it rotates around the star.

Just discovered

, ISON noted for its huge brightness, considering the great distance that separated him from the sun, and since then, astronomers divided the world expected the comet passed its first test: the perihelion passage , the time would be closer to the Sun

Its future now is uncertain.

“Now that has emerged and begun to shine, we need to observe it for a few days to evaluate their behavior,” said Battams.

ISON

Battams considered as “one of the most extraordinary comets” that ever found, which, in his view, “corroborates what Handsome, dynamic and amazing” that is the universe.

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