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Wednesday, October 10, 2012

Planets are born within the protoplanetary disk


WASHINGTON, October 10. The observed star with massive curved arms can be an incubator for the planets, the researchers found.

In 2011, astronomers using the Subaru Telescope have discovered a massive star with curved arms 22 billion miles in diameter, which is 2 times the orbit of Pluto. Star SAO 206462 was designated. Strange spiral structure, which is observed in this star, usually characterized by the galaxies, not stars, writes InFuture. 


Celestial body is located in the constellation of the Wolf. Scientists suggest that in the protoplanetary disk around the star, which consists of interstellar gas and dust, slowly formed a planet. They, by their gravity, cause a helical structure of the star.

In the spiral arms of the star is thus a kind of incubator for planets. Here, the most favorable conditions for their emergence and development.

Previously, scientists have found a group of hundreds of millions of stars connected by spiral arms (in the Galaxy "Pinwheel"), but a single star with a structure like the first time they met.

At the moment, scientists have not yet determined whether the planet in this huge spiral "cradle", but theoretically it is quite likely.

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