Nueva estrella

Páginas: 4 (928 palabras) Publicado: 27 de junio de 2011
Formation of a Star &
Astronomers Witness a New Star Being Born

(Courtesy of NASA, ESA)

Abstract
The formation of stars is something that has astronomers at their desks because of such lifeforming objects. A team of astronomers researched the formation of stars closely in order to classify a newly forming object in space. They concluded that this object was indeed what they suspected,a newly forming star. These astronomers witnessed the stars birth and are trying to find more technology to study the formation of stars more closely.
Formation of Stars
“Astronomers caught aglimpse of a future a star just as it is being born out of the surrounding gas and dust, in a star-forming region similar,” to the one placed at the beginning of this paper. All stars are formed fromnebulae, which is composed of from gas and dust throughout most galaxies. The turbulence, made by surrounding clouds, give rise to the gas and the dust and create them to collide against each other. Asthis is happening the center is heating up and produces what we call the Pro-star. In this stage it is very difficult to see any visible light and if in such case some is seen it is absorbed by thesurrounding systems.
In the later stages when the Pro-star is hot enough for its radiation to drive away materials that surround it, becomes visible. As a result Pro-stars can only be detected byinfrared. “Infrared studies of star forming regions will give us important information about how stars are born and thus on how our own Sun and Solar System were formed.”
T-tauris stars are stars that aredrive away all gas, dust, and particles. “The warm dust remaining around T-Tauri stars still radiates in the infrared. There is evidence that the remaining dust and gas surrounding T-Tauri stars formrotating disks which may mark the beginnings of planetary systems.” Herbig-Haro objects are small nebulae that differ in shape and size within years and are associated with the formation of a new...
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