Tampilkan postingan dengan label stars. Tampilkan semua postingan
Tampilkan postingan dengan label stars. Tampilkan semua postingan

Senin, 07 Februari 2011

Want to Know the World's Largest Image of the Universe?


This image, as reported by the BBC, released at the annual meeting of the American Astronomical Society in Seattle. Figure Sloan Digital Sky Survey (SDSS) is a mosaic assembled from seven million pixels where each pixel is made of 125 million images.
 

This image was taken using a 138 megapixel camera mounted on the telescope at Apache Point Obervatory in New Mexico. Ohio State University astronomer David Weinberg SDSS makers say, there are half a billion objects detected in this picture.

"About a quarter of a billion stars and a quarter billion galaxies in the picture," he said.

While Marek Kukula of the Royal Greenwich Observatory states, individual stars and galaxies can be seen with remarkable details,

New York University physicist Michael Blanton representing Sloan said the team is filled with images of galaxies that are in the process of birth or hit each other hard with one another.

"Not only are very large, is also very useful," he said.

The astronomers said the data from the images could help to better understand the origin of the Milky Way
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Kamis, 03 Februari 2011

Black found the biggest hole in the universe.

Black found the biggest hole in the universe.

Black hole or black hole in the universe's largest has been found with a heavy 6.8 billion times the mass of the Sun. So big, the hole is said to be able to swallow the Earth and its entire contents of the solar system.





With the size of the horizon, it is estimated the entire contents of the solar system can not run away from the edge of this, including even light. For comparison, the magnitude can reach four times the orbit of the planet Neptune.

The black hole is located in M87. So far, he is the biggest galaxy closest to the Milky Way. The distance is estimated about 50 million light years from Earth and is still not known when the 'monster' was born.

Given the size is very huge, some scientists think the hole was created by hundreds of black holes merge into one in the past.

"He could swallow our solar system," said Karl Gebhardt, a scientist from the University of Texas, Austin-USA, as quoted from All Voices, Sunday, January 16, 2011.

A special telescope in Hawaii used by scientists to observe an object which is estimated to have weighed more than double the previous. With these telescopes, Gebhardt and his team are able to observe space objects up to a distance of 500 km.

"And, this giant black hole is a black hole and Accurate termasif we've ever found," said astronomer George Djorgovski of the California Institute of Technology in Pasadena.
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