The quasar is known as SDSS J0013+1523 and located about 1.6 billion light-years from Earth.

这一类星体叫做SDSS J0013+1523，位于离地球约16亿光年处。

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Operating from a New Mexico mountaintop, the SDSS has returned about 25 terabytes of data since 1998, most of that in images.

该计划最初在新墨西哥州山顶启动，自1998年以来，已经传回了约25tb之多的数据，其中大多数是图片。

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The art piece with the SDSS plate was placed at the center of a maze.

而这件包含SDSS光纤插板的艺术品就被放置在迷宫的正中央。

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Astronomers captured the spectra of the two record breakers with a 3.5-metre (11.5 feet) telescope, located at the Apache Point Observatory in New Mexico, also the site of the SDSS telescope.

BBC: Most distant objects observed

Astronomers say that the key to SDSS's success in quasar spotting is its recording of precision digital data in five colours, which allows researchers to easily distinguish quasars from more common faint stars.

BBC: Most distant objects observed

In July, astronomers from the Sloan Digital Sky Survey (SDSS), which aims to map out a million galaxies, published a research paper in which they superimposed their own galaxy-clustering data on Wmap's microwave data.

BBC: NEWS | Science/Nature | Dark energy tops science class