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Surprising new class of 'hypervelocity stars' discovered escaping the galaxy（图）
hypervelocity stars galaxy
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2014/3/17
Top and side views of the Milky Way galaxy show the location of four of the new class of hypervelocity stars. These are sun-like stars that are moving at speeds of more than a million miles per hour r...
A 95 GHz Class I Methanol Maser Survey Toward GLIMPSE Extended Green Objects (EGOs)
Maser Survey GLIMPSE Extended Green Objects
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2011/10/9
We report the results of a systematic survey for 95 GHz class I methanol masers towards a new sample of 192 massive young stellar object (MYSO) candidates associated with ongoing outflows (known as ex...
The mysterious of?p class and the magnetic o-star _1 ori c：confronting observations
magnetic o-star _1 ori c confronting observations
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2009/7/10
The mysterious of?p class and the magnetic o-star _1 ori c：confronting observations。
CLASS B 1359+154：Modelling Lensing by a Group of Galaxies
Gravitational lensing multiple-imagin individual systems
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2009/5/19
The recently discovered gravitationally lensed system CLASS
B1359C154 appears to have six detectable images of a single background
source at a redshift of 3:235. A group of galaxies acts as the lens...