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Stories about: gravitational collapse

Exoplanet Around Binary System Poses New Questions Astronomers were recently able to discover a new exoplanet, which revolved around a binary system. Far from answering questions, the finding raised new ones, and casted doubt on established theories about how particular types of planets form.The binary system the investigators were analyzing is located in the constel... 23 October 2010 04:01 GMT Weird Ring around Magnetar, a New Dilemma for Astronomers In 2005 and 2007, NASA Spitzer Space Telescope detected two narrow infrared signatures near the magnetar dubbed SGR 1900+14, suggesting that the star was surrounded by a ring of matter that remained in its vicinity after the progenitor star went 'nova'. SGR 1900+14 is a neutron star with a magnetic field a ... 29 May 2008 04:32 GMT