US 708: Hypervelocity Star Ejected by Supernova Breaks Galactic Speed Record

A multinational team of astronomers led by Dr Stephan Geier from the European Southern Observatory in Garching, Germany, has determined that a hypervelocity star known as US 708 is traveling at about 1,200 km per second. US 708 is an extremely helium-rich white dwarf located at a distance of 61,970 light-years away. It was first [...] —> Read More Here


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