Fragmenting Disk Gives Birth to Binary Star 'Odd Couple'

ALMA (Atacama Large Millimetre/Submillimetre Array): Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have discovered that two young stars forming from the same swirling protoplanetary disk may be twins -- in the sense that they came from the same parent cloud of star-forming material. Beyond that, however, they have shockingly little in common. The main, central star of this system, which is located approximately 11,000 light-years from Earth, is truly colossal -- a ful...