Study finds massive stars ditch their planet-forming discs :

Stars that are twice as massive as the Sun seem to shrug off any discs quickly, their light and activity too much for the weakly bound material.

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Hawaii , United States , France , Canada , Mauna Kea , India , Chris Lintottwas , Belinda Damian , , Orion Nebula , Hubble Space Telescope , Horsehead Nebula , Milky Way , Sigma Orionis , Protoplanetary Disks , Young Stellar , Substellar Objects , Orionis Cluster ,