View Full Version : Hubble Helps Discover How Massive Stars Can Get

2005-Sep-08, 05:28 AM
SUMMARY: New observations from the Hubble Space Telescope are helping astronomers fine tune their models of star formation, including an estimate of just how massive a star can become. Hubble carefully observed the Arches cluster, a group of stars collectively weighing 10,000 solar masses. Standard theories predicted 20 to 30 stars in the cluster would have 150 solar masses, but none turned up; although, at least a dozen push 100 solar masses. What variables could limit the amount of mass a star can pack on?

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