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by gerleg
Thu Apr 19, 2007 8:40 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: NGC 5139 Omega Centauri globular cluster (APOD 19 Apr 2007)
Replies: 12
Views: 3418

10 millions stars in a sphere with a 150 light-years diameter is a lot of stars. Is there a way to calculate the average distance between stars ?