Globular Clusters Could Nurture Interstellar Civilizations

January 6, 2016

Globular star clusters like this one, 47 Tucanae, might be excellent places to search for interstellar civilizations. Their crowded nature means intelligent life at our stage of technological advancement could send probes to the nearest stars.

Image courtesy NASA, ESA, and the Hubble Heritage Team

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Globular Clusters Could Nurture Interstellar Civilizations

Globular star clusters are extraordinary in almost every way. They’re densely packed, holding a million stars in a ball only about 100 light-years across on average. They’re old, dating back almost to the birth of the Milky Way. And according to new research, they also could be extraordinarily good places to look for space-faring civilizations.
- January 6, 2016
- News Release
- Astrophysical Observatory

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Globular Clusters Could Nurture Interstellar Civilizations