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Life in the Milky Way: The Panspermia Prospects
ОглавлениеBranislav Vukotić1* and Richard Gordon2,3†
1Astronomical Observatory, Belgrade, Serbia
2Gulf Specimen Marine Laboratories, Panacea, FL, United States
3C.S. Mott Center for Human Growth & Development, Wayne State University, Detroit, MI, United States
Abstract
We discuss the panspermia hypothesis within the context of recent findings on Milky Way habitability. Galactic habitability is the key to understanding the phenomenon of life within the cosmological framework. It is the middle of the three levels of habitability: planetary system, galactic, and extragalactic. Incorporating the panspermia hypothesis might significantly improve the existing models by expanding them to include phenomena connecting stellar and cosmological levels.
Keywords: Galactic habitability, panspermia, Milky Way, galactic dynamics, astrobiology