Stars form from gas both dense enough to collapse but diffuse enough to cool into molecules. If cooling is prohibited, a supermassive black hole may form instead. The transition may explain key mysteries of galactic structure.
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References
Trimble, V. Publ. Astron. Soc. Pac. 107, 1133–1144 (1995).
Hubble, E. Astrophys. J. 64, 321–369 (1926).
Sparke, L. S. & Gallagher, J. S. Galaxies in the Universe: An Introduction 26–46 (Cambridge Univ. Press, 2007).
Sofue, Y. & Rubin, V. Annu. Rev. Astron. Astrophys. 39, 137–174 (2001).
Larson, R. B. Nature Phys. 6, 96–98 (2010).
Ghez, A. M. et al. Astrophys. J. 689, 1044–1062 (2008).
Bender, R. et al. Astrophys. J. 631, 280–300 (2005).
Kassin, S. A. et al. Astrophys. J. 660, L35–L38 (2007).
Gültekin, K. et al. Astrophys. J. 698, 198–221 (2009).
Larson, R. B. Rep. Prog. Phys. 73, 014901 (2010).
Hopkins, P. F. & Quataert, E. Preprint at http://arxiv.org/abs/0912.3257 (2009).
Bekenstein, J. D. Contemp. Phys. 47, 387–403 (2006).
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Blackman, E. What's hot and what's not. Nature Phys 6, 84–85 (2010). https://doi.org/10.1038/nphys1524
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DOI: https://doi.org/10.1038/nphys1524
