Formation of galaxies like the Milky Way is thought to proceed through the hierarchical assembly of dark matter, forming dark halos, and through the subsequent infall of gas and star formation affected by gravity. (sciencedaily.com)
The creation of density fluctuations in the form of quantum vortices may be what led to the early formation of galaxies. (sciencedaily.com)
IllustrisTNG also improves researchers» understanding of the hierarchical structure formation of galaxies. (sciencedaily.com)