Documents Active galaxies / Active galactic nuclei (AGN)

Active galaxies / Active galactic nuclei (AGN) Central engine variability put limit on size: R ≤ c var Schwarzschild radius: Rs = 2 G M / c2 Rs = size approx Uranus…

Documents Galaxies and Cosmology

Galaxies and Cosmology 5 points, vt-2007 Teacher: Göran Östlin Lectures 7-9 Theoretical cosmology Problems with Newtonian Gravity and Mechanics: Gravity Inertial frames…