Measured orbital velocities of its globular cluster system [6 ] imply that dark matter makes up only 34% ±45% of the mass within 5 effective radii, a notable paucity.
An article in Astronomy magazine written April 19, 2023, by Sabine Bellstedt about another eclipse, explained that many ancient civilizations independently developed the ability to predict the timing of a total solar eclipse through careful…
Abstract page for arXiv paper 1702.05099: The Sluggs survey: Using extended stellar kinematics to disentangle the formation histories of low mass S0 galaxies