Category: Universe dark matter

Last month much news dwelt on a European Southern Observatory examination of our corner of the Milky Way and discovery that the stars around here are orbiting within the galaxy in a very ordinary fashion,. That means they do not appear to be imbedded in and obedient to the gravity field of an invisible fog of dark matter of the sort that supposedly cocoons galaxies and clusters of galaxies throughout the universe, preventing such clusters from virial scattering and encouraging disk galaxies to rotate like frisbees.

What, no dark matter? That is a serious issue indeed. At least we still have dark energy. Today comes a small report that hints at the same intriguing possibility that dark matter as it is now...