... "Dark matter resonance is already known to be a powerful idea, with the potential to change our understanding of how dark matter was produced in the early universe and how we search for it today.
During the impact, ordinary gas could have been stripped away from the surrounding dark matter halo.That displaced gas may then have condensed into new galaxies containing stars but very little dark matter.
The post Dark matter is thought to make up roughly 85 percent of all matter in the universe, yet after nearly four decades of increasingly sensitive searches — from deep underground detectors to ...
The dark matter of each passed straight through, because dark matter barely interacts with anything, while the ordinary gas piled up, shocked and compressed, and later collapsed into a string of small galaxies made almost entirely of normal matter.