Great that Matloff is working to confirm some large field evidence of panpsychism. But Paranego’s Discontinuity I don't believe is required. Just the Galactic velocity curve alone is evidence of some unknown force. Dark matter has been invoked previously, but so far, no evidence for this exists whatsoever.
https://en.wikipedia.org/wiki/Galaxy_rotation_curve
I have long subscribed to the panpsychism viewpoint. Here is a great little essay by Christian de Quincey, contrasting worldviews,
https://trans4mind.com/counterpoint/index-new-age/quincey.shtml
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Matloff's original paper:
http://www.gregmatloff.com/GregoryMatloff_V7N7.pdf
And a less technically dense piece he wrote for EdgeScience, "Stellar Consciousness: Can Panpsychism Emerge as an Observational Science?"
http://www.gregmatloff.com/Edge%20Science%20Matloff-ES29.pdf