this post was submitted on 25 Jan 2024
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[โ€“] Owl@hexbear.net 2 points 2 years ago (1 children)

Bullet cluster.

I don't know why people are so resistant to the concept of dark matter. "There are particles that interact via gravity and no other forces" is not that outlandish of a hypothesis, and it fits a whole bunch of observed phenomena.

[โ€“] puff@hexbear.net 1 points 2 years ago

There have been papers explaining bullet cluster effects without invoking new particles.