Structural Constraints on Entropy-Gradient Gravity from Cluster Merger Geometry Technical Notes Structural Constraints on Entropy-Gradient Gravity from Cluster Merger Geometry Morten Magnusson 31. January 2026 The Bullet Cluster has become a stress test for any gravity theory that tries to work without... Read More Read more about Structural Constraints on Entropy-Gradient Gravity from Cluster Merger Geometry