Universe | Highly Cited Papers in 2025

“Black Hole Thermodynamics and Generalised Non-Extensive Entropy”
by Emilio Elizalde, Shin’ichi Nojiri and Sergei D. Odintsov
Universe 2025, 11(2), 60; https://doi.org/10.3390/universe11020060
Available online: https://www.mdpi.com/2218-1997/11/2/60

“Searching for New Physics in an Ultradense Environment: A Review on Dark Matter Admixed Neutron Stars”
by Francesco Grippa, Gaetano Lambiase and Tanmay Kumar Poddar
Universe 2025, 11(3), 74; https://doi.org/10.3390/universe11030074
Available online: https://www.mdpi.com/2218-1997/11/3/74

“Hadronic Molecules with Four Charm or Beauty Quarks”
by Wen-Ying Liu and Hua-Xing Chen
Universe 2025, 11(2), 36; https://doi.org/10.3390/universe11020036
Available online: https://www.mdpi.com/2218-1997/11/2/36

“Bayesian Analysis of Hybrid Neutron Star EOS Constraints Within an Instantaneous Nonlocal Chiral Quark Matter Model”
by Alexander Ayriyan, David Blaschke, Juan Pablo Carlomagno, Gustavo A. Contrera and Ana Gabriela Grunfeld
Universe 2025, 11(5), 141; https://doi.org/10.3390/universe11050141
Available online: https://www.mdpi.com/2218-1997/11/5/141

“Leading Logarithm Quantum Gravity”
by S. P. Miao, N. C. Tsamis and R. P. Woodard
Universe 2025, 11(7), 223; https://doi.org/10.3390/universe11070223
Available online: https://www.mdpi.com/2218-1997/11/7/223

“Quantum-Ordering Ambiguities in Weak Chern—Simons 4D Gravity and Metastability of the Condensate-Induced Inflation”
by Panagiotis Dorlis, Nick E. Mavromatos and Sotirios-Neilos Vlachos
Universe 2025, 11(1), 15; https://doi.org/10.3390/universe11010015
Available online: https://www.mdpi.com/2218-1997/11/1/15

“Non-Singular “Gauss” Black Hole from Non-Locality”
by Jens Boos
Universe 2025, 11(4), 112; https://doi.org/10.3390/universe11040112
Available online: https://www.mdpi.com/2218-1997/11/4/112

“Introduction to Thermal Field Theory: From First Principles to Applications”
by Alberto Salvio
Universe 2025, 11(1), 16; https://doi.org/10.3390/universe11010016
Available online: https://www.mdpi.com/2218-1997/11/1/16

“Anisotropic Compact Stars in General Relativity: An Exact Self-Bound Analytical Solution for Stellar Systems”
by Sunil Kumar Maurya, Ghulam Mustafa, Faisal Javed, Saibal Ray, Assmaa Abd-Elmonem and Neissrien Alhubieshi
Universe 2025, 11(2), 33; https://doi.org/10.3390/universe11020033
Available online: https://www.mdpi.com/2218-1997/11/2/33

“Revisiting Holographic Dark Energy from the Perspective of Multi-Messenger Gravitational Wave Astronomy: Future Joint Observations with Short Gamma-Ray Bursts”
by Tao Han, Ze Li, Jing-Fei Zhang and Xin Zhang
Universe 2025, 11(3), 85; https://doi.org/10.3390/universe11030085
Available online: https://www.mdpi.com/2218-1997/11/3/85