13.01.2023 - "Rescuing constraints on modified gravity through gravitational redshift" (Miss Sveva Castello, Département de Physique Théorique and Center for Astroparticle Physics, University of Genève, Switzerland)
20.01.2023 - no seminar
27.01.2023 - "Mysterious Zeros in Vector K-mouflage" (Prof. Philippe Brax, Institut de Physique Theorique, Universite Paris-Saclay, CEA, CNRS, France)

03.02.2023 - "Easing the Hubble tension - What works and what doesn't?" (Dr. Nils Schöneberg, Institut de Ciències del Cosmos, Universitat de Barcelona, Spain)
10.02.2023 - "Ambiguous power spectrum and the primordial structure from a quantum bounce" (Mr. Jaime de Cabo Martin, National Centre for Nuclear Research, Warsaw, Poland)

03.03.2023 - "Electromagnetism and atoms in the Big Bang" (Dr. Luke Hart, Jodrell Bank Centre for Astrophysics, University of Manchester, UK)
10.03.2023 - no seminar
17.03.2023 - "Black holes across cosmic history: How did they get so big?" (Dr. Duncan Farrah, Department of Physics and Astronomy, University of Hawai'i at Mānoa)
24.03.2023 - "Is the Hubble constant tension a cosmological anomaly?" (Prof. Radoslaw Jan Wojtak, Niels Bohr Institute, Copenhagen, Denmark)
31.03.2023 - "Cosmology with one galaxy?'" (Dr. Caroline Heneka, Institute of Theoretical Physics, University of Heidelberg, Germany)