https://telescoper.blog/2026/04/18/weekly-update-from-the-open-journal-of-astrophysics-18-04-2026/In the Darken2026-04-18T09:30:58+00:00Weekly Update from the Open Journal of Astrophysics – 18/04/2026galaxy formation, Open Access, strong gravitational lensing, Open Access Publishing., LSST, Orbits, Solar and Stellar Astrophysics, Cosmology and NonGalactic Astrophysics, Astrophysics of Galaxies, Diamond Open Access, Instrumentation and Methods for Astrophysics, Computational Astrophysics, Earth and Planetary Astrophysics, Diamond Open Access Publishing, binary stars, Galaxy Morphology, Lyman-Alpha Emitters, light curves, stellar halos, arXiv:2509.14875v2, statmorph-lsst, arXiv:2511.09644v2, arXiv:2503.03824v4, zELDA, Intergalactic Medium, Sérsic profile, galaxy profiles, arXiv:2508.20266v2, THESAN, Ionization, LAEs, Epoch of Reionization, arXiv:2510.18946v2, arXiv:2601.14688v2https://telescoper.blog/2026/04/17/biblical-me/In the Darken2026-04-17T09:45:36+00:00Biblical MearXiv, Donald Trump, Moseshttps://telescoper.blog/2026/04/16/the-perseus-cluster/In the Darken2026-04-16T13:36:49+00:00The Perseus ClusterEuclid, Perseus Cluster, Abell 426, Observatoire de Haute-Provence, Abell 436