2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/102384In the framework of the solvable model of cosmology constructed in the Earth-related coordinate system, we derive the modified Hubble law. This law carries the slowly time-varying Hubble parameter. The modified Hubble law eliminates the need for dark energy.4 pages with no figureGeneral PhysicsModified Hubble law, the time-varying Hubble parameter and the problem of dark energytext