2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/34316We argue that a particular spacetime, a spherically symmetric spacetime with hyper-surface orthogonal, radial, homothetic Killing vector, is a physically meaningful spacetime that describes the problem of spherical gravitational collapse in its full "physical" generality.Latex4, No Figures, Comments and Criticisms most welcomeGeneral Relativity and Quantum CosmologyAstrophysicsWhat is the spacetime of {\em physically realizable} spherical collapse?text