The Big Bang and Georges Lemaitre

I Cosmology.- Physical and cosmological interactions.- Impact of Lemaitre's ideas on modern cosmology.- Massive neutrinos and photinos in cosmology and galactic astronomy.- The primordial nucleosynthesis.- A generalization of the Lemattre models.- Is the universe homogeneous on a large scale?.- Vacuum inhomogeneous cosmological models.- The significance of Newtonian cosmology.- Numerical simulation of evolution of a multi-dimensional Higgs field in the new inflationary scenario.- Primordial nucleosynthesis and nuclear reaction rates uncertainties.- Time and singularity.- Quasar energy from frozen fusion via massive neutrinos?.- Estimation of galactic masses using the zero energy-momentum cosmological principle.- II - Celestial Mechanics.- Dynamics of orbiting dust under radiation pressure.- Non gravitational forces in the evolution of the solar system.- Generalizations of the restricted problem of three bodies.- Secular perturbations of asteroids with commensurable mean motions.- A mechanism of depletion for the Kirkwood's gaps.- On the stability of the solar system as hierarchical dynamical system.- A relativistic approach to the Kepler problem.- The three-body problem in stellar dynamics.- The critical periodic orbits in the Stormer problem.- A multimode investigation of granular and supergranular motions I: Boussinesq model.- III - Structure of the Universe and Cosmic Rays.- Galaxy formation revisited.- Clusters and superclusters.- Cosmic ray sources and confinement in the galaxy.- Strong evidence for metagalactic shock waves at redshifts z?2-3.- Algebraic programming in general relativity and cosmology.- Finite euclidean and non-euclidean geometry with applications to the finite pendulum and the polygonal harmonic motion. A first step to finite cosmology.- IV - Georges Lemaitre: The Man and His Work.- Monsignor Georges Lemaitre.- The Scientific Work of Georges Lemaitre.- Bibliography of Georges Lemaitre.- Author Index.