GENERAL KNOWLEDGE

Detailed explanation-1: -Georges Lemaître, (1894-1966), Belgian cosmologist, Catholic priest, and father of the Big Bang theory.

Detailed explanation-2: -Georges Lemaître, (born July 17, 1894, Charleroi, Belgium-died June 20, 1966, Leuven), Belgian astronomer and cosmologist who formulated the modern big-bang theory, which holds that the universe began in a cataclysmic explosion of a small, primeval “super-atom.”

Detailed explanation-3: -In 1931, Lemaître proposed in his “hypothèse de l’atome primitif” (hypothesis of the primeval atom) that the universe began with the “explosion” of the “primeval atom”-what was later called the Big Bang.