Steady state model Weinberg wrote in 1972, Since this discovery, the Big Bang theory has been considered to provide the best explanation of the origin of the universe. In most astrophysical publications, the Big Bang is implicitly accepted and is used as the basis of more complete theories. Quasi-steady state cosmology (QSS) was proposed in 1993 by Fred Hoyle, Geoffrey Burbidge, and Jayant V. Narlikar as a new incarnation of the steady state ideas meant to explain additional features unaccounted for in the initial proposal. The model suggests pockets of creation occurring over time within the universe, sometimes referred to as "minibangs," "mini-creation
The Big Bang Theory Lorre and Molaro, with Prady expected to be involved in some capacity, and intended to air in the 2017–18 season alongside "The Big Bang Theory". The initial idea for the series came from Parsons, who passed it along to "The Big Bang Theory" producers. In early March 2017, Iain Armitage was cast as the younger Sheldon, as well as Zoe Perry as his mother, Mary Cooper. Perry is the real-life daughter of Laurie Metcalf, who portrays Mary Cooper on "The Big Bang Theory". On March 13, 2017, CBS ordered the spin-off "Young Sheldon" series. Jon Favreau directed and executive produced