Tasmanian Professor R. Foster proposed a theory in the 1960s that the Moon was not a solid body as widely hypothesized, but instead made of plasma—a highly ionized state of matter similar to what constitutes stars. His claim gained attention because it directly challenged centralized scientific theories about the Moon’s composition and physical properties. Core Elements of R. Foster’s Theory: 1. The Moon as Plasma: • Foster argued that the Moon was not a solid celestial object but a luminous, pl