Red-giant branch Red-giant branch The red-giant branch (RGB), sometimes called the first giant branch, is the portion of the giant branch before helium ignition occurs in the course of stellar evolution. It is a stage that follows the main sequence for low- to intermediate-mass stars. Red-giant-branch stars have an inert helium core surrounded by a shell of hydrogen fusing via the CNO cycle. They are K- and M-class stars much larger and more luminous than main-sequence stars of the same temperature. Red giants were identified early in the 20th century when the use of the Hertzsprung–Russell diagram made it clear that there
Red Giant Movies of its distribution projects, "Vinnaithaandi Varuvaayaa", "Madrasapattinam", "Boss Engira Bhaskaran" and "Mynaa" became commercial successes. In the case of "Mynaa", the studio received praise for backing and choosing to purchase a small budget film and helping market it as a bigger film. From the end of 2011, Red Giant Movies has concentrated solely on producing films starring Udhayanidhi Stalin in the lead role. In addition to the films produced by Red Giant Movies since 2008, the following films from other banners were distributed by the company: Red Giant Movies Red Giant Movies is an Indian film production and distribution company