The background premise of "Interstellar" was conceived by the filmmaker Linda Obst and the theoretical physicist Kip S. Thorne. They had already collaborated in the 1997 film "Time and Space Contact" , And under the introduction of astronomer Carl Sagan, the two have known each other. The two conceived two plans based on the results of Thorne’s scientific research. "The most bizarre thing in the universe is suddenly accessible to humans." This topic attracted film producer Steven Spielberg. Directed interest. The film was developed in June 2006, when Spielberg and Paramount Pictures announced an eight-page plan for a science fiction film written by Linda Obst and Kip Thorne. In March 2007, Jonathan Nolan was hired to write the script for the film.
Since Spielberg moved his studio DreamWorks from Paramount to Walt Disney Pictures in 2009, Paramount needed a new director to direct the film. Christopher Nolan suggested that his brother Jonathan Nolan participate in the project in 2012. Jonathan Nolan met with Kip S. Thorne and then served as executive producer to discuss the time and space in the story.
In January 2013, Paramount and Warner Bros. announced that they were discussing with Christopher Nolan about directing the film. Christopher stated that he hopes to encourage the goal of manned spaceflight and intends to work with his brother to write the script for the film based on his own ideas. In March of the same year, Christopher was determined to be the director of the film, which will be produced under his production company Xianjue Film Company and Linda Obst’s Linda Obst Production Company. The Hollywood Express stated that Christopher’s remuneration was US$20 million instead of 20% of movie sales (approximately US$1.21 million). In order to study the filming of the film, Christopher visited NASA and the private aerospace company Space Exploration Technology Company.
