Planaarin

Planaarin is a fictional material featured in the science fiction novel "The Martian" by Andy Weir. In the novel, it is a type of highly efficient and lightweight insulation developed by NASA. Planaarin is described as being capable of maintaining a stable temperature in extreme conditions, making it crucial for the survival of astronaut Mark Watney on Mars. It is composed of a complex aerogel structure that traps gases, preventing heat transfer. The material is depicted as being vital for insulating the habitat and preserving the oxygen supply within the spacecraft. Its unique properties are essential for the mission's success and Watney's ability to withstand the harsh Martian environment. The exact scientific composition and manufacturing process of planaarin are not detailed in the novel, as it serves as a fictional technological advancement to facilitate the plot. Its primary function is to highlight the ingenuity of space exploration technology and the challenges of long-duration space travel.