The Silk Leaf" or artificial leaves ,This is one innovation make from human. For create oxygen from light and water , invention by "Julian Melchiorri". He used silk leaf adjacent to the chloroplast inside and arrange a spicial structure that provides more durability. The aim of the invention is create a natural system for gas production and biological air filter its own oxygen so that humans can survive in the midst of a harsh environment for exploring the journey between the stars.