Kaguya -takes its name from a Japanese story of a princess- enter the lunar orbit in about 20 days leaving only about 100 kilometers from its surface. The program, which has a cost greater than U.S. $ 480 million, expects to collect about a year for as much information as possible to try and solve the mystery of the creation of our natural satellite, which could facilitate a discussion on the future the installation of a human base on his face.
This milestone driven by Japan (adding to the explorations of the Apollo XIII, the famous walk of Neil Armstrong), which is considered one of the most complex in history, began the space race to reach the moon ahead of China and India in their attempts to start this challenge.