Even busy people will look up at the stars in the middle of the night, eager to explore the unknown universe. With the rapid development of the earth civilization, we have passed through the steam era, the industrial age, and entered the era of science and technology, but the beautiful earth mother has quickly become more and more uninhabitable. Problems such as smog, desertification, extinction of species, and so forth have emerged. Maybe it's time to find another habitat! The universe is so vast that there are planets that allow humankind to survive. Brave traveler, take risks for the happiness of all humanity!