Stargazing passion becomes big business

Liu Pushun's childhood passion for stargazing began with him counting stars in his courtyard, has evolved into a lucrative business.

Now 38, Liu is a successful stargazing tour guide in northwestern China's Ningxia Hui autonomous region, running a company that brings tourists to areas where they can view constellations in the night sky throughout the year.

"The average cost for each person to participate in the stargazing tour is about 10,000 yuan ($1,470)," he said. "It is not cheap, but all my customers enjoy it."