In fact, the library is very small. We can read all the model and photo captions in 30 minutes at a rather slow speed. At 2 o'clock, Pasport to Universe, 13.2, student price 10.8, went into the dome to watch, first introduced the major stars in the Milky Way where the Earth is. Then the lecturer introduced the Southern Cross with real-time astronomical telescopes. He explained how to look at the twelve constellations. He could see that the telescopes in the center were turning. It was really eye-opening.