Stars move in the sky, mountains rise and fall on the ground, tides rise and fall in the sea ... the laws of nature flow in all areas of astronomical geography. The universe is too big and human beings are too small. All we know is the tip of the iceberg. However, just the tip of the iceberg is enough to dazzle and amaze people. Listen to the Knowledge: Astronomy and Geography to give the child a world he should know. Astronomical Phenomena and Instruments-Who invented the first reflecting telescope? Galactic Astronomy-Is the Vega Nebula a cloud? Geology-Why are there fossils of shells on the Qinghai-Tibet plateau? Resources and Environment-Why did the Greenhouse Effect appear after the Industrial Revolution? Cultural Tourism-Why are there so many strange rocks in Suzhou landscape? Historical Geography-The eruption of the French Revolution in 1789 may have been due to volcanic eruptions in Iceland.