https://www.youtube.com/watch?v=E1naZiDnJg4
Each track is "inspired" by a planet or the moon (except last one).
Track 1 : 太陽 = The Sun
Track 2 : 水星 = Mercury
Track 3 : 金星 = Venus
Track 4 : 地球 = The Earth
Track 5 : 火星 + 木星 = Mars + Jupiter
Track 6 : 冥王星 = Pluto
Track 7 : 海王星 = Neptune
Track 8 : 月 = The Moon
Track 9 : 真空 = The Void
