☆☆宇宙の大きさを体感できる動画Mitaka version 1.3.2 National Astronomical Observatory of Japan Four Dimensional Digital Universe project provided. Music : #9 Dreams of the Goddess ～Feena～/...youtu.be
宇宙の大きさを体感できる動画Mitaka version 1.3.2 National Astronomical Observatory of Japan Four Dimensional Digital Universe project provided. Music : #9 Dreams of the Goddess ～Feena～/...youtu.be
