4.6 Billion Year Story" -The Theory of Evolution-, Symphonic Synth Suite "
| Composed by | Koichi Sugiyama |
| Arranged by | Motoaki Takenouchi |
| Published by | Columbia |
| Catalog number | PLCE-902 |
| Release type | Game Soundtrack - Official Release |
| Format | 1 CD - 17 tracks |
| Release date | August 01, 1990 |
| Duration | 00:50:18 |
| Genres |
| 1 | 4.6 Billion Year Story Opening Theme ~ The World Is Born | 02:41 |  |
| 2 | Bud of the Earth | 01:58 | |
| 3 | Abundant Nature | 02:21 | |
| 4 | Beginning Year 450 Million | 02:37 | |
| 5 | Journey to the Unknown | 02:59 | |
| 6 | Go to the Land! | 03:51 | |
| 7 | Natural Selection | 02:20 | |
| 8 | Premonition of Destruction | 04:14 | |
| 9 | Dinosaur Extinction, Mourning | 03:27 | |
| 10 | Sorrow | 04:51 | |
| 11 | Another Evolution | 02:52 | |
| 12 | Approaching Demise | 01:27 | |
| 13 | Conceited People ~ The Army of Atlantis | 03:08 | |
| 14 | Final Selection | 03:20 | |
| 15 | Theme of Gaia ~ Becoming Mother Earth | 02:52 | |
| 16 | To a New Evolution | 01:57 | |
| 17 | 4.6 Billion Year Story Finale ~ And Off to Space! | 03:23 | |
