Planet codenames
From Sega Retro
After successfully launching the Sega Mega Drive/Genesis, Sega commissioned several projects under different codenames of the planets in the Solar System. These are listed below.
| Codename | Equivalent |
|---|---|
| Sega Mercury | Sega Game Gear |
| Sega Venus | Sega Nomad |
| Sega Earth | Unused |
| Sega Mars | Sega 32X |
| Sega Jupiter | Cart-based 32-bit system; abandoned in planning stages in favor of a disc-based system that became known as... |
| Sega Saturn | Final name. |
| Sega Uranus | Unknown, possibly unused |
| Sega Neptune | 32X/Mega Drive combo unit |
| Sega Pluto | Unknown, possibly unused |
By the time the Sega Dreamcast was planned, Sega had moved on to a new scheme.
| Sega Home Video Game Systems | ||||||||||||||||||||||||||||
| 83 | 84 | 85 | 86 | 87 | 88 | 89 | 90 | 91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SG-1000 | SG-1000 II | Mega Drive | Mega Drive II | |||||||||||||||||||||||||
| SC-3000 | Mega-CD | Mega-CD II | Genesis 3 | |||||||||||||||||||||||||
| Sega Mark III | 32X | Dreamcast | ||||||||||||||||||||||||||
| Master System | Master System II | |||||||||||||||||||||||||||
| AI Computer | Game Gear | |||||||||||||||||||||||||||
| Saturn | ||||||||||||||||||||||||||||
| Pico | Beena | |||||||||||||||||||||||||||