Until now new civs only seemed to come from new one planet civs.
I'ld love to see additional ways in which civs are born, forged, created, ...
- Pirate nations (that you can pay to harass other civs)
- Planets with revolutions, after being unhappy for to long and not being under the influence of another civ
- Waring civs that unite (and form one new civ) against a common foe (as an alternative to surrendering)
- Coalitions, for example of one planet civs that unite for practical reasons (allowing members to leave)
- Lost civs that where displaced, out of phase, invisible, formerly non corporeal, or anything similar
- Asteroids and planets that are adrift and allow life (over time)
- Precursor planet forming modules (for instance by using nearby planetoid materials like asteroids, rings, ...)
- ...