Games like Ashes of the Singularity: Escalation - Inception

If you finished Ashes of the Singularity: Escalation - Inception, the closest matches are Planetbase, Distant Worlds: Universe, Ashes of the Singularity, Cosmoteer: Starship Architect & Commander and Space Rogue. All 9 share its indie genre and are ranked by how closely their themes and modes overlap.