Here is the full list of all 17 Battlevoid: Harbinger achievements.
Win easy difficulty.
Destroy 50 factories.
Destroy 30 factories.
Escort 10 ships.
Destroy 15 factories.
Kill nemesis.
Complete 50 missions (Destroy enemy ship).
Complete 50 missions (Visit sector).
Complete 30 missions (Visit sector).
Complete 30 missions (Destroy enemy ship).
Destroy 5 factories.
Complete 10 missions (Destroy enemy ship).
Complete 10 missions (Visit sector).
Win normal difficulty.
Win hard difficulty.
Escort 30 ships.
Escort 50 ships.