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