Here is the full list of all 18 Direct Hit: Missile War achievements.
Create a missile prototype with a Recon Photo System
Create a missile prototype with a Explosive Warhead
Possess 8 working Refineries on a single mission
Earn 100,000 by trading in the Star Market
Possess 4 working Factories on a single mission
Possess 50 working Wind Generators on a single mission
Launch 100 Cruise Missiles on a single mission
Intercept 100 enemy missiles in a single mission
Spend 50,000 modifying the terrain on a single mission
Complete the campaign
Complete the campaign choosing Neosun Corp as your opponent in every mission
Research all Missile Technology
Research all Technology
Possess 3 working Nuclear Power Plants
Win a mission in less than 30 minutes
Create a missile prototype with an EMP Warhead
Create a missile prototype with a Nuclear Warhead
Destroy all enemy buildings before destroying the enemy Dropship