Here is the full list of all 40 Clouds Ahoy! achievements.
Dock with the skyship at 100 skyports
Fly past 100 skyports without docking
Hold on to a delivery for 2 or more skyports
Hold on to a delivery for 5 or more skyports
Hold on to a delivery for 10 or more skyports
Pilot a sloop over more than 5000 meters
Pilot a sloop over more than 50,000 meters
Pilot a sloop over more than 500,000 meters
Pilot a schooner over more than 5000 meters
Pilot a schooner over more than 50,000 meters
Pilot a schooner over more than 500,000 meters
Pilot a frigate over more than 5000 meters
Pilot a frigate over more than 50,000 meters
Pilot a frigate over more than 500,000 meters
Fire each type of skyship turret at least once
Purchase the Mk2 versions of the balloon, propeller and thruster
Purchase the Mk3 versions of the balloon, propeller and thruster
Reach the highest session level for the red faction
Reach the highest session level for the blue faction
Reach the highest session level for the green faction
Catch 100 small fish using the fishing rod
Catch a large swordfish using the fishing rod
Pilot the skyship into the sunset
Pilot the skyship into the storm
Pilot the skyship into the night
Pilot the skyship into the wastelands
As a team defeat 10,000 regular swarm pods
As a team defeat 500 stalkers
As a team defeat 200 regular breeders
Make the skyship go up very fast
Make the skyship go forward very fast
Equip all parts of the Mk2 juggernaut gear
Spend 100,000 dollars with local shopkeepers
Use the wrench to repair skyship parts many times
Use the hammer to repair the hull of the skyship many times
Use the foam blaster to repair the balloons many times
Use the pipe wrench to place pipes many times
Reach the last region on the hardest difficulty