Here is the full list of all 17 Airmen achievements.
Complete a delivery contract as captain.
Complete a hunt contract as captain.
Complete a rescue contract as captain.
Complete a capture contract as captain.
Complete a harvest contract as captain.
Destroy an innocent sky whale.
Defeat the legendary mechalodon.
Defeat an enemy installation.
Complete a hunt contract of rank A.
Defeat the legendary ghost ship.
Complete a smuggling contract as captain.
As captain, travel from Spinal Island, to Copse Island, to Ridgeline Island, to White Spire Island, to Spinal Island in a sailing ship of 10k mass or greater without redeploying or using mag drives. A sailing ship has only buoyancy and sails as its only propulsion.
Collect 100 bounties of any amount.
Open any guide in the guides menu.
Complete all research on easy difficulty or harder.
Complete all research on medium difficulty or harder.
Complete all research on hard difficulty.