Here is the full list of all 40 Space Trader: Merchant Marine achievements.
Finish Chapter 5 of the campaign.
Help XK-CD and the GREP with their problems.
Find and retrieve Lieutenant Dan.
Pay off Auditor Horus to leave Ganymede.
Help Robert Tritex with his water development project.
Pay to gain access to Europa.
Rescue Reg Huxley aboard the salvaged ship.
Defeat the Burners on Io.
Get a fugitive rating from the Ministry of Accounts in any chapter.
Finish Chapter 4 of the campaign.
Defeat Pirate Captain Odd.
Defeat Swashbuckler Pete.
Finish Chapter 3 of the campaign.
Break into the Records Depot and get what ERic Dans instructs you to get.
Betray Gordon and Terra Yex after they ask you for help.
Help Charles Dekord find passengers for his convoy.
Accept the starter missions from each of the three factions at the same time.
Help out Jara Lenn and the hostages in Power Station 780.
Finish Chapter 2 of the campaign.
Pay the money you owe to Sally Barris.
Eliminate Boel Krugger.
Max out your cargo slots in a challenge or in the campaign.
Complete Chapter 1 of the campaign.
Help Peter Mikhail with his squeaky leg problem.
Collect 8 Hydraulic Fluids on Earth.
Complete the tutorial.
Fight the Ministry of Accounts off of Europa.
Speak with each Merchant on the Luxury Ship.
Help Terra and Gordon Yex with the plans to poison the water supply.
Meet and speak with Ted the Irresponsible Guard.
Help Dr. Bertram in the Deimos Gravity Research Station.
Help XK-CD and his companions escape the inner solar system.
Convince Boel Krugger to leave without resorting to violence.
Get rejected by each of the merchants on Earth.
Clear all bounties in Chapter 2.
Clear all bounties in Chapter 3.
Clear all bounties in Chapter 5.
Finish Moon Madness with a net worth of $5,000,000 or more.
Finish Free Trade with a net worth of $10,000,000 or more.
Finish Red Eye Trader with a net worth of $50,000,000 or more.