Here is the full list of all 27 Rebel Galaxy Outlaw trophies - there are 9 bronze, 11 silver, 6 gold and 1 platinum.
All Trophies Collected
Destroy 120 Capital Ships
Earn the High Score at StarVenger
Win 10 Games of Dice Poker
Win 10 Games of Pool
Reach 3M Credits of Net Worth
Destroy 1000 Fighter Craft
Mine 20 Asteroids
Unlock All Buddy Characters
Complete the Story Campaign
Complete Bountiful Vista Upgrades
Reach 1M Credits of Net Worth
Destroy 50 Capital Ships
Kill 5 Pirate Lords
Complete 5 Risky Jumps
Shoot Down 100 Incoming Missiles
Purchase Bountiful Vista
Tractor 200 Objects
Claim 20 Bounties
Kill 1 Pirate Lord
Leave the Texas System
Destroy 200 Fighter Craft
Join the Mercenaries' Guild
Complete 50 Mission Board Missions
Purchase a New Ship
Join the Merchant's Guild
Meet Richter in Nacogdoches