Here is the full list of all 13 Star Wars Bounty Hunter trophies - there are 9 bronze, 3 silver and 1 gold.
Capture every Secondary Bounty.
Complete Chapter 6.
Find all 18 secrets.
Complete Chapter 5.
Complete Chapter 4.
Complete Chapter 3.
Kill 1,500 total enemies.
Kill 1,000 total enemies.
Kill an enemy with a manually guided missile.
Complete Chapter 2.
Kill 150 enemies in one level without killing any non-enemies.
Complete Chapter 1.
Mark and claim your first bounty.