Here is the full list of all 14 Bonfire trophies - there are 1 bronze, 2 silver, 10 gold and 1 platinum.
Earn all other trophies
Land on uncharted planet
Flip all switches in cockpit
Eat 5 Marshmallows
Throw 5 logs into a plant
Scan Stars
Scan PB
Scan Beast
Scan all objects in a single playthrough
Successfully torch beast with a log
See save PB ending
See save humanity ending
Perfect Roast a Marshmallow
Complete Bonfire