2019 · ソースブック（プレイを拡張するルール／オプション）
Star Battles
This Starfinder supplement expands interplanetary warfare with new options for commanders, dogfighters, and jury-riggers, along with ship-focused spells and feats. It introduces rules for equipping armies and squadrons, mass combat tactics, command boons, sieges, infiltration, bombardment, and blockades. Additional spaceship content covers armor, weapons, sensors, security, expansion bays, damage control, defensive systems, hull types, crew actions, and ship stunts. Nearly 20 ready-to-use armies and fleets support campaigns featuring planetary and space battles.
属性／ステータス制（STR、CON、PERなど）ダイス（主にd20）ポイント制（ポイントを割り振ってスキルや能力を得る）
ゲーム情報（人数、プレイ時間、対象年齢、クレジット）の出典：BoardGameGeek。