Military Armaments
Military Armaments in the Stellaris encyclopedia: Military Arkships include additional weapon slots that upgrade automatically with newly researched weapons. The Weapon Preferences (Arkships) Policy decides which weapons they favor.
Military Armaments in the game's words
The encyclopedia entry as the game shows it in its tooltips; underlined words open their own entry or page here.
Military Arkships include additional weapon slots that upgrade automatically with newly researched weapons. The Weapon Preferences (Arkships) Policy decides which weapons they favor.
Tier I:
- 
Weapon Slots: +4
Tier II:
- Weapon Slots: +4
- 
Weapon Slots: +4
Tier III:
- Weapon Slots: +8
Source: common/game_concepts (concept_military_arkship_weapons) and localisation/english, Stellaris Cygnus v4.5.2 (9776).