Photon Torpedoes

Photon torpedoes were warp-capable tactical matter/antimatter weapons commonly deployed aboard starships and starbases by various organizations. The Mark XXV torpedo was the current design as of 2375. It has a dry mass of only 186.7 kilograms. The reactant capacity has increased five percent over the previous design, leading to a slightly higher yield of 18.5 isotons. The reactants are in a cryogenic state. Effective tactical range was increased to 4.05 million kilometers.

External Information

Photon Torpedo at Memory Alpha

SECURITY AND TACTICAL DEPARTMENT
IMPORTANT ERRATA	Security and Tactical Department • Security and Tactical Positions • Search and Rescue Specialized Duty Posts • Security Clearances
TACTICAL SYSTEMS	Ablative Armor • MLSS Shields • Phaser Arrays • Photon Torpedoes • Quantum Torpedoes • Tri-Cobalt Torpedoes
SECURITY FUNCTIONS	Access Codes • Security Locations • Security Terminology • Starship Security Procedures Phaser Settings • Tactical Belt • Type-I Phaser • Type-I Non-Lethal Pistol • Type-II Phaser • Type-III Phaser
NOTABLE LOCATIONS	Security Complex • Chief Security Officer's Office • Brig • Isolation Cell • Armory • Phaser Range • Weapons Locker
PERSONNEL FUNCTIONS	Alert Status • Cabin Assignments • Computer Access Levels • Deck Listing • Department Head • Duty Roster • Operating Modes • Security Clearances • Rank Guide • Rank Comparisons • Uniforms
DEPARTMENTS	Command • Flight Control • Intelligence • Operations • Engineering Security/Tactical • Medical • Science • Squadron • Civilians