"Macrocosm" was the 54th episode of Star Trek: Voyager, the 11th episode of the show's third season, first aired on 11 December 1996. The episode was written by Brannon Braga and directed by Alexander Singer.


Captain's log, stardate 50425.1. 
Mister Neelix and I have completed our three day trade mission with the Tak Tak, one of the more... unusual species we've encountered in the Delta Quadrant. We are en route back to Voyager.

Captain Kathryn Janeway straps on a phaser rifle and stalks through the corridors of Voyager in a battle against a macrovirus that has infested the starship and incapacitated the crew.

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AyalaCulhaneChakotaythe DoctorKathryn JanewayKesHarry KimNeelixTom ParisRussellB'Elanna TorresTuvokUSS Voyager personnel (unnamed USS Voyager personnel: command division crewperson, sciences division crewman and crewwoman) • unnamed characters (Tak Tak consul, Garan miner) • unnamed holodeck characters (Paxau hologram alien waiter, Paxau holograms companion 001, Paxau hologram volleyball player 001, Paxau hologram volleyball player 002, Paxau hologram volleyball player 003)
Referenced only 
GallagherMarie KaplanNaomi WildmanSamantha Wildman

Starships and vehiclesEdit

Shuttlecraft Sacajawea (Type-6 shuttlecraft) • Tak Tak starshipUSS Voyager (Intrepid-class cruiser)


the galaxy's Delta Quadrant
Referenced only 
Rinax marshlands (Rinax, Talax system, the galaxy's Delta Quadrant)

Shipboard locationsEdit

USS Voyager 
bridgecargo bayengineeringJefferies tubemess hallquarterscorridorshuttlebaysickbaytransporter roomturboliftturboshaftweapons locker

Races and culturesEdit

hologramHumanKlingonKtarianOcampaTak TakTalaxianVulcan

States and organizationsEdit

StarfleetUnited Federation of Planets

Materials and substancesEdit



Good Morning, Voyager

Rules and regulationsEdit

Starfleet General Orders and Regulationslevel 4 quarantine


animalhumanoidguinea pigmacrovirusvirus

Technology and weaponsEdit

bio-filterforce fieldknifelevel-3 force fieldmicroscopemobile emitterphaser riflereplicatorsensorspacecraftstarshiptransporter buffertricorderwarning buoywarp engine

Ranks and titlesEdit

ambassadorcaptainchief engineerchief medical officercommanding officerconsulcrewmandoctorengineerensignfirst officerlieutenantlieutenant commanderlieutenant junior grademorale officerofficerpower couplingsecond officersecurity chieftactical officerweapons officer

Other referencesEdit

alienantigenanatomyatmospherebeamingbootcaptain's logcaptain's log, USS Voyager, 2374clothingcommunicationsdiplomacyFederation membersenergygovernmenthairhomeworldjumpsuitlanguagelifeformlog entrymattermining colonynation-stateorbitpantsplanetquadrantraces and culturesrankradiationregulationspacestarstar systemstardateStarfleet uniformStarfleet uniform (2366-2373)technologytimetitleuniformuniversewarweaponfirst contacttradehandshipcoordinateslong-range sensorlight-yearhailing frequencydesktop monitorhourtransportermucilaginous compoundphaserbulkheaddistress callarmhouse flyGaranminingcolonyunnamed planets (mining colony) • diseaseaway missionvirusmedical tricorderbio-neural gel packantidotegasenvironmental controlholodeckholo-characterPaxau Resortbombpaintingskiinginversion nebulalungvolleyballsciences divisioncommand divisionoperations divisionAmerican Sign Languageamino acidantigen bombbiocontainment fieldbioelectric interferencedispersal nodedizzinessCelsiuscentimetermeasurementsciencechromolinguisticsdermal regeneratorextensor muscleGarangesturegraniteIndianainfrared radiationinoculationinternal sensorintruder alertlavaflyLeyronmaximum warpmetermicronmillimetermyelin regeneratorpneumatic conduitpot roastproteinpyroclasticred alertSector 38synthetic antigenTak Tak homeworld


The macrophage expands to the mining colony. (prior to episode)
stardate 50425.1, 2373 (2370s chronology, Voyager's journey
Voyager travels near the macrovirus infection zone to meet with the shuttle from the Tak Tak mission.


Related storiesEdit



published order
Previous episode:
The Q and the Grey
Voyager episode produced Next episode:
Alter Ego
Previous episode:
The Q and the Grey
Voyager episode aired Next episode:
Fair Trade
chronological order
Previous Adventure:
Final Entry
17th entry
Pocket Next Adventure:
Previous Adventure:
The Q and the Grey
Journey of the USS Voyager Next Adventure:
Fair Trade

External linksEdit

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