S03E12: Macrocosm
Stardate: Unknown. After returning from a first contact mission, Janeway, Neelix and the Doctor must retake Voyager from an infestation of microorganisms that grow to an alarming size.
Previous Episode 
Season 1
Caretaker
S1E1 / 16 Jan 1995
Parallax
S1E2 / 23 Jan 1995
Time and Again
S1E3 / 30 Jan 1995
Phage
S1E4 / 06 Feb 1995
The Cloud
S1E5 / 13 Feb 1995
Eye of the Needle
S1E6 / 20 Feb 1995
Ex Post Facto
S1E7 / 27 Feb 1995
Emanations
S1E8 / 13 Mar 1995
Prime Factors
S1E9 / 20 Mar 1995
State of Flux
S1E10 / 10 Apr 1995
Heroes and Demons
S1E11 / 24 Apr 1995
Cathexis
S1E12 / 01 May 1995
Faces
S1E13 / 08 May 1995
Jetrel
S1E14 / 15 May 1995
Learning Curve
S1E15 / 22 May 1995
Season 2
The 37's
S2E1 / 28 Aug 1995
Initiations
S2E2 / 04 Sep 1995
Projections
S2E3 / 11 Sep 1995
Elogium
S2E4 / 18 Sep 1995
Non Sequitur
S2E5 / 25 Sep 1995
Twisted
S2E6 / 02 Oct 1995
Parturition
S2E7 / 09 Oct 1995
Persistence of Vision
S2E8 / 30 Oct 1995
Tattoo
S2E9 / 06 Nov 1995
Cold Fire
S2E10 / 13 Nov 1995
Maneuvers
S2E11 / 20 Nov 1995
Resistance
S2E12 / 27 Nov 1995
Prototype
S2E13 / 15 Jan 1996
Alliances
S2E14 / 22 Jan 1996
Threshold
S2E15 / 29 Jan 1996
Meld
S2E16 / 05 Feb 1996
Dreadnought
S2E17 / 12 Feb 1996
Death Wish
S2E18 / 19 Feb 1996
Lifesigns
S2E19 / 26 Feb 1996
Investigations
S2E20 / 13 Mar 1996
Deadlock
S2E21 / 18 Mar 1996
Innocence
S2E22 / 08 Apr 1996
The Thaw
S2E23 / 29 Apr 1996
Tuvix
S2E24 / 06 May 1996
Resolutions
S2E25 / 13 May 1996
Basics (1)
S2E26 / 20 May 1996
Season 3
Basics (2)
S3E1 / 04 Sep 1996
Flashback
S3E2 / 11 Sep 1996
The Chute
S3E3 / 18 Sep 1996
The Swarm
S3E4 / 25 Sep 1996
False Profits
S3E5 / 02 Oct 1996
Remember
S3E6 / 09 Oct 1996
Sacred Ground
S3E7 / 30 Oct 1996
Future's End (1)
S3E8 / 06 Nov 1996
Future's End (2)
S3E9 / 13 Nov 1996
Warlord
S3E10 / 20 Nov 1996
The Q and the Grey
S3E11 / 27 Nov 1996
Macrocosm
S3E12 / 11 Dec 1996
Fair Trade
S3E13 / 08 Jan 1997
Alter Ego
S3E14 / 15 Jan 1997
Coda
S3E15 / 29 Jan 1997
Blood Fever
S3E16 / 05 Feb 1997
Unity
S3E17 / 12 Feb 1997
Darkling
S3E18 / 19 Feb 1997
Rise
S3E19 / 26 Feb 1997
Favorite Son
S3E20 / 19 Mar 1997
Before and After
S3E21 / 09 Apr 1997
Real Life
S3E22 / 23 Apr 1997
Distant Origin
S3E23 / 30 Apr 1997
Displaced
S3E24 / 07 May 1997
Worst Case Scenario
S3E25 / 14 May 1997
Scorpion (1)
S3E26 / 21 May 1997
Season 4
Scorpion (2)
S4E1 / 03 Sep 1997
The Gift
S4E2 / 10 Sep 1997
Day of Honor
S4E3 / 17 Sep 1997
Nemesis
S4E4 / 24 Sep 1997
Revulsion
S4E5 / 01 Oct 1997
The Raven
S4E6 / 08 Oct 1997
Scientific Method
S4E7 / 29 Oct 1997
Year of Hell (1)
S4E8 / 05 Nov 1997
Year of Hell (2)
S4E9 / 12 Nov 1997
Random Thoughts
S4E10 / 19 Nov 1997
Concerning Flight
S4E11 / 26 Nov 1997
Mortal Coil
S4E12 / 17 Dec 1997
Waking Moments
S4E13 / 14 Jan 1998
Message in a Bottle
S4E14 / 21 Jan 1998
Hunters
S4E15 / 11 Feb 1998
Prey
S4E16 / 18 Feb 1998
Retrospect
S4E17 / 25 Feb 1998
The Killing Game (1)
S4E18 / 04 Mar 1998
The Killing Game (2)
S4E19 / 04 Mar 1998
Vis à Vis
S4E20 / 08 Apr 1998
The Omega Directive
S4E21 / 15 Apr 1998
Unforgettable
S4E22 / 22 Apr 1998
Living Witness
S4E23 / 29 Apr 1998
Demon
S4E24 / 06 May 1998
One
S4E25 / 13 May 1998
Hope and Fear
S4E26 / 20 May 1998
Season 5
Night
S5E1 / 14 Oct 1998
Drone
S5E2 / 21 Oct 1998
Extreme Risk
S5E3 / 28 Oct 1998
In the Flesh
S5E4 / 04 Nov 1998
Once Upon a Time
S5E5 / 11 Nov 1998
Timeless
S5E6 / 18 Nov 1998
Infinite Regress
S5E7 / 25 Nov 1998
Nothing Human
S5E8 / 02 Dec 1998
Thirty Days
S5E9 / 09 Dec 1998
Counterpoint
S5E10 / 16 Dec 1998
Latent Image
S5E11 / 20 Jan 1999
Bride of Chaotica!
S5E12 / 27 Jan 1999
Gravity
S5E13 / 03 Feb 1999
Bliss
S5E14 / 10 Feb 1999
Dark Frontier
S5E15 / 17 Feb 1999
The Disease
S5E16 / 24 Feb 1999
Course: Oblivion
S5E17 / 03 Mar 1999
The Fight
S5E18 / 24 Mar 1999
Think Tank
S5E19 / 31 Mar 1999
Juggernaut
S5E20 / 26 Apr 1999
Someone to Watch Over Me
S5E21 / 28 Apr 1999
11:59
S5E22 / 05 May 1999
Relativity
S5E23 / 12 May 1999
Warhead
S5E24 / 19 May 1999
Equinox (1)
S5E25 / 26 May 1999
Season 6
Equinox (2)
S6E1 / 22 Sep 1999
Survival Instinct
S6E2 / 29 Sep 1999
Barge of the Dead
S6E3 / 06 Oct 1999
Tinker Tenor Doctor Spy
S6E4 / 13 Oct 1999
Alice
S6E5 / 20 Oct 1999
Riddles
S6E6 / 03 Nov 1999
Dragon's Teeth
S6E7 / 10 Nov 1999
One Small Step
S6E8 / 17 Nov 1999
The Voyager Conspiracy
S6E9 / 24 Nov 1999
Pathfinder
S6E10 / 01 Dec 1999
Fair Haven
S6E11 / 12 Jan 2000
Blink of an Eye
S6E12 / 19 Jan 2000
Virtuoso
S6E13 / 26 Jan 2000
Memorial
S6E14 / 02 Feb 2000
Tsunkatse
S6E15 / 09 Feb 2000
Collective
S6E16 / 16 Feb 2000
Spirit Folk
S6E17 / 23 Feb 2000
Ashes to Ashes
S6E18 / 01 Mar 2000
Child's Play
S6E19 / 08 Mar 2000
Good Shepherd
S6E20 / 15 Mar 2000
Live Fast and Prosper
S6E21 / 19 Apr 2000
Muse
S6E22 / 26 Apr 2000
Fury
S6E23 / 03 May 2000
Life Line
S6E24 / 10 May 2000
The Haunting of Deck Twelve
S6E25 / 17 May 2000
Unimatrix Zero (1)
S6E26 / 24 May 2000
Season 7
Unimatrix Zero (2)
S7E1 / 04 Oct 2000
Imperfection
S7E2 / 11 Oct 2000
Drive
S7E3 / 18 Oct 2000
Repression
S7E4 / 25 Oct 2000
Critical Care
S7E5 / 01 Nov 2000
Inside Man
S7E6 / 08 Nov 2000
Body and Soul
S7E7 / 15 Nov 2000
Nightingale
S7E8 / 22 Nov 2000
Flesh and Blood (1)
S7E9 / 29 Nov 2000
Flesh and Blood (2)
S7E10 / 29 Nov 2000
Shattered
S7E11 / 17 Jan 2001
Lineage
S7E12 / 24 Jan 2001
Repentance
S7E13 / 31 Jan 2001
Prophecy
S7E14 / 07 Feb 2001
The Void
S7E15 / 14 Feb 2001
Workforce (1)
S7E16 / 21 Feb 2001
Workforce (2)
S7E17 / 28 Feb 2001
Human Error
S7E18 / 07 Mar 2001
Q2
S7E19 / 11 Apr 2001
Author, Author
S7E20 / 18 Apr 2001
Friendship One
S7E21 / 25 Apr 2001
Natural Law
S7E22 / 02 May 2001
Homestead
S7E23 / 09 May 2001
Renaissance Man
S7E24 / 16 May 2001
Endgame
S7E25 / 23 May 2001
Kate Mulgrew
Kathryn Janeway
Robert Beltran
Chakotay
Roxann Dawson
B'Elanna Torres
Robert Duncan McNeill
Tom Paris
Ethan Phillips
Neelix
Robert Picardo
The Doctor
Tim Russ
Tuvok
