Battlestar Galactica: 2003 Crossovers
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A Different Road Taken by Redrover117 reviews
In 1928 an alien artefact was discovered in Egypt and activated for the first time a few years later. In one reality Doctor Littlefield stepped through and was stranded on the planet Heliopolis for decades. In this reality he arrived on another planet entirely, one that house an Ancient Repository.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 19 - Words: 54,169 - Reviews: 247 - Favs: 349 - Follows: 457 - Updated: 10/11/2019 - Published: 9/23/2018 - Complete
Invincible by Darth Marrs reviews
"You are gathered here today because the world is going to end within the next three years," Hermione said succinctly. "But my husband, having died before, is in no hurry to do so again. We are here to try and save wizard kind itself." A Harry Potter/Battlestar Galactica Crossover, with a touch of 2012 fused in for the fun of it. Obviously not Epilogue Compliant.
Crossover - Harry Potter & Battlestar Galactica: 2003 - Rated: M - English - Drama/Adventure - Chapters: 33 - Words: 140,082 - Reviews: 2429 - Favs: 2,380 - Follows: 2,371 - Updated: 8/3/2019 - Published: 12/29/2018 - Harry P. - Complete
Tekkaman Meet the 12 colonies by ferduran reviews
One shot idea. Every crossover of BattleStar Galactica that I read is about colonial VS Cylons that lather found Earth, but what if the centurions want to destroy the humans form cylons as well and betray them the day of the attack to the colonies and years later the three side in conflict found an Earth that now is inhabited by Tekkaman, hundred years after the Radan's war.
Crossover - Teknoman & Battlestar Galactica: 2003 - Rated: M - English - Sci-Fi - Chapters: 1 - Words: 3,812 - Reviews: 4 - Favs: 12 - Follows: 8 - Published: 8/2/2019
A New Hope by OverWarlord reviews
Contingency plan Beta; Brave the vastness of intergalactic space and setup a human civilization far away from Trader-Space. There, they find a human civilization already setup...but with their own problems as well. BSG and SOASER crossover. Rated T for language...for now. Anyone interested in helping me write this story is welcome...just PM me!
Crossover - Battlestar Galactica: 2003 & Sins of a Solar Empire - Rated: T - English - Sci-Fi - Chapters: 6 - Words: 6,909 - Reviews: 14 - Favs: 27 - Follows: 28 - Updated: 8/2/2019 - Published: 11/18/2018
ALPHA 1 by moops reviews
SI gets dropped into the past of SG1 universe with no knowledge past season 1. all this while being a Cylon human construct.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 13,262 - Reviews: 43 - Favs: 158 - Follows: 207 - Updated: 5/12/2019 - Published: 2/13/2019 - Ra, OC
To change fate by fanfictionfanaticX reviews
Fate is a weird thing. By trying to stop it or change it, you discover that it has all already been written. Or has it? This is a Stargate and BSG 2003 crossover.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 28 - Words: 395,824 - Reviews: 334 - Favs: 357 - Follows: 466 - Updated: 5/10/2019 - Published: 12/22/2016
Problems with the Kobol Colonies by Dim95 reviews
This is a series of chapters covering the discovery of the Thirteenth Tribe and the consequences of annexing it to the unified government of the Twelve Colonies of Kobol. Here we see how the Colonials and the Cylons realize that the Thirteenth Tribe is much more advanced in technology, and in magic.
Crossover - Battlestar Galactica: 2003 & Fate/stay night - Rated: K - English - Sci-Fi - Chapters: 8 - Words: 12,621 - Reviews: 8 - Favs: 22 - Follows: 21 - Updated: 5/9/2019 - Published: 1/7/2019 - Complete
The Age of the 5th Race by hamburger73 reviews
After a long and devastating war with the Ori, General O'Neill is ordered by the IOA to evacuate all surviving SG personnel, along with the surviving alien allies, to a new colony with Atlantis.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 4 - Words: 9,406 - Reviews: 44 - Favs: 123 - Follows: 185 - Updated: 5/3/2019 - Published: 1/26/2019
On the Trail of Artemis by Dragon Cat84 reviews
This is a sequel to Adama and Artemis which I published some time ago
Crossover - Babylon 5 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 5 - Words: 9,693 - Reviews: 14 - Favs: 29 - Follows: 44 - Updated: 4/17/2019 - Published: 3/13/2019
Kaede and the Colonials by keithallen reviews
This might be a crossover that shouldn't happen buuuut, I got started on it and found I liked writing this. Kaede manages to keep the facility goons away from her, so they freeze her with plans to infect the planet with her. Plans go wrong and she becomes someone else's bad day. Don't pay attention to the 'genre', I don't.
Crossover - Battlestar Galactica: 2003 & Elfen Lied - Rated: T - English - Sci-Fi/Hurt/Comfort - Chapters: 26 - Words: 143,025 - Reviews: 36 - Favs: 24 - Follows: 26 - Updated: 3/22/2019 - Published: 12/29/2018 - Complete
A Changed Future by dunuelos reviews
Sequel to a Chance Meeting. The Thirteen Tribes of Kobol have to navigate getting along with other governments and establishing themselves. And they still have survivors to find and rebuild their fleet. The Interstellar Alliance has its own problems to contend with. This is how things change for both.
Crossover - Babylon 5 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 28 - Words: 119,178 - Reviews: 256 - Favs: 233 - Follows: 237 - Updated: 3/13/2019 - Published: 10/25/2018 - L. Alexander, W. Adama, T. Foster - Complete
SG13 The Cylon War by ShadowXV reviews
What happens when Earth is informed about a group of unknown humans by the Asgard and Earth with some help sneaks in an SG team. I got a new beta we are currently going through all chapters.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K+ - English - Chapters: 13 - Words: 126,291 - Reviews: 291 - Favs: 385 - Follows: 571 - Updated: 2/28/2019 - Published: 5/23/2015
The Laconian-Colonial War by DAWNWRIGHTER reviews
Mass Crossover! The Expanse, Halo, Mass Effect, Battlestar Galactica, Babylon 5, and Star Gate. After almost a century of expansion the Laconian Empire faces first contact with...humans? Massive AU OC characters!
Crossover - Halo & Battlestar Galactica: 2003 - Rated: M - English - Sci-Fi/Drama - Chapters: 3 - Words: 7,875 - Reviews: 6 - Favs: 25 - Follows: 36 - Updated: 2/25/2019 - Published: 2/10/2019
A New Angel, a New Fate by Marcus S. Lazarus reviews
On the run from his people, the Doctor's curiosity is aroused when he discovers a fleet of humans in deep space in the distant past
Crossover - Doctor Who & Battlestar Galactica: 2003 - Rated: T - English - Drama/Angst - Chapters: 25 - Words: 67,476 - Reviews: 41 - Favs: 67 - Follows: 88 - Updated: 12/30/2018 - Published: 10/22/2015 - 8th Doctor, Compassion, W. Adama, L. Roslin - Complete
UNSC & Colonial -Covenant War by GeneralJames 717 reviews
Earth and her colonies have been fighting for survival for 7 years. During one battle a Battle Group escaped from the Covenant, they came across another group of long lost humans called the 12 Colonies of Kobol. The age of peace was broken for the Colonials when the Covenant attacked. Can both groups of humanity fight together or be destroyed one at a time.
Crossover - Halo & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 5 - Words: 27,688 - Reviews: 30 - Favs: 48 - Follows: 64 - Updated: 12/22/2018 - Published: 5/26/2017
The Phoenix and the Wolverine by clavina reviews
Q junior's first foray into playing with humanity. So; he decides to throw in a couple of supposedly dead Xmen ; fleeing Colonials ; vengeful cylons and also adds the United Planets of the Federation to the potentially explosive mix !
Crossover - X-Men: The Movie & Battlestar Galactica: 2003 - Rated: T - English - Adventure/Romance - Chapters: 53 - Words: 583,657 - Reviews: 527 - Favs: 400 - Follows: 476 - Updated: 12/9/2018 - Published: 5/9/2012 - Jean G., L. Adama/Apollo
The 13th Tribe by The Lone Dark Jedi reviews
Earth had been rendered uninhabitable. Billions have been killed. The only hope for the survivors, a society not even officially contacted yet, the 12 Tribes of Kobol. The SGC must lead the way in contact to survive the loss of Earth. Can these two societies work together for the common good?
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 5 - Words: 39,743 - Reviews: 47 - Favs: 127 - Follows: 178 - Updated: 10/31/2018 - Published: 2/14/2017 - S. Carter, J. O'Neill, H. Cain, OC
Battle on trade route by Gundamace2 reviews
Daedalus and Odyssey are a supply mission to Chulak when they detect a battle between the Cylons and the colonial fleet
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 3 - Words: 2,855 - Reviews: 18 - Favs: 17 - Follows: 31 - Updated: 10/9/2018 - Published: 8/1/2018 - [W. Adama, L. Adama/Apollo] [J. O'Neill, S. Carter] - Complete
Federation the 13th by The Lone Dark Jedi reviews
The USS Enterprise detects the Refugee fleet of the 12 Colonies of Kobol while traveling to the automated repair station after being struck with a mine. Soon after, the Colonials are integrated into Earth while trying to keep the Jump Drive a secret from the rest of the galaxy. Its tactical advantage over the warp drive could have disastrous consequences on the galaxy.
Crossover - StarTrek: Enterprise & Battlestar Galactica: 2003 - Rated: K - English - Sci-Fi - Chapters: 6 - Words: 23,574 - Reviews: 70 - Favs: 193 - Follows: 237 - Updated: 10/5/2018 - Published: 3/28/2016 - J. Archer, Admiral Forrest, W. Adama, H. Cain - Complete
the Solaris Chronicles: Perseverance by N.S. Maars
many years after the devastating war in the Milky Way, the Alliance of worlds became the resistance and now thrive in the Andromeda Galaxy. the war, for them, is not over. the war crimes of the regime must be punished and the Resistance is nearly ready to strike back.
Crossover - StarTrek: Voyager & Battlestar Galactica: 2003 - Rated: M - English - Sci-Fi/Adventure - Chapters: 1 - Words: 1,918 - Follows: 1 - Published: 10/4/2018
A Chance Meeting by dunuelos reviews
This started as "Just a plot bunny." Galactica runs into Marcus shooting up asteroids. This drastically alters the Fleet's course, and adds a whole extra dimension to interstellar politics. Especially that disagreement between Earth and Babylon 5. Transection at BSG S2E15 "Scar" and B5 S4E13 "Rumors, Bargains, and Lies"
Crossover - Babylon 5 & Battlestar Galactica: 2003 - Rated: T - English - Drama/Sci-Fi - Chapters: 35 - Words: 136,837 - Reviews: 430 - Favs: 330 - Follows: 313 - Updated: 10/4/2018 - Published: 9/6/2018 - M. Cole, W. Adama, L. Adama/Apollo, T. Foster - Complete
Solaris Four: Embers of War by N.S. Maars
An original novel of an intergalactic war. john is abducted by the rigel during a highly classified mission and is rescued a week later by the green skinned Solarians. he falls in love with a princess, an assassination leads into brutal war and earth, a key post for refueling and a strategically smart position, suffers a new nazi regime and its own private apocalypse...
Crossover - StarTrek: Voyager & Battlestar Galactica: 2003 - Rated: M - English - Sci-Fi/Adventure - Chapters: 1 - Words: 12,256 - Follows: 1 - Published: 9/18/2018
Chances of Survival by JimKirk1 reviews
Yes, I revised the story. Summary: Kirk keeps having visions about an opera house, with five white-robed people and what appears to be a bathtub with an old man hooked up to it who tells him some woman is the Harbinger of Doom. Unsure of the meaning of the vision, the pieces begin to fall into place when he encounters a fleet of humans with that very woman from his dreams. WIP.
Crossover - Battlestar Galactica: 2003 & Star Trek: 2009 - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 15,741 - Reviews: 7 - Favs: 28 - Follows: 41 - Updated: 9/4/2018 - Published: 10/1/2017
Terminator: Fall of the Cylons by CLBONE13 reviews
When the humans and the Cylons made peace on earth, the human discarded all technology but the Cylons knew what would happen before would happen again. This set in motion a chain of events that led them to be targeted for Termination
Crossover - Terminator & Battlestar Galactica: 2003 - Rated: T - English - Family/Sci-Fi - Chapters: 2 - Words: 10,343 - Reviews: 4 - Favs: 6 - Follows: 8 - Updated: 8/11/2018 - Published: 8/25/2015
Transformers: The Sparkless Ones by OneHorseShay reviews
In the time of rebuilding, healing and cooperation among the inhabitants of Cybertron, her former colonies and Earth after the Great War, a new threat comes from the deep reaches of space from the pursuit of the last remaining humans of the Colonies of Kobol on their journey to find their lost brethren for sanctuary… a threat made of flesh and blood and steel, but of no Spark.
Crossover - Transformers/Beast Wars & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 9,128 - Reviews: 8 - Favs: 26 - Follows: 31 - Published: 8/9/2018 - [W. Adama, L. Roslin] Optimus Prime, Marissa F.
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