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Someone had blundered
by magkiln reviews
A turian scout force sets out to patrol empty starsystems. A human exploration fleet makes ready to approach a dormant mass relay. Soon their paths will cross and if they fail to make peaceful contact, the consequences will be deadly. Rated T for violence
Crossover - Aliens/Predator & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 7 - Words: 22,395 - Reviews: 48 - Favs: 83 - Follows: 109 - Updated: 11h - Published: 4/25
Someone has heard them scream
by magkiln reviews
A council ship on a routine survey mission comes across a derelict vessel of unknown origin. Upon boarding, they find a single body, curiously asari-like, with its chest burst open as if from the inside. When the ship's owners arrive, first contact has to be made under the worst possible circumstances. (Rated T for violence and some horror)
Crossover - Aliens/Predator & Mass Effect - Rated: T - English - Sci-Fi/Horror - Chapters: 15 - Words: 36,280 - Reviews: 96 - Favs: 142 - Follows: 152 - Updated: 4/25 - Published: 3/18 - Alien/Xenomorph, Mordin S., Liara T'Soni, D. Anderson - Complete
Halo: Rise of the Empire
by theotherpianist reviews
After the end of the Great War the Human race thought it was done with war. They were wrong. When a mission to find two UNSC distress signals is launched, the UNSC suddenly becomes entangled in a war they never wanted to fight, be in, or witness: the dramatic power play that was the Clone Wars. For one Spartan, his legacy and story will begin in a galaxy far, far away.
Crossover - Star Wars & Halo - Rated: T - English - Chapters: 16 - Words: 129,325 - Reviews: 260 - Favs: 225 - Follows: 275 - Updated: 4/12 - Published: 3/16/2014 - Anakin Skywalker, Obi-Wan K., OC, SPARTAN-B312/Noble Six
Star Trek Voyager Doctor Who Worst Case Scenario
by Celgress reviews
What if instead of meeting Species 8472 during the events of Scorpion the Borg and the crew of the USS Voyager faced an even deadlier transdimensional threat the Daleks! Starts off like Scorpion Part I, then quickly goes AU.
Crossover - StarTrek: Voyager & Doctor Who - Rated: T - English - Chapters: 15 - Words: 23,857 - Reviews: 25 - Favs: 12 - Follows: 21 - Updated: 3/29 - Published: 3/23/2014 - K. Janeway, Seven of Nine, 10th Doctor, The Master
by stsmth22 reviews
The people of Earth know about the Stargate. However, the knowledge of its existence doesn't thrill everyone. In deep space a fleet composed of survivors of twelve planets decimated in nuclear fire, huddle inside overcrowded ships. Protected by the Last Battlestar. Galactica. After months of quiet the Cylons have found the Fleet. The possibility of annhilation has returned.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Adventure/Sci-Fi - Chapters: 6 - Words: 10,535 - Reviews: 70 - Favs: 81 - Follows: 163 - Updated: 3/28 - Published: 3/5
by sam938 reviews
After Basics, Chakotay's child ends up on Voyager. The fallout is disturbing, and he has no idea how to cope, especially when the unknowns are threatening Voyager's every move through what should be safe space, and Janeway is on a determined mission to destroy the enemy, no matter what. Long. J/C. Finished in 1998.
StarTrek: Voyager - Rated: K+ - English - Romance/Adventure - Chapters: 2 - Words: 40,063 - Reviews: 13 - Favs: 15 - Follows: 24 - Updated: 3/25 - Published: 3/22
by Barnstormer37 reviews
When Clan Wolf entered exile, they did not set up in the Inner Sphere, but rather the Mass Effect Universe. One Shot
Crossover - Mechwarrior/Battletech & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 1,676 - Reviews: 10 - Favs: 27 - Follows: 13 - Published: 3/16 - Complete
The Achilles Stratagem
by Lordheaven reviews
AU: The Doctor and Clara end on a derelict ship named USS Achilles at the end of the 24th century. They begin investigating the reason for its current predicament and find some interesting answers.
Crossover - Doctor Who & Stargate: SG-1 - Rated: K+ - English - Chapters: 5 - Words: 7,479 - Reviews: 35 - Favs: 36 - Follows: 75 - Updated: 3/15 - Published: 1/12/2014 - 12th Doctor, Clara O., C. Mitchell, Vala
I am Lost in Oceans of Night
by NewHampshireGirl reviews
Sequel to This Way Became My Journey. Voyager's mix matched crew faces trials and tribulations during their second year in the Delta Quadrant. AU J/C
StarTrek: Voyager - Rated: T - English - Chapters: 45 - Words: 134,134 - Reviews: 88 - Favs: 30 - Follows: 39 - Updated: 3/7 - Published: 10/18/2008 - [K. Janeway, Chakotay] [T. Paris, OC]
Mass Effect: Clash of Worlds
by Lord Maximus reviews
What if the Reapers and the species of the Mass Effect universe came from another galaxy? What if the Reapers planned to colonize other galaxies to establish the first Trans-Galactic Network between the Milky Way and Triangulum Galaxies? What would be the result? MASS CROSSOVER between multiple TV shows and games.
Crossover - TV X-overs & Mass Effect - Rated: T - English - Chapters: 34 - Words: 192,437 - Reviews: 115 - Favs: 100 - Follows: 105 - Updated: 2/26 - Published: 4/7/2013
A Brutal Truth
by BIG Z1776 reviews
What are the chances of a technical screw-up bringing Earth and the Colonies together? Not very high, at least that's what Lt. Kelsey Adama thought. Yet, here she is, on the brink of history where two supposedly long lost tribes of man are reunited. But when both sides have not seen one another for thousands of years and one has no intention of playing by the rules things get messy
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Adventure/Sci-Fi - Chapters: 35 - Words: 211,291 - Reviews: 1002 - Favs: 583 - Follows: 670 - Updated: 2/17 - Published: 4/30/2013 - Complete
A New Journey
by PanchoPistolas reviews
Daniel Jackson discovers that the Alterans didn't just seed life in Pegasus after leaving the Milky Way Galaxy, but re-created a whole new Earth in the Andromeda Galaxy. Eventual massive cross over SG1, Star Trek and Battlestar Galactica, first attempt at writing...
Crossover - Stargate: SG-1 & StarTrek: Other - Rated: T - English - Adventure - Chapters: 4 - Words: 19,135 - Reviews: 39 - Favs: 81 - Follows: 113 - Updated: 1/26 - Published: 10/18/2014
IA: A Prelude to War
by Crayz9000 reviews
First book of a series. 30 years before Yavin, a massive Jedi expedition known as the Outbound Flight disappeared in the unknown regions of the galaxy. Most assumed it had been destroyed by an alien named Thrawn... but what if that assumption was wrong?
Crossover - Star Wars & StarTrek: Voyager - Rated: T - English - Sci-Fi/Drama - Chapters: 30 - Words: 137,654 - Reviews: 120 - Favs: 73 - Follows: 116 - Updated: 1/21 - Published: 7/8/2010
Twists and Turns
by LittleJaneway reviews
A rogue group disturbs the crew's ability to get settled in the Alpha Quadrant
StarTrek: Voyager - Rated: T - English - Adventure/Angst - Chapters: 7 - Words: 28,484 - Reviews: 23 - Favs: 6 - Follows: 27 - Updated: 1/13 - Published: 8/3/2008 - K. Janeway, Chakotay
by AngstyShenko reviews
The Voyager crew finds themselves caught in another temporal disturbance. This time it leads them to the truth about the history they thought they knew.
Crossover - StarTrek: Voyager & Mass Effect - Rated: T - English - Drama/Sci-Fi - Chapters: 4 - Words: 4,366 - Reviews: 22 - Favs: 32 - Follows: 52 - Updated: 12/12/2014 - Published: 4/16/2013 - [Chakotay, K. Janeway] [Shepard (F), Kaidan A.]
Revenge of the Tauri
by pointlessjourney reviews
The Colonials have invaded Earth. Battlestars now orbit the first world. They've destroyed a majority of the cities in the world and are looking for any information on the space ships that have escaped. How will the Tauri react to the burning of their world.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Drama - Chapters: 19 - Words: 53,839 - Reviews: 574 - Favs: 447 - Follows: 601 - Updated: 10/29/2014 - Published: 1/26/2013 - J. O'Neill
by Lordheaven reviews
AU/DS9/TNG/SGC: The war with the Dominion takes a turn for the worse. The sudden cry for help from the Q Continuum diverts the Federation's attention to investigate a mystery buried deep into Earth's past: a secret so dangerous that it divides the Earth in two and reshapes the galaxy.
Crossover - StarTrek: The Next Generation & Stargate: Atlantis - Rated: T - English - Sci-Fi/Mystery - Chapters: 17 - Words: 119,288 - Reviews: 169 - Favs: 107 - Follows: 147 - Updated: 9/16/2013 - Published: 2/5/2013
Halo: First Contact
by FuzyDr4G0NZ reviews
An Asari Deep space exploration craft discovers an unknown wreck in space, meanwhile the UNSC Gorgon is sent out on a scouting mission into the lost outer colonies.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 62,980 - Reviews: 472 - Favs: 569 - Follows: 792 - Updated: 8/26/2013 - Published: 12/19/2012
I Want My Turn with Dean!
by Kierastarlight reviews
What would happen if the crew of Voyager discovered the show Supernatural? Would Dean and Sam be just as popular as they are now? Heck yeah! Supernatural becomes the most popular holodeck program on the ship.
Crossover - StarTrek: Voyager & Supernatural - Rated: K+ - English - Supernatural/Humor - Chapters: 7 - Words: 16,931 - Reviews: 33 - Favs: 19 - Follows: 38 - Updated: 8/10/2013 - Published: 7/9/2009 - K. Janeway, Dean W.
Voyage to Normandy
by JoetheGrim reviews
The continuum proves that it is not perfect, Voyager adapts.
Crossover - StarTrek: Voyager & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 4,814 - Reviews: 10 - Favs: 31 - Follows: 41 - Updated: 1/19/2013 - Published: 8/29/2012 - K. Janeway