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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: 16 - Words: 49,416 - Reviews: 222 - Favs: 313 - Follows: 440 - Updated: 8/31 - Published: 9/23/2018
Roads Paved in Shadows by
AlbertG reviews
"We don't have information on the numbers yet, sir," one of the commanders answered quickly. "It's not the Cylons. The Thirteenth Tribe is attacking us. We're at war with Earth." Adar was completely stunned that emotion quickly turning into a burning rage. "But why?" he snarled as his rage turned into a need for vengeance.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 21 - Words: 118,171 - Reviews: 315 - Favs: 256 - Follows: 337 - Updated: 8/17 - Published: 3/19/2017 - J. O'Neill, W. Adama
Quest of the Furlings - Rewrite by
AerchAngel reviews
Furlings left the Milky Way galaxy in a hurry and no one knew where they went, except for a few. SGC always looked at the empty seat at Heliopolis and wonder where they went. Now with the power to go somewhere, they embark on a journey to find out what happened to them or if they are still around. This is a more comprehensive Re-write - Enjoy
Crossover - Babylon 5 & Stargate: SG-1 - Rated: T - English - Sci-Fi/Suspense - Chapters: 16 - Words: 125,551 - Reviews: 54 - Favs: 92 - Follows: 140 - Updated: 8/8 - Published: 12/20/2017
Stargate: The Twelve Colonies by
Seraphin2011 reviews
The Cylons are preparing to attack the Colonies, and they are determined to end all human existence once and for all. But the Cylons don't know the Terrans have learned about their attack, and they will not stay idle and let the Cylons commit such atrocity, not if they can help it. This is a spin-off from the other story I'm writing, splitting around the half of the second book.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 30 - Words: 237,748 - Reviews: 884 - Favs: 761 - Follows: 1,002 - Updated: 8/4 - Published: 5/21/2013
Contact at the Citadel by
wilkins75 reviews
Sequel to Contact of Kobol and Contact of Races. Earth and other worlds are united in the Tau'ri Alliance, with the advance technology from the Ancients and the Asgard they are the most advanced culture in the Galaxy. Now they must travel to a distant galaxy to finish the mission of the Destiny only to contact the Citadel Council and the Reapers. (Stargate Sg1/Mass Effect)
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 19 - Words: 163,779 - Reviews: 1016 - Favs: 1,099 - Follows: 1,405 - Updated: 8/1 - Published: 4/23/2018
A Third Path to the Future by
Vimesenthusiast reviews
Rescued from the Negative Zone by the Fantastic Four, Harry Potter discovers he is a mutant and decides to take up the cause of equality between mutants and humans (among other causes). How will a dimensionally displaced Harry Potter, one who is extremely intelligent, proactive and not afraid to get his hands dirty effect the marvel universe? Pairings: Harry/Jean/Ororo/others pos.
Crossover - Harry Potter & Marvel - Rated: M - English - Adventure/Romance - Chapters: 39 - Words: 1,755,851 - Reviews: 5797 - Favs: 9,923 - Follows: 9,841 - Updated: 7/14 - Published: 6/30/2013 - Harry P., J. Grey/Marvel Girl/Phoenix
Unintended consequences by
fanfictionfanaticX reviews
A small change in the past by SG-1 may have unexpected side effects for the rest of the galaxy.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Chapters: 14 - Words: 241,429 - Reviews: 313 - Favs: 416 - Follows: 604 - Updated: 6/13 - Published: 6/17/2018
Worldwar: Establishing A Balance by
AlbertG reviews
Summary-Book IV: Years ago, the Colonials of Cyrannus met the so-called 13th tribe. It didn't work out well. The Colonials met the Race. That didn't work out well either, but they were introduced to a much larger galaxy. Now their errors have come back and they know they are small fish in a large ocean trying to survive. Can they? Will the Race let them?
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 26 - Words: 174,661 - Reviews: 749 - Favs: 471 - Follows: 585 - Updated: 5/25 - Published: 3/6/2016
The Return by
fmfan1980 reviews
This is an alternate future AU to my 'An Extraordinary Journey' story. Atlantis detects an attacking force of unknown vessels heading for Earth, and a ship is sent from Pegasus to help in the planet's defence. Is this just a one off encounter to protect the ancestral home of Humanity, or the prelude to an unexpected return of old enemies? (BSG 2003 and BtVS included)
Crossover - StarTrek: Other & Stargate: SG-1 - Rated: K+ - English - Chapters: 27 - Words: 164,201 - Reviews: 189 - Favs: 196 - Follows: 239 - Updated: 3/4 - Published: 10/6/2016
An Extraordinary Journey by
fmfan1980 reviews
Formerly titled "An Extraordinary Meeting", Willow from Sunnydale arrives at the SGC under extraordinary circumstances and goes on amazing adventures with the gang from the SGC. BSG:2003 also included in later chapters. (26.08.2018: Slight edits on Chap 111, 116, and 125.)
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Sci-Fi/Drama - Chapters: 225 - Words: 1,527,218 - Reviews: 993 - Favs: 413 - Follows: 486 - Updated: 3/4 - Published: 1/26/2014 - [Faith L., Willow R.]
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: 87 - Updated: 12/30/2018 - Published: 10/22/2015 - 8th Doctor, Compassion, W. Adama, L. Roslin - Complete
A Thin Veneer by
AlbertG reviews
Captain James T. Kirk Chancellor Gorkon rescues a group of Human refugees from the far side of the galaxy. That simple act of kindness will be the spark a war that ranges across the galaxy and reveal the thinness of the veil that separates civilization fr
TV X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 83 - Words: 448,889 - Reviews: 1762 - Favs: 1,055 - Follows: 923 - Updated: 12/13/2018 - Published: 7/3/2004
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: 524 - Favs: 391 - Follows: 467 - Updated: 12/9/2018 - Published: 5/9/2012 - Jean G., L. Adama/Apollo
To what end by
Admiral66 reviews
The Reapers created the cycle of harvests because they believed that organics and machines could never coexist. The minds of the culture, almost amusingly benevolent, couldn't disagree more. An look into the lives of Mass Effect's characters when the existential threat of the Reapers is defeated by a different civilisation entirely.
Crossover - Mass Effect & Culture, Iain M. Bank - Rated: T - English - Humor/Sci-Fi - Chapters: 3 - Words: 3,501 - Reviews: 11 - Favs: 48 - Follows: 68 - Updated: 11/4/2018 - Published: 11/2/2018
Voyager Lost by
fmfan1980 reviews
Based on an idea that popped into my head last night. Voyager was traveling at Warp, after leaving behind the 37's, when the ship encountered a subspace anomaly that brought it to the Pegasus Galaxy in another reality.
Crossover - StarTrek: Voyager & Stargate: Atlantis - Rated: K+ - English - Chapters: 12 - Words: 42,461 - Reviews: 226 - Favs: 360 - Follows: 529 - Updated: 8/21/2018 - Published: 4/2/2017
What the frell did you do this time Erpman? by
The Sithspawn reviews
While testing Modifications to the Farscape 1 John and Aeryn are sucked into a Parallel s now up to John Crichton to get them back to Moya and their own dimension.
Crossover - X-overs & Farscape - Rated: T - English - Chapters: 44 - Words: 148,766 - Reviews: 1071 - Favs: 418 - Follows: 444 - Updated: 7/13/2018 - Published: 8/19/2004 - J. Crichton, Aeryn S.
Avengers VS Justice League (Whump With Story) by
EvilApril reviews
After finding what turns out to be a fourth Mother Box, the Avengers are transported to a world that isn't their own. There they meet another team, with first impressions not getting off to a good start each team tries to prove their the good guys. With the unexplainable events they won't see the incoming threat, a threat the Justice League and Avengers will need to face together.
Crossover - Justice League & Avengers - Rated: T - English - Hurt/Comfort/Angst - Chapters: 19 - Words: 34,242 - Reviews: 59 - Favs: 92 - Follows: 110 - Updated: 3/18/2018 - Published: 12/3/2017 - Bruce W./Batman, Barry A./Flash, Captain America/Steve R., Iron Man/Tony S.
Death By Water by
vali321 reviews
Harry Potter is raised by the Culture. Things get interesting when he returns to attend his first year at Hogwarts.
Crossover - Harry Potter & Culture, Iain M. Bank - Rated: T - English - Adventure/Humor - Chapters: 7 - Words: 18,495 - Reviews: 5 - Favs: 28 - Follows: 50 - Updated: 2/1/2018 - Published: 1/31/2018
Contact at Kobol by
wilkins75 reviews
The scrolls tell that 13 tribes left the birthplace of humanity on Kobol, 12 went one way and the other Earth went another only to lose all contact with their cousins. It is written that one day they would reunite but when they Earth meets their cousins it is not what they expected and it would cost both sides in blood. (Stargate SG1/Battlestar Galactica)
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Adventure - Chapters: 80 - Words: 478,758 - Reviews: 5227 - Favs: 1,360 - Follows: 1,348 - Updated: 5/25/2017 - Published: 3/20/2015 - Complete
Sphinxes and Astrea Portas by
The Sithspawn reviews
Searching for the Sangraal, SG1 travels to a world from the Ancient database. Surprises abound and once more Daniel's perspective on world history is tipped on its head.
Crossover - Gargoyles & Stargate: SG-1 - Rated: T - English - Fantasy/Sci-Fi - Chapters: 16 - Words: 31,986 - Reviews: 260 - Favs: 235 - Follows: 275 - Updated: 1/17/2017 - Published: 10/7/2007 - OC, D. Jackson
Brothers in Arms by
Dave19941000 reviews
With the war between Earth and the Colonies a distant memory, the galaxy is once again plunged into a war of survival. But as is always the case threats are not only from without but within. Sequel to Brother's Betrayal
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 4 - Words: 13,089 - Reviews: 26 - Favs: 89 - Follows: 136 - Updated: 10/15/2016 - Published: 8/23/2016
The Odyssey Resurgance by
fmfan1980 reviews
Just as it entered the hyperspace window over the Asgard planet of Orilla, the Odyssey was hit by a violent energy wave caused by the planet's destruction after the Asgard committed suicide. What if the violent wave pushed the Earth ship into another universe, and into another ongoing war for humanity's survival. *On hiatus due to writer's block*
Crossover - Stargate: SG-1 & Independence Day - Rated: K+ - English - Chapters: 8 - Words: 26,880 - Reviews: 146 - Favs: 312 - Follows: 424 - Updated: 10/15/2016 - Published: 8/7/2016 - S. Carter, D. Jackson, Teal'c, C. Mitchell
The New Order of Tribes by
Talphon44 reviews
A different look at what happened when the Galactica arrived at Earth. The Battlestar will set in motion a series of events that will rock the foundation of not just one civilization but multiple ones. This is my first attempt at fan-fiction, but I intend to follow through on what hopefully will be a very long story, one of many that will take place in this universe.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 7 - Words: 49,714 - Reviews: 285 - Favs: 440 - Follows: 649 - Updated: 9/5/2016 - Published: 12/14/2015
Lexx: Between the Light and Dark Zones by
Hammurabi reviews
With the destruction of the Light Zone, Lexx travels to the Star Wars universe. Story fits between seasons 2 and 3 for Lexx, and approximately 1 BBY for Star Wars.
Crossover - Star Wars & Lexx - Rated: M - English - Sci-Fi/Humor - Chapters: 22 - Words: 72,449 - Reviews: 22 - Favs: 6 - Follows: 8 - Updated: 4/15/2016 - Published: 8/28/2012
Mystery of the Planet of the Alphans by
jemarcu reviews
This is the 2nd entry in the "Planet of the Alphans" series. Just a preview.
Crossover - Space 1999 & Planet of the Apes - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 4 - Words: 8,917 - Reviews: 6 - Favs: 3 - Follows: 8 - Updated: 5/3/2015 - Published: 1/3/2015
Stargate 117 by
BIG Z1776 reviews
When the UNSC finds a Stargate and decides to use it things happen in a way never before seen. The most powerful Human entity in the galaxy has arisen to take the galaxy back from evil and oppression. But the road ahead is long and tough, and Earth will look to its mightiest champions to take the fight to their enemies. No Covenant or Forerunners. Normal SG-1 bad guys and setting.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 37,433 - Reviews: 235 - Favs: 428 - Follows: 530 - Updated: 8/15/2014 - Published: 10/7/2013
Superman and The New Avengers by
AliusNeo reviews
After a battle against the Avengers, which was brought about by Lex Luthor; Superman finds himself stranded in the Marvel Universe. Watch as he joins forces with Spiderman to continue his never ending battle...
Crossover - Marvel & Superman - Rated: T - English - Adventure/Sci-Fi - Chapters: 10 - Words: 48,731 - Reviews: 67 - Favs: 80 - Follows: 76 - Updated: 4/5/2014 - Published: 8/1/2011 - Complete
Planet of the Alphans by
jemarcu reviews
A space warp puts the moon back into Earth orbit, in the 40th century! A routine survey party lands to make first contact with what looks like a village of primitive humans. But things do not go as planned.
Crossover - Space 1999 & Planet of the Apes - Rated: K+ - English - Sci-Fi/Drama - Chapters: 17 - Words: 38,332 - Reviews: 17 - Favs: 6 - Follows: 4 - Published: 1/18/2014 - Complete
The Addition Into The Circle by
Amann0407 reviews
Set 5 years after the end of Golden Dawn, Amann of the Alesian Empire is transported to the Babylon 5 Universe. Chaos ensures.
Crossover - Babylon 5 & Stargate: SG-1 - Rated: T - English - Adventure/Sci-Fi - Chapters: 16 - Words: 54,309 - Reviews: 164 - Favs: 178 - Follows: 224 - Updated: 1/24/2013 - Published: 2/27/2010
Consequences Be Damned by
laney1974 reviews
Whatever it is hits him before he even has a chance to react and then just as quickly it's over. He doesn't know what it is, all he knows is that its grip was so tight his bones snapped like twigs from the pressure.
Crossover - Stargate: SG-1 & Twilight - Rated: T - English - Supernatural/Angst - Chapters: 3 - Words: 13,155 - Reviews: 30 - Favs: 42 - Follows: 30 - Updated: 3/4/2011 - Published: 12/5/2010 - J. O'Neill, Bella - Complete
Superman: The Ultimate Marvel by
Classic Cowboy reviews
SupermanUlt Marvel comics. They can be a great people, Kal El, they wish to be. They only lack the light to show the way. For this reason above all, I have sent them you... my only son.
Crossover - Superman & Ultimate Marvel - Rated: T - English - Adventure/Romance - Chapters: 7 - Words: 24,593 - Reviews: 243 - Favs: 280 - Follows: 278 - Updated: 5/8/2010 - Published: 5/25/2006
Children of the Red Sun by
Darth Marrs reviews
Sequel to the Legacy of the Red Sun Trilogy. Kale Naberrie has everything he hoped for. A wife and two beautiful children. It was a dream. But like all dreams, this one had to end.
Star Wars - Rated: T - English - Sci-Fi/Fantasy - Chapters: 46 - Words: 167,072 - Reviews: 416 - Favs: 281 - Follows: 135 - Updated: 10/3/2009 - Published: 7/5/2008 - Complete
Culture Shock by
Ruskbyte reviews
Harry Potter has just received his Hogwarts letter, but really doesn’t want to go. After all, who would want to live on a planet? Especially one where the natives think nuclear energy is high science. And let’s not forget the 42,000 lightyear commute.
Harry Potter - Rated: M - English - Chapters: 7 - Words: 72,186 - Reviews: 1408 - Favs: 3,382 - Follows: 3,686 - Updated: 9/30/2008 - Published: 1/1/2008 - Harry P.
Cradle of the Gods by
The Evil Author reviews
The Colonial Fleet find Earth to be far more different that they could possibly have imagined.
Battlestar Galactica: 2003 - Rated: T - English - Chapters: 7 - Words: 14,028 - Reviews: 28 - Favs: 62 - Follows: 82 - Updated: 5/28/2008 - Published: 5/12/2008
Of Superpowers and Autopsy Tables by
The One Eyed Witch reviews
The blond on Ducky's Table was not a usual case. Xover with Heroes.
Crossover - NCIS & Heroes - Rated: T - English - Humor - Chapters: 4 - Words: 5,171 - Reviews: 52 - Favs: 66 - Follows: 21 - Updated: 11/28/2007 - Published: 11/14/2007 - Leroy Jethro Gibbs, Claire B. - Complete
Gods of Dark and Light by
Darth Marrs reviews
What happens when the Ori, a race of godlike ascended beings who are currently rampaging through the Stargate Universe, suddenly arrive in a Galaxy Far Far Away? Any who do not follow the path of Origin must be destroyed.
Crossover - Star Wars & Stargate: SG-1 - Rated: T - English - Sci-Fi/Fantasy - Chapters: 41 - Words: 122,474 - Reviews: 354 - Favs: 651 - Follows: 250 - Updated: 8/6/2007 - Published: 4/28/2007 - Luke S., Thor - Complete