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by Drakenn reviews
Future of Earth looks grim as enemies across galaxies plot its destruction, but there is some hope. Small, bright spark of hope that can bring to Tau'ri and its allies their salvation. Join Stargate Program on its road into the future. AU, set after the Universe.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Adventure - Chapters: 8 - Words: 22,618 - Reviews: 44 - Favs: 56 - Follows: 85 - Updated: 10/28 - Published: 3/13
Unfettered Curiosity Is A Dangerous Thing Don't Touch That!
by A Dwimor reviews
While exploring Slytherin's hidden library, Harry accidently activates a portkey, and finds himself transported to a strange facility housing something called a Stargate.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Humor/Adventure - Chapters: 4 - Words: 3,661 - Reviews: 31 - Favs: 125 - Follows: 219 - Updated: 10/19 - Published: 10/4
Odyssey: The Journey Home
by fmfan1980 reviews
A story festering my head once I started watching DS9. As the Odyssey find her way into the hyperspace window when Orilla blows up, the crew of the Odyssey find themselves in the Star Trek universe. Now, the question becomes how do they get back home for their own war against the Ori. (Tags: Unending (SG1) and Valiant (DS9)). (Edited Chapter Ten)
Crossover - StarTrek: Deep Space Nine & Stargate: SG-1 - Rated: K+ - English - Chapters: 11 - Words: 35,146 - Reviews: 156 - Favs: 261 - Follows: 368 - Updated: 9/14 - Published: 1/3
by Seraphin2011 reviews
Book III: The Ori gone, Aschen imprisoned, Wraith changed and pacified, yet the Alliance is threatened once more. The Vargas are coming and no one knows how they are going to survive an enemy that spans throughout the known universe and had done so for billions of years. By closing the anomalies, they have postponed the invasion by more than two years, but will that be enough?
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Sci-Fi/Adventure - Chapters: 15 - Words: 164,028 - Reviews: 159 - Favs: 230 - Follows: 277 - Updated: 7/21 - Published: 1/12 - S. Carter, J. O'Neill, Elizabeth W., John S.
SG1 Comes to Sunnydale
by Kerrain reviews
This story is No. 3 in the series "Nexus of Chaos". When an old friend of Daniel's posts on the internet looking for information about Ra, Jaffa and Teleportation SG1 is sent to investigate. Please have read Xander and the Ferula-Gemina to Chapter19 or this won't make much sense.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Sci-Fi - Chapters: 16 - Words: 147,163 - Reviews: 40 - Favs: 110 - Follows: 135 - Updated: 6/26 - Published: 8/19/2016
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: 257 - Favs: 221 - Follows: 259 - Updated: 1/17 - Published: 10/7/2007 - OC, D. Jackson
Another star, another galaxy Book 1
by bruce460 reviews
Since arriving on Destiny they have always struggled to survive, ether by lack of air, food, or water. Long before they arrived, outside forces were trying to capture or destroy the ship. Built by an ancient race millions of years ago sent on a long journey of discovery in the direction of the center of the universe
Crossover - Stargate: Universe & Stargate: SG-1 - Rated: K - English - Sci-Fi - Chapters: 1 - Words: 47,330 - Reviews: 9 - Favs: 14 - Follows: 17 - Published: 8/31/2016 - Complete
Harry Potter and the Nightmares of Futures Past
by S'TarKan reviews
The war is over. Too bad no one is left to celebrate. Harry makes a desperate plan to go back in time, even though it means returning Voldemort to life. Now an 11 year old Harry with 30 year old memories is starting Hogwarts. Can he get it right?
Harry Potter - Rated: T - English - Adventure/Romance - Chapters: 42 - Words: 419,605 - Reviews: 15135 - Favs: 22,340 - Follows: 21,962 - Updated: 9/8/2015 - Published: 10/28/2005 - Harry P., Ginny W.
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: 18 - Words: 124,950 - Reviews: 190 - Favs: 138 - Follows: 175 - Updated: 8/19/2015 - Published: 2/5/2013
by W1553 reviews
When a star goes supernova Dr. Daniel Jackson gets sent away to a galaxy far far away... How will he survive? Will he ever be able to get back? Or is he simple done for. This is just for fun, so it's not all to serious. Some characters you may see: Revan, Anakin, Luke, Yoda, Obi-Wan, Padme, Ahsoka and Ventress. Formerly known as Daniels Adventure: Champion of the Trickster. (WIP)
Crossover - Star Wars & Stargate: SG-1 - Rated: T - English - Adventure/Sci-Fi - Chapters: 14 - Words: 70,858 - Reviews: 86 - Favs: 130 - Follows: 157 - Updated: 12/9/2014 - Published: 9/19/2013 - D. Jackson
Hannah O'Neill Pt3
by AvaC reviews
The Clone that SG1 got instead of Fruit Basket for saving the world and universe what not returns to Atlantis... what trouble will the girl get herself into now? OC story.. SGA-Season 4 with SG1 characters making appearances! (Warning slightly OCish Ronon.. he talks more..)
Stargate: Atlantis - Rated: M - English - Chapters: 40 - Words: 176,485 - Reviews: 31 - Favs: 40 - Follows: 57 - Updated: 7/7/2014 - Published: 12/5/2011 - OC, S. Carter/Sam, Ronon D., John S.
Three years and Counting
by eragonone reviews
Eli has been left alone on Destiny...What is he going to do with himself
Stargate: Universe - Rated: K - English - Sci-Fi/Fantasy - Chapters: 33 - Words: 85,679 - Reviews: 66 - Favs: 78 - Follows: 90 - Updated: 7/23/2013 - Published: 8/10/2012 - Eli W.
by ResurgentClone reviews
The Lucian Alliance is defeated, the line has been held against the Wraith in orbit around Earth. Now it's time for Atlantis to yield it's secrets.
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 12 - Words: 26,674 - Reviews: 231 - Favs: 368 - Follows: 463 - Updated: 2/18/2013 - Published: 9/26/2012
by paracordmuch reviews
Everybody on Destiny has gone into stasis, except for Eli. In his time, he makes an important discovery.
Stargate: Universe - Rated: K+ - English - Sci-Fi - Chapters: 3 - Words: 3,422 - Reviews: 9 - Favs: 8 - Follows: 12 - Updated: 9/28/2012 - Published: 9/24/2012
It's a new galaxy
by The Sithspawn reviews
Sequel to Little Lost Girl and Battle of Atlaris. In the aftermath of Tutu's attack, new alliances and friendships are formed as the beginning of a new order forms in the Milky Way galaxy.
Crossover - Star Wars & Stargate: SG-1 - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 774 - Reviews: 26 - Favs: 52 - Follows: 87 - Published: 6/11/2010 - Jaina S.