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Stargate: SG-1 and Harry Potter Crossovers
2k+ The Defensive Space Force Ship Requirement » by tkepner Harry Potter, and the rest of Dumbledore's Army in his fifth year, use the Room of Requirement to get themselves a spaceship! The problems of a tiny island on Earth don't seem so important, anymore. Wizards in Space! What could possibly go wrong with that? Eventually, this will be a crossover with Stargate SG-1.
T, English, Fantasy & Sci-Fi, chapters: 53, words: 330k+, favs: 3k+, follows: 3k+, updated: 4/14 published: 12/11/2021, Gen. Hammond, Harry P., Hermione G., Lee J.
9 Magic » by Kody Wright 2 Crossover with Harry Potter. OC, AU. Sam's old friend from her childhood comes to the SGC with a secret. Professor Snape is trapped off world protecting kids from Morgan Le Fey. Jack finds out he can do magic.
K, English, chapters: 5, words: 11k+, favs: 22, follows: 31, updated: 4/10 published: 2/7
105 Space Wizards: The dawn of the DSF » by yoden A sequel to Esama's "Wizards IN SPACE" on Ao3. As the crew of an alien spaceship, Harry and the DA must make their own place in a world torn by war. Between discovering the secrets of alien tech, creating their own, fighting for survival and building up an international organization, they are up for an interesting year.
T, English, Adventure & Drama, chapters: 14, words: 77k+, favs: 310, follows: 477, updated: 3/12 published: 11/11/2020, Harry P., Albus D.
3 Plot Bunnies for SG1 Harry Potter by resq188 Harry Potter has an idea and England gives America the two fingered salute. Up for adoption.
K, English, Adventure, words: 218, favs: 6, follows: 8, 2/1
41 Harry Potter and the Enforced Holiday » by tscchope Harry is sent on holiday and meets Jack O'Neill. I've switched Bane and Secrets episode order, but had Sam learn of her father's illness. Set after the Battle of Hogwarts and follows the crapilogue, somewhat. Jack and Sam will be getting together. For Jack it's sort of a family tradition, for Sam it's her dad's imminent demise that forces her to think about being a mother.
T, English, Sci-Fi & Family, chapters: 6, words: 34k+, favs: 155, follows: 223, updated: 12/21/2023 published: 2/14/2023, S. Carter, J. O'Neill, Harry P., Hermione G.
332 Humanité » by Audragon La mort était douloureuse. Et lorsqu'on était Maître de la Mort, elle était aussi pleine de révélations. Mais lorsqu'on l'était, ce passage n'était que le début, le début vers une nouvelle existence dans laquelle la Mort elle même devenait une protectrice offrant une voie d'accomplissement pour celui qu'elle avait choisi...
T, French, Fantasy & Sci-Fi, chapters: 37, words: 301k+, favs: 302, follows: 312, updated: 12/14/2023 published: 1/10/2023, C. Kawalsky, Thor, Harry P.
217 Harry and the Unexpected » by ts-29 What would happen if SG1 brought someone back on there first Mission after killing Ra
K, English, Romance, chapters: 17, words: 25k+, favs: 715, follows: 1k+, updated: 12/3/2023 published: 5/30/2023, S. Carter, Harry P., Hermione G.
122 Gradients » by Lepton Harry and friends unwittingly change the fate of the galaxy. An exploration of magic, technology, ascent and descent.
T, English, Sci-Fi & Adventure, chapters: 4, words: 41k+, favs: 628, follows: 1k+, updated: 8/31/2023 published: 11/23/2022, Harry P.
447 Harry Potter and the Magical Tok'ra » by Tok'ra-Agent-632 Summary: Harry Potter narrowly manages to escape his wicked uncle by magically teleporting himself to another world. Harry becomes host to a Tok'ra symbiote named Einar.
T, English, Adventure & Friendship, chapters: 6, words: 21k+, favs: 1k+, follows: 2k+, updated: 8/4/2023 published: 11/10/2016, S. Carter, Harry P., Hermione G., N. Tonks
49 Harry Potter's journey to get his reward! » by lastgodofwar Harry to escape heartache of love not realized jumps through the Veil in hopes of finding a better place. In doing so he finally gets the reward he should have had for all he's had to endure and all the sacrifices he's made. HP x SG1/SGA crossover. HP/SC in time.
T, English, Romance & Adventure, chapters: 2, words: 2k+, favs: 286, follows: 451, updated: 8/1/2023 published: 5/3/2021, S. Carter, D. Jackson, J. O'Neill, Harry P.
186 Successor of the Alterans » by MissValteria A Harry Potter who was just struck down by the Dark Lord stumbles into a mysterious encounter via luck that would rival even that of Tyche. Now he seeks to carve a life for himself to live while exploring this vast galaxy. And perhaps, one day return to his old universe. Spiritual successor to Heir of the Alterans.
T, English, Sci-Fi & Fantasy, chapters: 13, words: 20k+, favs: 977, follows: 1k+, updated: 6/20/2023 published: 11/18/2022, S. Carter, J. O'Neill, Harry P.
5 Harry Potter and Origin of Magic » by vivekdaveflame story idea about harry potter, available for adoption
T, English, Sci-Fi & Adventure, chapters: 14, words: 6k+, favs: 32, follows: 36, updated: 5/23/2023 published: 5/6/2023, [Harry P., Hermione G.]
21 A Veiled Escape » by TannaraMoonvale The war was over, the Light lost. Few of the Light remain. Hermione spent her time studying the Veil, trying to unravel it's mysteries in hopes it could help them escape.
T, English, Adventure & Friendship, chapters: 2, words: 7k+, favs: 117, follows: 107, updated: 5/14/2023 published: 2/24/2023, S. Carter, J. O'Neill, Harry P., Hermione G.
148 A New Tournament » by killgore444 A gift from the future provides a little bit of hope in a time of need. OP Harry, Ron and Hermione, but with a plausible background to support it. No bashing, even of disliked characters.
T, English, chapters: 8, words: 91k+, favs: 460, follows: 687, updated: 5/13/2023 published: 4/12/2020
3 Through the gate by Asla Harry Potter thought he had seen it all: magical creatures, hidden worlds, and dangerous adventures. But nothing prepared him for what he would encounter when he stepped through the Stargate.
T, English, words: 5k+, favs: 75, follows: 113, 2/20/2023
1 The Pioneer's Frontier » by Left for Space Not worth reading, need a lot of work. Just an outline.
K+, English, Sci-Fi, chapters: 7, words: 3k+, favs: 13, follows: 16, 2/13/2023
177 Star Granger - Season 5 » by SFD Once upon a time, a race of people fled their home planet, not willing to present themselves as gods. They went on and seeded life in substantial parts of the known universe. Klingons will tell you that gods are more trouble than they are worth, and that to grow, a race needs to do all their gods in. But, doing-whoever-all-in is SO not Federation. What a girl to do?
T, English, Sci-Fi & Adventure, chapters: 23, words: 102k+, favs: 399, follows: 526, updated: 2/2/2023 published: 6/16/2022, [Harry P., Hermione G.] S. Carter, J. O'Neill
10 Salvation by NightLark93 Set during Season 6 Episode 'Cure'. The Tok'ra are determined to do everything to save their queen from her mistreatment at the hands of the Pangarans. Enter Harry Potter, a human found on one of their temporary bases and adopted into the Tok'ra. Originally published on AO3 in 2021. Story contains allusions to Mpreg, if you don't like that then don't read this.
T, English, Fantasy & Friendship, words: 4k+, favs: 137, follows: 110, 12/28/2022, Malek, Egeria, Harry P.
101 Everything Everywhere One Thing at a Time » by Karmic Acumen Dreams had always been an escape for Harry Potter, but he was pretty sure that you weren't supposed to dream entire lives all at once. Now what's this whole dimensions malarkey and what does divination have to do with it? (HP / Stargate Multicrossover)
T, English, chapters: 10, words: 67k+, favs: 601, follows: 806, updated: 9/25/2022 published: 8/2/2022, Harry P., Nicolas F.
367 What we will become » by TheLeon1236 Humans are extinct. A new opportunity opens and Harry takes it. He and Sirius travel to the Stargate universe to explore and build something extraordinary with new friends and allies. Magic and technology in sync. MOD!Harry, Clever!Harry, Powerful!Harry, Non-canon!SGC.
T, English, Sci-Fi & Fantasy, chapters: 5, words: 24k+, favs: 1k+, follows: 2k+, updated: 7/15/2022 published: 8/17/2020, Harry P., Sirius B.
91 Star Granger - Season 4 » by SFD The story so far: In the beginning, Isis tried to take over Hermione. This has made many people angry, mainly Harry and Hermione herself, and been widely regarded as a bad move on her part. Now, with some of Isis's knowledge about how exciting and dangerous the greater galaxy can be, they prepare to do something about it. With a team, ships, and allies - it's time to go to war!
T, English, Sci-Fi & Adventure, chapters: 11, words: 42k+, favs: 435, follows: 505, updated: 6/16/2022 published: 1/27/2022, [Harry P., Hermione G.] S. Carter, D. Jackson
17 The DASS Requirement » by feauxen The Dumbledore's Army Space Ship Requirement sails again! This time with goa'uld, SG-1, and consequences that probably aren't a joke. (Consequences not included, may contain products harmful to the mental development of children under seven years of age.) This story was inspired by another work on this site, see author's notes for details.
T, English, Sci-Fi & Adventure, chapters: 2, words: 4k+, favs: 123, follows: 125, updated: 5/25/2022 published: 5/13/2022, Gen. Hammond, J. O'Neill, Harry P.
4 Patronus or Boggart by JNTK984 A Cosmic Convention is being held, and one booth has the option for visitors to find out their Patronus or to see what their Boggart is.
T, English, Humor & Fantasy, words: 1k+, favs: 18, follows: 15, 5/7/2022, S. Carter, J. O'Neill, Harry P., Hermione G.
104 Protective Custody » by Virodeil The Prime Minister of the mundane world was more proactive about the threat of Sirius Black in 1993. She contacted an ally to help with one part of the problem, namely the safety of a thirteen-year-old boy who was said to be the criminal's foremost target. The ally secreted him somewhere special… and things snowballed from there.
K, English, Hurt/Comfort & Family, chapters: 7, words: 10k+, favs: 469, follows: 828, updated: 3/2/2022 published: 11/4/2020, Gen. Hammond, OC, Harry P.
125 Ancient Magic » by Thor's Shadow Something went wrong - because someone meddled. Someone else noticed. What will happen when key players are placed upon a much more Ancient path than they otherwise would have travelled?
T, English, Adventure & Sci-Fi, chapters: 2, words: 9k+, favs: 517, follows: 840, updated: 2/25/2022 published: 2/20/2022, [Ginny W., Harry P.]
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