Scryer

Magic Through the Gate by Kallanit

After the war, little has changed for Muggleborns in Britain, so Hermione seeks a place where she will fit in and be welcome. She finds somewhere unexpected, where she can feel useful again. When Harry begins to feel equally displaced at home, due to problems arising from being Master of the Elder Wand, she invites him to join her. For once no Harry or Ron bashing! AU.

Stargate: SG-1 - 2015-07-16 Complete - K+ - - Hermione G., Harry P. - 56,396 words - 10 chapters - 592 reviews - 1,573 favorites - 1,024 follows

Immortality in the Verse by BillieJean476

Harry Potter being the Master of Death would obviously live long enough to see the human race reach the stars.

Firefly - 2016-05-17 Complete - M - Adventure/Sci-Fi - Harry P., Inara, Wash, R. Tam - 77,421 words - 10 chapters - 320 reviews - 1,362 favorites - 1,153 follows

Guardian by Blueowl

AU. SG1HP. Harry is taken that night by an Ascended Ancient and becomes a Guardian, a task that shall shape not only his protectees, but the universe.

Stargate: SG-1 - 2010-01-10 Complete - T - Humor - J. O'Neill, Harry P. - 152,540 words - 28 chapters - 1,776 reviews - 3,686 favorites - 2,858 follows

Harry Potter: Lord of the Dark Side by Gold Quantum Ranger

The year is 15 BBY. Darth Vader was lost on Mustafar after his duel with Obi-Wan Kenobi. Darth Sidious is left without an apprentice. But by the Will of the Force, something has happened. He feels a tremor in the Force from the Unknown Regions. He will find his new apprentice in a boy people call, 'The-Boy-Who-Lived', and the Galaxy and Wizarding World will never be the same again.

Star Wars - 2020-11-06 In-Progress - M - Sci-Fi/Fantasy - Harry P., Hermione G. - 88,349 words - 3 chapters - 67 reviews - 261 favorites - 335 follows

Harry Potter Last of the Ancients by BabyBoy349

Harry Potter Travels the Multi Verse in order to aquire new tech and allies to deal with his ancestors enemies once and for all

Stargate: SG-1 - 2014-11-02 In-Progress - T - Sci-Fi/Adventure - Harry P. - 88,378 words - 18 chapters - 1,068 reviews - 1,683 favorites - 1,642 follows

Star Wars Legends: The Beginning by basa93

(Rewritten version posted as another story!)

Star Wars - 2015-10-04 In-Progress - M - Adventure/Drama - Aayla S., Shaak Ti, Harry P. - 70,015 words - 9 chapters - 240 reviews - 1,140 favorites - 1,375 follows

The Sentinel: Episode 1 The Phantom Shadow by TheBlackHand724

They had no use for his skills as a shadow assassin, but maybe the next word would. He was a weapon, a blade to be used against the dark, nothing more and nothing less. Super powered, and skilled Harry Potter in the Star Wars universe. T for language and violence. beta'ed by Mad about the Boro

Star Wars - 2014-08-24 Complete - T - Adventure/Romance - Obi-Wan K., Siri T., Harry P. - 95,085 words - 17 chapters - 430 reviews - 2,340 favorites - 1,424 follows

The Wars of Legends 1 - The Apotheosis of a Lost Child by Nameless2210

[Fem!HP] [AU from end of GOF] [Time Travel fic] [Femslash!] Harry Potter was always more than he seemed. A Freak? A Wizard? A Hero? These were but pale reflections of her true destiny. This is the story of how she embraced her true calling as a Goddess. [X-posted on AO3][Outsiderverse]

femslash

Stargate: SG-1 - 2019-07-06 Complete - M - Romance - Harry P. - 50,314 words - 13 chapters - 195 reviews - 815 favorites - 794 follows

Harry Potter and The Cochran Effect by r2r4l

A cross-over from Harry Potter to Stargate. Star Trek references, only in so much as Harry invent's his own warp drive and stuff. A mix with some members of the retired Fantastic Four. And a couple other hopefully interesting cameos. Harry/Hermione. Who knows what will happen. Well, I have some idea. You will just have to see. M only for safety.

Stargate: SG-1 - 2016-05-03 Complete - M - Sci-Fi/Adventure - Harry P., Hermione G. - 71,160 words - 10 chapters - 303 reviews - 1,195 favorites - 1,099 follows

A Tear Between Worlds by ookami-metsuki

What if the Veil was a one way door, a tear, between two different universes? What if the timeline changed, just a bit? A haunting voice brings realization to Sirius, things are not what they seem. Harry Potter is a boy destined to die if things aren't changed. A step through the veil, and the 'Verse opens up before them.

Firefly - 2018-10-04 In-Progress - K+ - - Harry P., River - 50,793 words - 5 chapters - 122 reviews - 444 favorites - 703 follows

Harry Potter and Setesh's Blunder by r2r4l

This is an AU cross-over from Harry Potter with Stargate SG1. Harry meets Seth/Setesh, Harry wins. This is Harry's story of what he would do after assimilating the knowledge of Setesh and Voldemort. I take plenty of AU liberties with canon so don't complain about what the tech or science does or does not do. Pairings: Harry/Hermione.

Stargate: SG-1 - 2015-09-24 Complete - M - Sci-Fi/Adventure - Harry P., Hermione G., Sirius B., Remus L. - 152,898 words - 23 chapters - 646 reviews - 1,980 favorites - 1,500 follows

The Rise of Darth Veneficus by Faykan

A dark power is rising. An ancient enemy with a new face. Can the Republic and the Jedi Order withstand the storm of the new Sith Emperor, Darth Veneficus? Sequel to Harry Potter and the Power of the Dark Side.

Star Wars - 2020-11-12 Complete - T - Sci-Fi/Adventure - Yoda, Harry P., Draco M., Luna L. - 438,121 words - 66 chapters - 672 reviews - 1,090 favorites - 1,042 follows

The Lord of Light by Darth Marrs

Where the hell is Harry now? Third in the Forever Mage trilogy begun by HP and the Four Founders and continued in Forever Mage. How will Darth Vader and the Emperor deal with a wizard born long ago in a galaxy far, far away?

Star Wars - 2011-11-12 Complete - M - Humor/Drama - Leia O., Harry P. - 238,517 words - 39 chapters - 2,128 reviews - 3,141 favorites - 2,146 follows

DLP 3.45

Isis's Bane and the Goblet of Fire by althor42

Sequel to Isis' bane: Tar'Chell's Wrath. Years have passed, and Harry lives his life at peace, exploring the galaxy. He takes an offer to go to Atlantis, to do amazing things. He thinks he knows where his life is taking him. Voldemort has other plans.

Stargate: Atlantis - 2012-09-09 Complete - T - Sci-Fi/Fantasy - Harry P., John S. - 115,980 words - 14 chapters - 770 reviews - 1,895 favorites - 1,445 follows

Harry Potter and the Science of Magic by Newhobby

After the war Harry finds he's not satisfied by the challenges remaining in the magical world. After finding out he's the last heir to Merlin and a chance encounter with a group of muggles in an underground vault, maybe he'll find his way.

Stargate: SG-1 - 2010-02-24 In-Progress - M - Adventure - Harry P. - 77,088 words - 8 chapters - 514 reviews - 1,368 favorites - 1,792 follows

Balance by stargatesg1fan1

Harry is abused but overcomes to claim his place exploring the galaxy through the Stargate. Super Smart Harry. Resourceful Powerful Harry. Time-Travel. Some Reality Travel. Harry-multi Hermione Fleur Tonks Sam C. and many others . Advanced Technology. No uncensored, NC-17, Unrated or smut version of this story exists anywhere. This story is only posted on this site.

Stargate: SG-1 - 2009-05-17 Complete - M - Sci-Fi/Adventure - Harry P. - 131,720 words - 18 chapters - 710 reviews - 3,365 favorites - 1,697 follows

DLP 2.71

The Forever Mage by Darth Marrs

Harry Potter/ST:NG era post movies crossover. A young man with messy hair and green eyes finds himself in the middle of 24th Century Scotland with no memories. Join him as he tries to solve not only who he is, but where his people are.

StarTrek: The Next Generation - 2010-03-13 Complete - M - Drama/Sci-Fi - Harry P. - 102,957 words - 24 chapters - 1,573 reviews - 3,089 favorites - 1,456 follows

Star Wars: Ravens Rise by damon blade

Raven had a normal life until one day she meets and forms a lasting friendship with a young boy from the furture, what trouble and adventures await these two friends in a Galaxy at war in two time frames. femRevan x Harry Potter. AU

Star Wars - 2013-09-15 In-Progress - M - Adventure/Sci-Fi - Harry P. - 84,784 words - 16 chapters - 469 reviews - 1,586 favorites - 1,590 follows

Revan by Lord Hadrian Black

Emperor Revan II; the ruler of an Empire and leader of an Armada, fighting to save the Galaxy from those who wish to destroy it, all the while falling in love with a beautiful Senator and fighting to leave his past behind; or will he fall and become the very thing he fought against. Will span the whole Saga. WIP.

Star Wars - 2012-07-03 In-Progress - M - Fantasy/Adventure - Padmé Amidala, Yoda, Obi-Wan K., Harry P. - 63,199 words - 24 chapters - 881 reviews - 1,936 favorites - 1,912 follows

Harry Janus Potter - Dances with his Destiny by r2r4l

AU cross-over Harry Potter/Stargate. Super-Harry.Harry ends up absorbing the memories and abilities of Janus and Voldemort when he is 9 and gets sent by the Others to the ancient ship Destiny. He returns on a quest to conquer the universe, his way. Encounters the Goa'uld, Wraith, Furling, Skrull, Kryptonians, BSG Colonials, and Star Wars. Major retconning. Pairings: Harry/Hermione.

Stargate: SG-1 - 2014-11-03 Complete - T - Sci-Fi/Adventure - Harry P., Hermione G. - 246,526 words - 37 chapters - 765 reviews - 2,281 favorites - 1,631 follows

The Sentinel: Episode 2 The Shadows of War and Peace by TheBlackHand724

Sequel to The Sentinel: Episode 1 The Phantom's Shadow. 1 day in Arda, 33 days in the Star Wars verse what could the Sith do when Harry's not around? What can the Jedi Do to stop him? What will Harry do when he gets back? T for langue and Violence. Now Beta'ed thru chapter 13

Star Wars - 2015-06-02 Complete - T - Adventure/Romance - Obi-Wan K., Siri T., A. Ventress, Harry P. - 148,362 words - 18 chapters - 289 reviews - 1,514 favorites - 1,198 follows

Alteran Seraphimian Aliance by anothokuro

An action to free Arceus will bring an ancient alliance back to life. The hunt for the stars has begun. Voldemort will soon find out what true power means. And Dumbledore runs against a wall with his manipulations, as Harry frees himself from his grip and starts his true inheritance. Begins in the Pokemon universe and then changes over. Translation of the Original Story.

Stargate: SG-1 - 2022-07-21 In-Progress - M - Sci-Fi/Adventure - Harry P., OC - 313,983 words - 11 chapters - 32 reviews - 189 favorites - 235 follows

Heart of Death by sonicXben

(Prequel to Rise of the Jedi) Harry Potter is sick of the Wizarding World. He is lost, without purpose, until he finds some old relics and a new chance at life. Now crowned a Sith Lord, he builds an Empire and raises an army with the potential to end both the Galactic Republic and the CIS. Will they succeed? Wrong GWL, Greater-Good but Moral Dumbledore. M for very violent themes.

Star Wars - 2018-03-23 Complete - M - Sci-Fi/Adventure - Harry P., Daphne G., Obi-Wan K., OC - 201,873 words - 32 chapters - 317 reviews - 1,133 favorites - 1,077 follows

DLP 3.45

Isis's Bane: Tar'Chell's Wrath by althor42

Sequel to Isis' Bane. With the knowledge and technology of the goa'uld, and his own innovation, Harry becomes a force all his own in the galaxy. Exploring science and magic, Harry discovers the price of waging war.

Stargate: SG-1 - 2010-07-23 Complete - T - Adventure/Sci-Fi - S. Carter, Harry P. - 100,748 words - 15 chapters - 533 reviews - 1,996 favorites - 1,342 follows

DLP 3.45

Isis's Bane: A New Home by althor42

Alternate continuation of Isis' Bane. Harry returns to Earth with SG-1 and finds a place to fit in. First chapter begins with an alternate of the last chapter of Isis' Bane.

Stargate: SG-1 - 2010-10-14 Complete - M - Sci-Fi/Angst - J. O'Neill, Harry P. - 125,172 words - 18 chapters - 930 reviews - 1,719 favorites - 1,265 follows

Search: HP/Sci-Fi Mix, >50k

Magic Through the Gate by Kallanit

Immortality in the Verse by BillieJean476

Guardian by Blueowl

Harry Potter: Lord of the Dark Side by Gold Quantum Ranger

Harry Potter Last of the Ancients by BabyBoy349

Star Wars Legends: The Beginning by basa93

The Sentinel: Episode 1 The Phantom Shadow by TheBlackHand724

The Wars of Legends 1 - The Apotheosis of a Lost Child by Nameless2210

Harry Potter and The Cochran Effect by r2r4l

A Tear Between Worlds by ookami-metsuki

Harry Potter and Setesh's Blunder by r2r4l

The Rise of Darth Veneficus by Faykan

The Lord of Light by Darth Marrs

Isis's Bane and the Goblet of Fire by althor42

Harry Potter and the Science of Magic by Newhobby

Balance by stargatesg1fan1

The Forever Mage by Darth Marrs

Star Wars: Ravens Rise by damon blade

Revan by Lord Hadrian Black

Harry Janus Potter - Dances with his Destiny by r2r4l

The Sentinel: Episode 2 The Shadows of War and Peace by TheBlackHand724

Alteran Seraphimian Aliance by anothokuro

Heart of Death by sonicXben

Isis's Bane: Tar'Chell's Wrath by althor42

Isis's Bane: A New Home by althor42