After the siege of Atlantis new recruits are brought by the Daedalus to Atlantis, among them a married British couple. Lt. Colonel John Sheppard isn't quite sure what to make of Lieutenant Harry and Dr. Hermione Potter, but their inclusion into the Expedition came from on high which can only mean bad things... Harry/Hermione main pairing. MANY secondary pairings.

Harry finds that things are not as they seem. His parents are alive in another galaxy! That Vampires are on Earth and they actually come from a different galaxy as well. Follow his journey to right ancient wrongs and to set things right for a prosperous future This is a Harry Potter x Stargate x Twilight fanficition

Three children meet on the train that will take them to their new lives at Atlantis Academy, a school for children who can use Ancient technology. For John Sheppard this is the beginning of a new and wonderful life, but he also learns that his past holds dark and terrifying secrets... [To be updated on Tuesdays and Fridays.]

harry potter is gifted the powers and knowledge of moros. aka meridian aka Merlin how does this change the fate of a certin dark haired green eyes wizard? M for safety

James and Lily Potter had seen something more than a monster, more than a thing, more than an it, an animal abandoned to die. They had seen something worth saving and had taken her in. That was, perhaps, the Tau'ri's biggest mistake. Wraith!Harry. Fem!Harry. Eventual Grey/Dark Harry. Dad!Todd. Harry/Multi.

Harry Potter is a Squib. He finds Merlin who will take him on a trek that spans several galaxies!

When Harry is killed by Voldemort at the end of his 7th year he meets dumbledore and someone else which leads him on a different path after he comes back. (Discontinued but up for adoption)

AU. John Sheppard's posting to Antarctica gets more interesting than he'd expected when he recognizes part of what they're working on as being similar to the Ancient Runes he'd once studied with his cousin Harry Potter.

Harry's been wandering the multiverse for some time, researching the mysteries of magic. When he comes across the SGC, he can't help but wonder why Ancient technology seems to work WITH magic instead of exploding on contact. This inevitably leads to all sorts of trouble, and a wizard in the Pegasus galaxy. Harry's a cheeky genius, but not the MoD or even overpowered. Much.

Betrayed, Harry Potter delves into a world of Technology and SC-FI as the Descendent of Janus. SG1/HP/STNG Crossover. Dark!Harry Powerful!Harry Alteran!Harry (WIP)

How would things be different if an accident leads to Daniel Jackson going through big changes when Samantha Carter leaves Earth to take over the Atlantis expedition? Daniel has a major realization. Read the author's note at the beginning (very important). The Harry Potter part of this is very minor and doesn't come in until the very end. Almost pure Stargate story. Daniel/Sam

Harry and Co not only happen upon the Ancient and Lanean Cityship Atlantis, but declares his and his Coven's independence from the Machinations of the prejudiced governments of Earth. When attempting to explore the greater galaxy gets derailed, due to the sabotage of the NID, how will the Coven react when faced with the Walking Dead and extinction of Humanity?

After You-Know-Who took over the Ministry Percy left the Magical world and ended up working for the SGC.

Harry Potter thought that he was a normal boy. Until a school trip to Glastonbury Tor reveals an ancestry and universe far greater than what he expected. Revamped version of Last Ancient. Not Slash Discontinued and open if anyone wants to use it or its concepts, I don't mind.

Up until today Hermione had never regretted her choices, everything she had experienced made her the woman she was, and she liked that woman very much. When she made the choice to come to Pegasus she was confident, but now she was beginning to rethink accepting her new position among the people of Atlantis. The magic here was stifling and thick, the lunar pull was constantly fluctu

AU After the final battle the Hallows give Harry dreams on how to fully unite them and it turns out that they are a hidden and updated repository of knowledge for the Lantean people. How will he lead the wizarding world to the stars? under rewrite...

A new hero has arrived in the Pegasus Galaxy. Read and learn about Harry Potter's adventures in the Pegasus Galaxy.

AU, WBWL. The Horcruxes from Harry's scar was removed and sent to the goblins who dealt with most of them except for two; those were up to Dumbledore to deal with. But this is not a story about them it is about Harry Evans after the Atlantis Expedition came back to Earth with Atlantis and what happens afterwards.

Harry's quest to learn about the origin of magic leads him into discovering more of the universe than he could ever imagine and getting into trouble with aliens while unwittingly establishing an empire.

Harry Potter is banished from Earth by Voldemort and Dumbledore and it's only through providence that he winds up in Atlantis. Join Harry as he struggles to find a way back to his Earth and ends up saving a galaxy along the way.

Harry defeats Voltomort and is "blessed" by both the God of Death and Magic herself, the only problem is Dumbledork doesnt like the fact that his weapon lived and is taking all his glory. So harry decides to move...off world.

A millennia has passed since the Exodus of Terra now the Alterra Imperium Magica is an empire spanning three galaxies. Now a major power in the known universe, The Imperium is asked to honor the Alliance Of the Great Races and protect the younger races of the Milky Way galaxy form a race of machines that seek genocide of organics. HP,SG,SW,ME,BSG crossover.OOC!AU!KING!HARRY x FLEUR

My first fanfic ever. Harry Potter/Stargate Atlantis Crossover. Tired of wizards and their treatment of him after the war Harry Potter decides it's high time he moved on past this life. Hoping to find solace in death or maybe a chance to find Sirius he throws himself in the veil, however he just cant seem to catch a break.

Hermione likes to read. She has always liked to read. Her longtime hobby leads her to her next adventure. Strangely enough, Hermione finds that traveling to another galaxy is turning out to be a lot like going to Hogwarts. Maybe a bit safer though.

Has anyone ever wondered why Evan Lorne hates to be in the spotlight? Why he likes the shadows? He was really born Harry James Potter, the Boy Who Lived, he was sick of being a celebrity and chose to leave England to be in the USAF and SGC. When three people from Evan's past show in Atlantis due to experimental magic, he has to chose his new life or his past. T for Evan's swearing.