SG/B5/ST crossover. When the Asgard are ressurected by one of the Ascended who suddenly to his surprise finds himself in the possession of Q power they are understandably curious. Especially about the two new galaxies in the sky...

Harry and Ron both get letters from Gringotts that will change their lives. Harry/multi But the primary pairing will be Honks

HPxSG1 When Harry finds the Chamber of Merlin within the halls of Hogwarts the future of Earth will never be the same. And neither will the characters.

Inspired by others thought I'd give a Stargate SG1 crossover with Harry potter a shot. Rated T just in case.

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.

After the DoM, Harry finds blocked powers, new abilities, and a sudden need to marry Tonks.

In two universes, Harry Potter and Lily and James Potter make a wish. A wish that pulls Harry across to an alternate universe where he died, but not his parents and he has several siblings. He cannot settle down with a war going on. CHAPTER 6 FINALLY UP!

AU: no OoTP events will be included. The final battle has been fought and won, but what is there left for Harry, Dumbledores final gift to the child that was the son he never had. Alternate Universe, well sort of...

On his sixteenth birthday harry gets new powers, unfortunately the wizards of his age cant cope with his powers so he gets sent back to people who can help his rather unique case prehbp

Harry is the magical Heir of Merlin. He is the most powerful being on Earth. All hell will break loose. No Slash, Very Powerful, Independent Harry. Goody Goody, Arse kickin' Harry

A letter causes Harry to learn some surprising things about his lineage, a different twist on the usual Harry in Azkaban story line.

2nd LLTR James Koren leads an expedition from Corellia to our galaxy and when he meets the Goa’uld the Republic prepares for battle. On Earth the Tau’ri begin their rise to power and alien life is disclosed. Daniel/Sha’re Atton/Janet Sam/Martouf

A Harry/Hermione love story, with the usual cliches Manipulative Dumbles, Potions abuse, Time Travel..sorta, Ron Bashing..literally a new definition of family

Sequel to Headmaster’s Socks. As Harry and Hermione enter the next stage of the relationship, it's time for them to enter their second term at the Collegium. But there's something rotten in the bowels of Hogwarts, and Ginny Weasely is in big trouble...

Fits between Headmaster's Socks and Deathtrap Girl. It's summer 1997, Harry's got a job to do, the Blink Dog is in for a Hell of a ride, and Hermione's about to get a look at what life as an interstellar mercenary is really all about...

Very extreme AU, myriad crossovers, many new characters, very super Super!Harry, majorly altered timeline. Entering Hogwarts, sixteen-year-old Hermione Granger is about to find herself thrown in at the deep end of one helluva mean old galaxy...

Early in the summer after fifth year, Harry discovers he has family other than the Dursleys. Just as he meets his uncle for the first time there is a deatheater attack on Privet Drive and then his whole world is turned upside down. Harry Potter Stargate

Harry Potter was 18 when he first stepped into Atlantis. HPSGA crossover.

Ryver/Michael Mentions of . Alteran:Harry. Clone:Harry Ryver . Harry must face the Galaxy and try to rebuild the strength of the Great Races while caring for his twin brother who has their destiny on Earth on his shoulders.

HP&SG1&SG Atlantis. Harry was promised to the Princess of the Light Elves before he was born. Dumbledore finally tells him this when he is twenty five years old. Now he is working for the SGC. Harry&some female but not telling who.

Harry was bent, ever so carefully, over a test tube. It contained Wraith DNA, and he was attempting, for the umpteenth time – to find out if the Wraith were immune to indeed everything, as some people believed. AU!HarryPotter, no pairing, SLASH hints.

HPXSG1 crossover. Lily and James left behind a will that stated that Harry in no way shape or form should go to the Dursely's instead he is to be brought up by Daniel Jackson. Who is this person and what is his relation to James Potter?

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.

Harry Potter/SG1 crossover. When life throws Harry another curve ball will Harry be ready to save the Galaxy not just the Earth, and will the SGC be there to back him up?

Harry Potter/Stargate crossover. Full details inside. Harry joins SG1 as a separate person, rather than being on of the members already. Covers from Season 1 through Season 3 after which little of the original storyline remains.