The Fermi paradox, named after Italian-American physicist Enrico Fermi, is the apparent contradiction between the lack of evidence for extraterrestrial civilizations and various high estimates for their probability. The Probability has always been high, and according to this line of reasoning, the Earth should have already been visited by an extraterrestrial civilization. So Where?

Earth has been overrun by the forces of the Ori. Beaten, demoralized and on the run in the Ancient city of Atlantis the survivors of Earth make a desperate gamble to save what little they have left. Arriving in a galaxy so different from their own, can they to uphold the legacy left to them by the races that came before? And save a galaxy doomed to a suffer a fate worse than death.

Shepard defeated the Collectors, but now he must face a universe different from his own, but his team won't be the only team to help him get through this uncertain future.

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.

What if when a world war looked likely all alien tech was taken off world and that developed into a colony and a spy agency that was better than Cerberus and was close to, but unknown by, the Alliance? An agency that worked in that shadows to keep humanity safe from threats; alien and internal. SHIELD, born from the closure of the SGC and IOA. Stargate and ME crossover

Sequel to Contact of Kobol and Contact of Races. Earth and other worlds are united in the Tau'ri Alliance, with the advance technology from the Ancients and the Asgard they are the most advanced culture in the Galaxy. Now they must travel to a distant galaxy to finish the mission of the Destiny only to contact the Citadel Council and the Reapers. (Stargate Sg1/Mass Effect)

When the Reapers see the threat Shepard poses, they enact a backup plan millions of years old. A single Reaper will unleash his fury and two galaxies will never be the same. (New Chapter 13/12/16)

For Longer than Humans have been aware, the Earth has been sought after by others from the stars. Mankind survives and rises, but now must prepare for the greatest threat ever, and no, It's not the Reapers.

The Citadel Council is looking for resources, what would they find.

This is a Battle between the Mass Effect races and Stargate Races and Who is the winners and Losers. Postponed

The Tollans never told the Tauri that 50 years ago they under went a Civil-War that caused almost 500 Million Tollans to leave for an unknown galaxy. Thoses Tollans fromed The New Tollan Council following many policies like the Old Council only that they arent as nearly as Isolationalistic.

It has been said that something as small as the flutter of a butterfly's wing can ultimately cause a typhoon halfway around the world. Now image what four massive EMPs could do in the midst of the Turian fleet above Shanxi. For want of a nail, civilizations will rise and fall. (REWRITTEN: Chapter 1-5)

Set after the last SG1 film and Atlantis finale. On a planet at the edge of the stargate network in the Milky Way galaxy, a Citadel commissioned exploration fleet is about to make a a monumental discovery and the people of Shaanxi are going to meet their neighbours. This is my attempt to smash together to well written universes without ruining them. Sorry, no working title yet

Tratare de ser lo más claro e imparcial así como lo mas justo que se pueda con ambas partes pero siendo sincero todos sabemos quienes patean el culo más duro. (Aclaro estoy tomando desde donde dejan las series de Stargate en general no hago referencias a los libros) (En el caso de Mass Effect estaré tomando desde el a petición de los lectores e decidió tomarlo desde el inicio)

What if humanity progressed on a different path, a path more focused on science, and understanding the universe. What if this path followed the path the Ancients took. And what if this humanity met the Mass effect races. (Under rewrite, see last chapter for details and profile for progress updates)

Commander Shepard has been all over the galaxy, but she's never been back in time before. She's stranded in a time that makes no sense, and on an Earth that's facing a dire threat of it's own. Set in Season Five of SG1. Paragade, Vanguard Shepard.

After saving two children Xavier finds himself in a world that he only ever dreamed about

An Ascended Being finds himself in the Mass Effect Universe. Now he must find away to help without drawing the attention of the Other Ascendeds. Will it be enough to stop the Reapers and end the cycle? Read and find out. Male Shepard, Paragon.

A young man has been sent to the mass effect universe to help save it, but its not just the reapers that are threatening all organic life. Another, even more ancient and evil threat looms over the horizon. And he must gather may allies to stop it, or else multiverse is doomed. Not a S/I of myself, just an OC i created.

A Christmas special. Shepard and her crew end up on Earth, with the universe seeming to do everything to prevent them from enjoying some holiday cheer. Maybe some OCs, maybe some crossovers later. Now a Stargate cross.

It's been 15 years since the first mission through the gate. When President Hayes visits the SGC to start talking about disclosure, a discovery about the Stargate Network will change everyone's understanding of the galaxy. AU fic, after SG:U, T for now

A long time ago, a deadly threat ravaged the galaxy. Earth was saved in a desperate plan, and to its inhabitants only a few years had gone by while the galaxy changed around them. Now, the threat is coming back, and all will be revealed. CANCELLED

After the battle with the Collectors, the Normandy tries to return to the Terminus systems. Unfortunately things don't go as planned and now the remnants of the crew must find a way home. However intentions and outcomes are rarely similar for Shepard. -ON HIATUS.

When we first stepped through the Stargate we called it the greatest discovery of all time. Now however, we've discovered something greater, the means to defend our home from those who would do us harm. We call it...the Mass Effect.

An anomalous mass relay jump sends the crew of the Normandy into the universe of the Tau'ri. Now Shepard and her crew must gain the trust of the SGC while fighting off the Goa'uld and finding a way to return home. Post-ME2. AU. DISCONTINUED