In case you didn’t know, the latest issue of Game Informer has Mass Effect Andromeda as its cover game, which means a lot of details surrounding BioWare’s upcoming RPG is being pored over by subscribers.
In case you haven’t subscribed, or want something in condensed form, industry insider and NeoGAF poster shinobi602 has compiled a LOT of info from the Game Informer issue and sorted it an an easier to digest form. If you absolutely don’t know want anything spoiled for you, then proceed with caution.
Backstory

-Around 2185, at the height of galactic progress, unaware of the impending Reaper invasion (though after Sovereign), several species band together for the “Andromeda Initiative”

-4 Arks, each carrying a different race, are built, housing thousands of individuals to chart a course to Andromeda More on the Andromeda Initiative:

“Founded in 2176 and launched in 2185, the Andromeda Initiative is a civilian, multi-species project created to send scientists, explorers and colonists on a one-way trip to settle in the Andromeda Galaxy. With powerful benefactors lending their support, the program has grown substantially in scope since its inception. The Initiative?s ultimate goal is to establish a permanent presence on the seemingly resource-rich frontier of Andromeda, and eventually create a reliable route between it and the Milky Way Galaxy.”
-Turians are confirmed in the game

-The Heleus Cluster is noted as having a signi...