The SotP_Alpha_v.0.56.41820.zip file you have requested: Modifications / Sins of the Prophets / Sins of a Solar Empire: Rebellion Mod - Sins of the Prophets v0.56a - 795.53mb is not available. Perhaps try browsing all files for the game Sins of a Solar Empire: Rebellion and upload any files you want to share or are missing. This is the only information we could locate:
A Halo mod for the critically acclaimed Sins of a Solar Empire that aims to capture the fast paced intensity of the Halo series. See Installation Instructions and Info.txt inside the download for installation instructions, info, and links to various resources for the mod.