Board Thread:General Discussion/@comment-4479676-20161113192626/@comment-1031724-20161204071203

Space Stone is the Tesseract, which is in Asgard (Blue)

Reality Stone is the Aether, which is in what's left of the Collector's collection (Red)

Power Stone is the Orb, which is in possession of the Nova Corps (Purple)

Mind Stone, as Hugues mentioned, is in Vision's forehead (Yellow)

Time Stone is the Eye of Agamotto which is at Dr. Strange's base (forget the name) (Green)

Soul Stone is the one that hasn't been revealed yet. (Orange)