Today there was an Ask Me Anything on reddit involving many of the top-level folks working with Onyx Path, including company owner Rich Thomas, CCP liaison Eddy Webb, and Exalted co-developer John Mørke. Here is a White Wolf forum thread picking out the Exalted related stuff.
Over the past two days, regular spoilers started up. John posted Taboo-Inflicting Diatribe and Holden posted Skillful Imposition Method.
Old News You May Not Have Seen
What We Know a fan wiki collecting tidbits that have been released.
There's a Google+ Exalted community.