It was mentioned at San Diego Comic Con, but overshadowed by news about some other Joss Whedon comic book called Twist.

But yes, it has been reconfirmed in today's Angel & Faith comic book that 2016 will bring a new Serenity series, starring the Firefly crew (what's left of them) in official canon.continuity, to follow up on Dark Horse's series Leaves On The Wind.

And with regular Whedonverse artist Georges Jeanty on pencil duties…