Comet Crisis

Comet Crisis is a Ninjago book that was released in 2014. It's the eleventh volume of the Ninjago graphic novel series.

Description
"The Masters of Spinjitzu are stuck on a comet, having traveled through space to save the World of Ninjago from the Nindroids. As they race through the stars, it becomes apparent that they are not alone on the comet. Something has stowed away… Something not of their world…"