This image is the cover for the book Firefly #2, Firefly

Firefly #2, Firefly

The untold story of the Unification War continues! Stranded on an outer moon and with a price on their heads from Alliance bounty hunters, the crew race against time—and the planet's population—to fix Serenity and hightail it outta there!

Greg Pak, Dan McDaid, Marcelo Costa

BOOM! Studios