Star Wars: The Clone Wars

Mystery of a Thousand Moons (1x18)

Air date: Feb 20, 2009

A single chance is a galaxy of hope. The fatal Blue Shadow Virus is released, infecting Ahsoka, Padmé and many Clone Troopers - and giving Anakin and Obi-Wan just 48 hours to find the antidote on a mysterious planet from which no visitor has ever returned.