This week, we challenge you to... Land on Gilly!
Primary: Dock with Gilly.
Stretch: Dock with Gilly, plant a flag, and return safely to Kerbin.
Jeb: With just a jetpack, de-orbit, dock with Gilly, plant a flag, and return to your orbiting spaceship, then return to Kerbin.
Val: As above, but capture into the Eve system by aerobraking.