Simply launch it to eve and back! Note that you need to land on a place that is higher than 3500m so as to get back to Kerbin.
Mod needed for this craft to work:
Kerbal Joint Reinforcement
Interstellar Fuel Switch
Simply launch it to eve and back! Note that you need to land on a place that is higher than 3500m so as to get back to Kerbin.
Mod needed for this craft to work:
Kerbal Joint Reinforcement
Interstellar Fuel Switch