I go where the material is, and I feel like I'm looking for really strong directors. That's the key ingredient. There are some directors I would move the sun and earth for, or stop the rotation of the planets, just to work with them. ↗
On Titan the molecules that have been raining down like manna from heaven for the last 4 billion years might still be there largely unaltered deep-frozen awaiting the chemists from Earth ↗