Answer:
The thinkers usually hold this body part
Barren location, infertile and dry; my name means "to leave", it's not heard to see why
I'm a god, a planet, and measurer of heat. Who am I?
Lovely and round, I shine with pale light, Grown in the darkness, a lady’s delight.
What has ten letters and starts with gas?
When is it bad luck to see a black cat?