Answer:
What is a five-letter word that has brain in it?
You saw me where I never was and where I could not be. And yet within that very place, my face you often see.
Lovely and round, I shine with pale light, grown in the darkness, a lady's delight.
As light as a feather, but you canβt hold it for ten minutes.
What surrounds the world, yet dwells within a thimble?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?