Questions Questions Questions Part 2...
"Well, Celestia. I've been wondering how the you and Luna originated..." Twilight said slowly, slightly wondering if her first choice was a waste or not.
"Good question, Twilight." Celestia beemed with a smile, "It all started when the world was taking form, but something..."
She paused, "...Unexpected happened. The Sun and the Moon both cracked and released particals on the world, and the particals mixed with the life that was starting to grow on the planet and formed into two beings..." Celestia marveled, seeming even she was amazed by her creation.
"Those two new forms were me and Luna." Celestia concluded, "You still have two questions. What are your other questions?"