Luna looked up over the wilted bouquet as she heard a voice up ahead of her,

”It’s okay, sis.” Raven had a sister? ——)”Don’t worry about it. We can meet here until you get to move out.”

The telescope there is a more modern than mine own, and so it would be best to acquaint Ourself with the differences.”
(New paragraph)
“That seems reasonable enough,” Celestia nodded. “Though I had given the Tower over to Twilight and her studies. She seems perfectly happy in Ponyville, but she may want to return from time to time.”