        “She never returned.  Clopurnicus stayed at his telescope for days, searching the moon for any sign of her, but none was ever seen.  He thought she might have become stranded, and would arrange lunar rocks to reveal her location, or even send up sparks, but she did not.  Starswirl finished his spell—the very same spell that our sister and Lyra have been using—wisely including a provision to return the caster to her place of origin if she does not consciously keep the field open.  A second unicorn attempted the spell, and returned unconscious less than a minute later.  She was cold to the touch, and we feared that she had died, but after a few minutes, she recovered.  She claimed that the breath had been stolen from her body the moment she landed.