She had been born on Dragonstone nine moons after their flight ,while a raging summer storm threatened to rip the island fasness apart.They  said that storm was terrible.The Targaryen fleet was smashed while it lay at anchor,and huge stone block were ripped from the parapets and sent hurtling into the  wild waters of the narrow sea.Her mother had died birthing her ,and for that her brother Viserys had never forgiven her.