The major exception to the convention that the number tracks the order they were or the order that they're orbit was calculated is the case of Pluto. Since Pluto was originally called a planet, it was not given a number until a 2006 redefinition of "planet" that didn't include it. At that point, Pluto was given the formal designation Pluto.= = = Takoyaki = = =
ð ə WORD_BOUNDARY m eɪ d̠ʒ ə ɹ ɹ WORD_BOUNDARY ɛ k s ɛ p ʃ ə n WORD_BOUNDARY t ə WORD_BOUNDARY ð ə WORD_BOUNDARY k ə n v ɛ n ʃ ə n WORD_BOUNDARY ð æ t ð ə WORD_BOUNDARY n ʌ m b ə ɹ WORD_BOUNDARY t ɹ æ k s WORD_BOUNDARY ð ɪ WORD_BOUNDARY ɔ ɹ d ə ɹ WORD_BOUNDARY ð eɪ WORD_BOUNDARY w ɜː WORD_BOUNDARY ɔ ɹ WORD_BOUNDARY ð ɪ WORD_BOUNDARY ɔ ɹ d ə ɹ WORD_BOUNDARY ð æ t WORD_BOUNDARY ð eɪ ə ɹ ɹ WORD_BOUNDARY ɔ ɹ b ɪ t WORD_BOUNDARY w ʌ z WORD_BOUNDARY k æ l k j ʊ l eɪ t ɪ d WORD_BOUNDARY ɪ z WORD_BOUNDARY ð ə WORD_BOUNDARY k eɪ s WORD_BOUNDARY ʌ v WORD_BOUNDARY p l uː t oʊ WORD_BOUNDARY s ɪ n s WORD_BOUNDARY p l uː t oʊ WORD_BOUNDARY w ʌ z WORD_BOUNDARY ə ɹ ɹ ɪ d̠ʒ ɪ n ə l i WORD_BOUNDARY k ɔ l d WORD_BOUNDARY ʌ WORD_BOUNDARY p l æ n ɪ t WORD_BOUNDARY ɪ t WORD_BOUNDARY w ʌ z WORD_BOUNDARY n ɑ t WORD_BOUNDARY ɡ ɪ v ə n WORD_BOUNDARY ʌ WORD_BOUNDARY n ʌ m b ə ɹ ɹ WORD_BOUNDARY ʌ n t ɪ l WORD_BOUNDARY ʌ WORD_BOUNDARY t uː WORD_BOUNDARY θ aʊ z ə n d WORD_BOUNDARY s ɪ k s WORD_BOUNDARY ɹ iː d ɛ f ɪ n ɪ ʃ ə n WORD_BOUNDARY ʌ v WORD_BOUNDARY p l æ n ɪ t WORD_BOUNDARY ð æ t WORD_BOUNDARY d ɪ d n t WORD_BOUNDARY ɪ ŋ k l uː d WORD_BOUNDARY ɪ t WORD_BOUNDARY æ t WORD_BOUNDARY ð æ t WORD_BOUNDARY p ɔɪ n t WORD_BOUNDARY p l uː t oʊ WORD_BOUNDARY w ʌ z WORD_BOUNDARY ɡ ɪ v ə n WORD_BOUNDARY ð ə WORD_BOUNDARY f ɔ ɹ m ə l WORD_BOUNDARY d ɛ z ɪ ɡ n eɪ ʃ ə n WORD_BOUNDARY p l uː t oʊ WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY t æ k ɔɪ æ k i WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY