冥王めいおう星型ほしがた天体てんたいではありませんでした
mei ō hoshiga tatentaidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 冥王星型天体

1. Was not a Plutoid.; Was not a dwarf planet.

Past/Perfective
Negative
Polite
Formal Register
Astronomy