太陽 たいよう けい外縁 がいえん天体 てんたいだろう
taiyōkeiga iententaidarō

Noun
Da Copula

Expresses probability ("probably…") of 太陽系外縁天体

1. Probably a trans-Neptunian object.; Probably an outer solar system body.

Presumptive
Conjecture
Astronomy