Erb'oh
Erb'oh was the fifth planet in the Kaminar system.
In 2257, Erb'oh was labeled on a schematic of the Kaminar system accessed by the USS Discovery crew. (DIS: "The Sound of Thunder")
In 3190, Saru displayed a hologram of the Kaminar system, including Erb'oh, in the Kaminar High Council chambers. (DIS: "Kobayashi Maru")
Though illegible in "The Sound of Thunder", Timothy Peel shared production art of this planet to Twitter. [1]