Territorial, aggressive spacefarers with a strained history with the Vulcans, whose pilot Zho'Kaan was stranded alongside Trip Tucker on a scorching moon.
Arkonians are a spacefaring people who fiercely guard the region they claim and resent intruders, including the Vulcans, with whom they share a troubled history. Their captain demanded that Enterprise leave the system at once.
In Dawn, the Arkonian pilot Zho'Kaan fired on Tucker's shuttlepod, and both crashed on the same moon. The two enemies had to cooperate to survive as the deadly sunrise approached, while Archer persuaded the Arkonian captain to join a combined search of the system's sixty-two moons.