Punishment: Earth

From the back of the book.

As tow of the youngest residents of the Planet Orca, you and your best friend Og are under the constant rule of the planet's elders. You haven't ever feared the wrath of the Supreme Orcan Senate, although you haven't ever strayed too far from the rules you've grown up knowing. When you stray into the off-limits Lost Region, you are surprised at what you find. a history of your planet you never knew about- even evidence of interplanetary warfare that must have occurred generations before your birth. On your planet, curiosity is forbidden and punished by exile- to an even more mysterious planet you know as Earth!