Located in a binary star system within the territory of the Solstar Order, Mato Grosso is a heavily forested planet with one moon.
Stardrive's class took a field trip to Mato Grosso where she became separated from the group and attacked by the Dire Wraith Vekktral. Space Knights, Rom, Livia, Orphion and Nikomi saved her though Vekktral managed to escape.
- Mato Grosso is named after the real-life Brazilian state. Its name means "thick bushes" in Portuguese.