A star system with a red dwarf sun, Utu. Its habitable zone is small, but it is rich in easily-accessible volatiles.

Links: Wellmine's Star VII -> Mars (Utu II); Utu I -> Isuh IV

||''Planet''||''Physical Description''||''Notes''||''Origin of Name''||
||Utu I||Remnant of a 'hot Jupiter'||Used by the Builders to make the wormhole to Isuh.||Conventional||
||Utu I -> Isuh IV||Wormhole gate.||--||--||
||''[[BTW/Mars|Mars]]'', Utu II||Terrestrial planet.||Inhabited.||After a planet in the Sol system.||
||''Ares'', Utu III||Gas/ice planet with several moons.||Moon system a source of materials and propellants.||Greek war god, thematic with Mars||
||''Laran'', Utu IV||Large rocky planet that didn't quite make it to being an ice giant.||--||Etruscan war god, thematic with Mars.||