Startrekmedia.com :: Star Trek Media Online
| NEWS | LIBRARY | MEDIA | COMMUNITY | SHOPPING | | ABOUT US    
DATABASE > DATABANKS > PLANETS > Class E - Geo Metalic

Composition is 40-60% ice and 40-60% rock. Interior may be differentiated such that an ice layer is present beneath the crust. The Jovian moons Ganymede and Callisto are this class.