Jupiter

Jupiter's deep gravity well and lethal radiation have kept its moons from being significantly exploited. The largest outpost is Binary Helix Corporation's Nautilus facility, attached to the underside of Europa's ice sheet.

Population (all moons): 9100

Orbital Distance: 5.2 AU

Orbital Period: 11.7 Earth Years

Radius: 71,492 km

Day Length: 9.93 Earth Days