HX-11 II is any icy ocean world in the HX-11 System. Its frigid air is thin but breathable. Only a small bit of land is not covered by ice caps or water.

The NMX has a small starport on the exposed land.

• Type Standard ocean
• Radius 5442.22 km (0.85 x earth)
• Surface Area 3.72 x 10⁸ km²
• Land Area 3.72 x 10⁷ km² (0.25 x earth)
• Mass 3.82 x 10²⁴ kg (0.64 x earth)
• Density 5.65 g/cm³ (1.02 x earth)
• Composition 29.9% iron, 23.3% oxygen, 16.4% magnesium, 14.0% silicon, 5.2% calcium, 8.9% other metals, 2.3% other elements

• Gravity 8.56 m/s² (0.88 x earth)
• Escape Velocity 9.65 km/s

• Period 21.73 hours
• Axis Tilt 66.19 °

• Water 91 %
• Ice 70 %

• Type Thin breathable
• Pressure 67.57 kPa (0.67 x earth)
• Composition 85.6% argon, 14.4% oxygen, trace other gases

• Type Very cold
• Min Temp 163 K (-109 °C)
• Avg Temp 260 K (-12 °C)
• Max Temp 364 K (90 °C)
• Biosphere
• Chemistry Carbon
• Lifeforms Prokaryotic microbes

• Electromagnetic storms
• Ruins of an ancient civilization