UX-28

UX-28 is a star system in the Yamatai Star Empire's deep southern frontier, East of the Ketsurui Military Sector. It is part of the UX Series Star Systems.

None of the worlds in this system are habitable for human life, but one contains alien life.

In YE 43 the Yamatai Star Empire released its claim on this star system.

• Type: M8 V Red Dwarf
• Radius: 2.68 x 10^5 km (0.39 x sol)
• Mass: 5.35 x 10^29 kg (0.27 x sol)
• Temperature: 2200 K
• Luminosity: 1.87 x 10^25 W (0.05 x sol)

• Type: Terrestrial World
• Orbital Radius: 2.99 x 10^7 km (0.20 AU)
• Period: 1.51 x 10^3 hours (0.17 earth years)
• Physics: Large iron/silicate
• Gravity: 11.49 m/s2 (1.17 x earth)
• Hydrosphere: 44 % water, 14 % ice
• Atmosphere: Standard toxic
• Biosphere: Microbes, algae, worms
• Special: Heavy radiation

See: UX-28 I

• Type: Rock Planet
• Orbital Radius: 4.89 x 10^7 km (0.33 AU)
• Period: 3.15 x 10^3 hours (0.36 earth years)
• Gravity: 8.21 m/s2 (0.84 x earth)
• Special: Heavy radiation

• Type: Rock Planet
• Orbital Radius: 7.18 x 10^7 km (0.48 AU)
• Period: 5.61 x 10^3 hours (0.64 earth years)
• Gravity: 3.01 m/s2 (0.31 x earth)
• Special: Planetary rings

• Type: Rock Planet
• Orbital Radius: 1.11 x 10^8 km (0.74 AU)
• Period: 1.08 x 10^4 hours (1.24 earth years)
• Gravity: 11.72 m/s2 (1.20 x earth)
• Special: Trace atmosphere

• Type: Ice Planet
• Orbital Radius: 1.93 x 10^8 km (1.29 AU)
• Period: 2.48 x 10^4 hours (2.83 earth years)
• Gravity: 6.26 m/s2 (0.64 x earth)

• Type: Ice Planet
• Orbital Radius: 3.58 x 10^8 km (2.39 AU)
• Period: 6.23 x 10^4 hours (7.12 earth years)
• Gravity: 6.22 m/s2 (0.64 x earth)

• Type: Ice Planet
• Orbital Radius: 6.79 x 1^08 km (4.54 AU)
• Period: 1.63 x 10^5 hours (18.65 earth years)
• Gravity: 3.98 m/s2 (0.41 x earth)
• Special: 4 small moons