Star system
HIP 11728
Economy
Colony / Extraction
Government
Democracy
Allegiance
Federation
Star type
Class G star Scoopable
Coordinates
-49.94 / -73.91 / -94.47
Permit required
No
Powerplay
Exploited
Powers
Li Yong-Rui (Controlling)
︎ HIP 11728 - Class G star
Body distance-Solar masses1.0313Solar radius1.0121︎ HIP 11728 1 - Earth-like world
Body distance628 LsEarth masses0.8079Radius5,709 kmGravity1.01 gSurface temperature283 K (10°C/49°F)Surface pressure3.69 atmVolcanismMajor Rocky magmaAtmosphereSuitable for water-based lifeTerraforming︎ HIP 11728 2 - High metal content world
Body distance830 LsEarth masses0.7592Radius5,602 kmGravity0.98 gSurface temperature383 K (110°C/230°F)Surface pressure8.08 atmVolcanismMajor Rocky magmaAtmosphereThick Ammonia-richTerraforming︎ HIP 11728 3 - High metal content world
Body distance1,141 LsEarth masses0.6980Radius5,453 kmGravity0.95 gSurface temperature166 K (-108°C/-162°F)Surface pressure1.34 atmVolcanismMajor Rocky magmaAtmosphereNitrogenTerraforming︎ HIP 11728 3 a - Rocky body Landable
Body distance1,140 LsEarth masses0.0214Radius1,904 kmGravity0.24 gSurface temperature151 K (-122°C/-187°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Tellurium: 1.5%︎ Cadmium: 1.7%︎ Niobium: 1.5%︎ Arsenic: 2.6%︎ Vanadium: 5.3%︎ Carbon: 16.4%︎ Iron: 21.7%︎ Nickel: 16.4%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ HIP 11728 4 - High metal content world
Body distance1,438 LsEarth masses0.3524Radius4,429 kmGravity0.73 gSurface temperature149 K (-124°C/-191°F)Surface pressure0.94 atmVolcanismAtmosphereNitrogenTerraforming︎ HIP 11728 5 - Rocky ice world
Body distance1,965 LsEarth masses2.9045Radius9,884 kmGravity1.21 gSurface temperature562 K (289°C/552°F)Surface pressure11,732.05 atmVolcanismMajor Water geysersAtmosphereHot Thick Methane-richTerraforming︎ HIP 11728 6 - Icy body
Body distance2,453 LsEarth masses3.7115Radius11,400 kmGravity1.16 gSurface temperature518 K (245°C/472°F)Surface pressure16,147.05 atmVolcanismMajor Water geysersAtmosphereHot Thick Methane-richTerraforming︎ HIP 11728 7 - Icy body
Body distance3,665 LsEarth masses2.5620Radius10,268 kmGravity0.99 gSurface temperature399 K (126°C/259°F)Surface pressure7,823.63 atmVolcanismMajor Water geysersAtmosphereThick MethaneTerraforming