Star system
Tjapan
Economy
Industrial / Refinery
Government
Democracy
Allegiance
Federation
Star type
Class M star Scoopable
Coordinates
-32.56 / 37.5 / -84.81
Permit required
No
Powerplay
Unoccupied
Powers
︎ Tjapan - Class M star
Body distance-Solar masses0.3789Solar radius0.5861︎ Tjapan 1 - High metal content world
Body distance336 LsEarth masses0.2999Radius4,294 kmGravity0.66 gSurface temperature147 K (-126°C/-194°F)Surface pressure124.90 atmVolcanismAtmosphereThick NitrogenTerraforming︎ Tjapan 1 a - Rocky ice world Landable
Body distance336 LsEarth masses0.0049Radius1,230 kmGravity0.13 gSurface temperature109 K (-164°C/-263°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.5%︎ Molybdenum: 1.2%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Germanium: 4.9%︎ Zinc: 5.0%︎ Carbon: 16.5%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 10.6%︎ Sulphur: 19.6%︎ Tjapan 2 - High metal content world
Body distance471 LsEarth masses0.1275Radius3,290 kmGravity0.48 gSurface temperature95 K (-179°C/-289°F)Surface pressure1.03 atmVolcanismAtmosphereArgon-richTerraforming︎ Tjapan 3 - Icy body
Body distance628 LsEarth masses0.2577Radius5,129 kmGravity0.40 gSurface temperature100 K (-173°C/-279°F)Surface pressure2.80 atmVolcanismAtmosphereArgon-richTerraforming︎ Tjapan 4 - Icy body
Body distance783 LsEarth masses0.6800Radius6,917 kmGravity0.58 gSurface temperature73 K (-200°C/-327°F)Surface pressure0.79 atmVolcanismMinor Carbon dioxide geysersAtmosphereArgon-richTerraforming︎ Tjapan 4 a - Icy body
Body distance784 LsEarth masses0.0169Radius2,267 kmGravity0.13 gSurface temperature136 K (-137°C/-215°F)Surface pressure0.91 atmVolcanismAtmosphereMethaneTerraforming︎ Tjapan 5 - Icy body
Body distance1,155 LsEarth masses1.3685Radius8,550 kmGravity0.76 gSurface temperature60 K (-213°C/-352°F)Surface pressure0.27 atmVolcanismMajor Water geysersAtmosphereNeon-richTerraforming︎ Tjapan 6 - Icy body Landable
Body distance2,179 LsEarth masses0.4920Radius6,273 kmGravity0.51 gSurface temperature43 K (-230°C/-382°F)Surface pressure0.00 atmVolcanismMajor Water magmaAtmosphereThin NeonTerraforming︎ Antimony: 0.7%︎ Niobium: 1.1%︎ Tin: 1.0%︎ Chromium: 7.1%︎ Manganese: 6.5%︎ Zirconium: 1.8%︎ Carbon: 19.2%︎ Iron: 15.7%︎ Nickel: 11.9%︎ Phosphorus: 12.3%︎ Sulphur: 22.8%︎ Tjapan 7 - Icy body Landable
Body distance3,061 LsEarth masses0.6178Radius6,727 kmGravity0.55 gSurface temperature36 K (-237°C/-394°F)Surface pressure0.01 atmVolcanismMinor Carbon dioxide geysersAtmosphereThin Neon-richTerraforming︎ Ruthenium: 1.0%︎ Cadmium: 1.2%︎ Molybdenum: 1.0%︎ Germanium: 3.4%︎ Manganese: 6.6%︎ Vanadium: 3.9%︎ Carbon: 19.4%︎ Iron: 15.9%︎ Nickel: 12.0%︎ Phosphorus: 12.4%︎ Sulphur: 23.1%