Star system
HIP 4789
Economy
Government
Allegiance
Independent
Star type
Class B star Scoopable
Coordinates
-734.72 / 105.56 / -497.63
Permit required
No
Powerplay
Unoccupied
Powers
︎ HIP 4789 A - Class B star
Body distance-Solar masses4.1406Solar radius2.3840︎ HIP 4789 A 1 - Metal-rich body Landable
Body distance300 LsEarth masses0.3498Radius3,538 kmGravity1.14 gSurface temperature1,072 K (799°C/1,470°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereTerraforming︎ Antimony: 1.4%︎ Mercury: 1.6%︎ Tungsten: 2.0%︎ Manganese: 15.3%︎ Zinc: 10.1%︎ Zirconium: 4.3%︎ Iron: 37.1%︎ Nickel: 28.1%︎ HIP 4789 A 2 - High metal content world
Body distance536 LsEarth masses1.0711Radius6,204 kmGravity1.13 gSurface temperature868 K (595°C/1,103°F)Surface pressure1.73 atmVolcanismAtmosphereHot Sulphur dioxideTerraforming︎ HIP 4789 A 3 - High metal content world Landable
Body distance952 LsEarth masses1.1821Radius6,388 kmGravity1.18 gSurface temperature618 K (345°C/652°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 1.4%︎ Cadmium: 1.7%︎ Molybdenum: 1.4%︎ Manganese: 9.0%︎ Vanadium: 5.4%︎ Zinc: 5.9%︎ Carbon: 13.0%︎ Iron: 21.9%︎ Nickel: 16.5%︎ Phosphorus: 8.3%︎ Sulphur: 15.4%︎ HIP 4789 A 4 - High metal content world
Body distance1,677 LsEarth masses0.4224Radius4,679 kmGravity0.78 gSurface temperature498 K (225°C/437°F)Surface pressure0.83 atmVolcanismAtmosphereSulphur dioxideTerraforming︎ HIP 4789 A 5 - High metal content world
Body distance2,263 LsEarth masses1.0361Radius6,122 kmGravity1.12 gSurface temperature1,266 K (993°C/1,819°F)Surface pressure158.18 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraforming︎ HIP 4789 A 5 a - Rocky body Landable
Body distance2,263 LsEarth masses0.0643Radius2,718 kmGravity0.35 gSurface temperature413 K (140°C/285°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Technetium: 0.8%︎ Mercury: 0.9%︎ Tin: 1.3%︎ Manganese: 8.8%︎ Zirconium: 2.5%︎ Carbon: 16.0%︎ Iron: 21.3%︎ Nickel: 16.1%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HIP 4789 A 6 - High metal content world
Body distance2,814 LsEarth masses0.7077Radius5,479 kmGravity0.96 gSurface temperature925 K (652°C/1,206°F)Surface pressure30.26 atmVolcanismMajor Rocky magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ HIP 4789 A 7 - High metal content world
Body distance3,817 LsEarth masses0.5530Radius5,083 kmGravity0.87 gSurface temperature738 K (464°C/868°F)Surface pressure13.58 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraforming︎ HIP 4789 A 8 - High metal content world
Body distance5,549 LsEarth masses0.4303Radius4,706 kmGravity0.79 gSurface temperature622 K (348°C/659°F)Surface pressure12.93 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraformingTerraformable︎ HIP 4789 B - Class A star
Body distance100,359 LsSolar masses2.3633Solar radius1.6104