Star system
HIP 21474
Economy
Military / Industrial
Government
Corporate
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
4.84 / -50.69 / -139.97
Permit required
No
︎ HIP 21474 - Class F star
Body distance-Solar masses1.4883Solar radius1.2789︎ HIP 21474 1 - High metal content world
Body distance11 LsEarth masses2.6786Radius8,084 kmGravity1.67 gSurface temperature3,502 K (3,229°C/5,844°F)Surface pressure2,273.02 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HIP 21474 3 - Metal-rich body
Body distance19 LsEarth masses0.6327Radius4,233 kmGravity1.43 gSurface temperature1,724 K (1,451°C/2,643°F)Surface pressure0.20 atmVolcanismMetallic magmaAtmosphereHot Silicate vapourTerraforming︎ HIP 21474 2 - High metal content world
Body distance19 LsRing/belt typeMetal rich (Major)Earth masses8.6918Radius11,073 kmGravity2.88 gSurface temperature7,451 K (7,178°C/12,952°F)Surface pressure6,163,829.26 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HIP 21474 5 - Class I gas giant
Body distance2,507 LsRing/belt typeMetal rich (Major)
Rocky (Major)Earth masses3.1303Radius12,972 kmGravity0.76 gSurface temperature147 K (-126°C/-195°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21474 5 a - Rocky body Landable
Body distance2,523 LsEarth masses0.0005Radius545 kmGravity0.06 gSurface temperature150 K (-124°C/-190°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.1%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Zinc: 5.1%︎ Carbon: 15.1%︎ Iron: 18.6%︎ Nickel: 14.1%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ HIP 21474 4 - Class II gas giant
Body distance2,519 LsRing/belt typeMetal rich (Major)Earth masses97.9822Radius40,489 kmGravity2.43 gSurface temperature155 K (-118°C/-180°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21474 4 a - Rocky body Landable
Body distance2,517 LsEarth masses0.0010Radius713 kmGravity0.08 gSurface temperature152 K (-121°C/-187°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Arsenic: 2.4%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Carbon: 15.4%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 9.9%︎ Sulphur: 18.4%︎ HIP 21474 6 e - Rocky body Landable
Body distance3,649 LsEarth masses0.0247Radius2,018 kmGravity0.25 gSurface temperature154 K (-119°C/-182°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Selenium: 3.0%︎ Mercury: 0.9%︎ Niobium: 1.3%︎ Germanium: 5.6%︎ Manganese: 8.1%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HIP 21474 6 a - Rocky body
Body distance3,664 LsEarth masses0.0188Radius1,847 kmGravity0.22 gSurface temperature186 K (-87°C/-125°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HIP 21474 6 d - Rocky body Landable
Body distance3,665 LsEarth masses0.0295Radius2,139 kmGravity0.26 gSurface temperature159 K (-114°C/-173°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.6%︎ Tungsten: 1.1%︎ Arsenic: 2.6%︎ Germanium: 5.8%︎ Zinc: 5.5%︎ Carbon: 16.5%︎ Iron: 20.3%︎ Nickel: 15.4%︎ Phosphorus: 10.5%︎ Sulphur: 19.6%︎ HIP 21474 6 b - Rocky body Landable
Body distance3,670 LsEarth masses0.0277Radius2,093 kmGravity0.26 gSurface temperature172 K (-102°C/-151°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Manganese: 8.0%︎ Vanadium: 4.8%︎ Zinc: 5.3%︎ Carbon: 15.6%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.0%︎ Sulphur: 18.5%︎ HIP 21474 6 b a - Rocky body Landable
Body distance3,668 LsEarth masses0.0022Radius926 kmGravity0.10 gSurface temperature172 K (-102°C/-151°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Selenium: 3.3%︎ Tellurium: 1.6%︎ Niobium: 1.3%︎ Tin: 1.0%︎ Chromium: 8.4%︎ Zirconium: 2.2%︎ Carbon: 17.5%︎ Iron: 18.7%︎ Nickel: 14.1%︎ Phosphorus: 11.2%︎ Sulphur: 20.8%︎ HIP 21474 6 c - Rocky body Landable
Body distance3,674 LsEarth masses0.0228Radius1,965 kmGravity0.24 gSurface temperature166 K (-107°C/-160°F)Surface pressure0.00 atmVolcanismAtmosphereThin AmmoniaTerraforming︎ Selenium: 2.9%︎ Tellurium: 1.4%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Chromium: 8.8%︎ Germanium: 5.5%︎ Carbon: 15.7%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HIP 21474 6 c a - Rocky body Landable
Body distance3,674 LsEarth masses0.0013Radius775 kmGravity0.09 gSurface temperature165 K (-109°C/-163°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 1.1%︎ Molybdenum: 1.2%︎ Niobium: 1.2%︎ Arsenic: 2.7%︎ Chromium: 8.2%︎ Zinc: 5.0%︎ Carbon: 17.1%︎ Iron: 18.3%︎ Nickel: 13.8%︎ Phosphorus: 11.0%︎ Sulphur: 20.4%︎ HIP 21474 7 - High metal content world
Body distance3,704 LsEarth masses11.7670Radius11,929 kmGravity3.36 gSurface temperature159 K (-114°C/-173°F)Surface pressure14.91 atmVolcanismMajor Silicate vapour geysersAtmosphereThick NitrogenTerraforming︎ HIP 21474 6 - Class Y star (brown dwarf)
Body distance3,663 LsSolar masses0.0195Solar radius0.0803