Star system
HIP 21308
Economy
Colony / Extraction
Government
Confederacy
Allegiance
Federation
Star type
Class G star Scoopable
Coordinates
17.44 / -66.13 / -148.63
Permit required
No
︎ HIP 21308 A - Class G star
Body distance-Solar masses0.9063Solar radius0.9512︎ HIP 21308 A 2 - High metal content world
Body distance444 LsEarth masses0.3904Radius4,565 kmGravity0.76 gSurface temperature637 K (364°C/688°F)Surface pressure4.04 atmVolcanismAtmosphereHot Carbon dioxideTerraforming︎ HIP 21308 A 1 - High metal content world
Body distance444 LsEarth masses0.5556Radius5,088 kmGravity0.87 gSurface temperature817 K (544°C/1,011°F)Surface pressure32.17 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraforming︎ HIP 21308 A 3 - High metal content world
Body distance634 LsEarth masses0.5076Radius4,949 kmGravity0.84 gSurface temperature683 K (410°C/770°F)Surface pressure27.23 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraformingTerraformable︎ HIP 21308 A 4 - High metal content world
Body distance635 LsEarth masses0.2228Radius3,833 kmGravity0.62 gSurface temperature424 K (151°C/304°F)Surface pressure0.42 atmVolcanismAtmosphereCarbon dioxideTerraformingTerraformable︎ HIP 21308 A 5 - High metal content world
Body distance852 LsEarth masses0.4927Radius4,902 kmGravity0.83 gSurface temperature580 K (307°C/585°F)Surface pressure20.53 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraformingTerraformable︎ HIP 21308 A 5 a - Rocky body Landable
Body distance851 LsEarth masses0.0033Radius1,028 kmGravity0.13 gSurface temperature243 K (-30°C/-22°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.7%︎ Tin: 1.3%︎ Germanium: 5.6%︎ Zinc: 5.8%︎ Zirconium: 2.5%︎ Carbon: 15.8%︎ Iron: 21.3%︎ Nickel: 16.1%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ HIP 21308 A 6 - High metal content world
Body distance1,187 LsEarth masses0.3827Radius4,528 kmGravity0.76 gSurface temperature243 K (-30°C/-22°F)Surface pressure2.10 atmVolcanismAtmosphereCarbon dioxide-richTerraformingTerraformable︎ HIP 21308 A 6 a - Rocky body Landable
Body distance1,186 LsEarth masses0.0141Radius1,661 kmGravity0.21 gSurface temperature211 K (-62°C/-79°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 2.8%︎ Tellurium: 1.4%︎ Cadmium: 1.6%︎ Tin: 1.3%︎ Chromium: 9.2%︎ Vanadium: 5.0%︎ Carbon: 15.2%︎ Iron: 20.4%︎ Nickel: 15.4%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ HIP 21308 A 7 - High metal content world
Body distance1,455 LsEarth masses0.1831Radius3,604 kmGravity0.57 gSurface temperature231 K (-42°C/-43°F)Surface pressure0.15 atmVolcanismAtmosphereCarbon dioxide-richTerraforming︎ HIP 21308 B - Class K star
Body distance10,431 LsSolar masses0.5977Solar radius0.6720︎ HIP 21308 B 2 - High metal content world
Body distance10,172 LsEarth masses1.4750Radius6,798 kmGravity1.30 gSurface temperature812 K (539°C/1,002°F)Surface pressure234.26 atmVolcanismRocky magmaAtmosphereHot Thick Carbon dioxideTerraformingTerraformable︎ HIP 21308 B 2 a - Rocky body
Body distance10,172 LsEarth masses0.0643Radius2,718 kmGravity0.35 gSurface temperature648 K (375°C/707°F)Surface pressure4.05 atmVolcanismAtmosphereHot WaterTerraforming︎ HIP 21308 B 3 - High metal content world
Body distance10,227 LsEarth masses0.7141Radius5,491 kmGravity0.96 gSurface temperature296 K (23°C/74°F)Surface pressure1.73 atmVolcanismAtmosphereCarbon dioxide-richTerraformingTerraformable︎ HIP 21308 B 1 - High metal content world
Body distance10,353 LsEarth masses5.5385Radius9,864 kmGravity2.31 gSurface temperature1,393 K (1,120°C/2,047°F)Surface pressure754.50 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HIP 21308 B 5 - High metal content world
Body distance10,752 LsEarth masses1.3362Radius6,620 kmGravity1.24 gSurface temperature210 K (-63°C/-82°F)Surface pressure2.29 atmVolcanismAtmosphereNitrogenTerraforming︎ HIP 21308 B 4 - High metal content world
Body distance10,967 LsEarth masses1.1848Radius6,389 kmGravity1.18 gSurface temperature211 K (-62°C/-79°F)Surface pressure6.12 atmVolcanismAtmosphereThick NitrogenTerraformingTerraformable︎ HIP 21308 AB 1 - Class I gas giant
Body distance17,341 LsEarth masses26.2410Radius23,012 kmGravity2.01 gSurface temperature44 K (-229°C/-380°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming