Star system
69 Tau Ophiuchi
Economy
Extraction / Agriculture
Government
Communism
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
-58 / 18.31 / 156
Permit required
No
︎ 69 Tau Ophiuchi - Class F star
Body distance-Solar masses2.5703Solar radius1.8400︎ 69 Tau Ophiuchi 1 - Class IV gas giant
Body distance3,069 LsRing/belt typeRocky (Pristine)Earth masses3,490.9700Radius65,461 kmGravity33.11 gSurface temperature1,026 K (753°C/1,387°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 69 Tau Ophiuchi 1 c - Rocky body Landable
Body distance3,071 LsEarth masses0.0336Radius2,233 kmGravity0.27 gSurface temperature302 K (29°C/84°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.5%︎ Cadmium: 1.6%︎ Molybdenum: 1.3%︎ Arsenic: 2.6%︎ Germanium: 5.8%︎ Vanadium: 4.9%︎ Carbon: 16.5%︎ Iron: 20.1%︎ Nickel: 15.2%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ 69 Tau Ophiuchi 1 a - Rocky body
Body distance3,072 LsEarth masses0.0127Radius1,627 kmGravity0.20 gSurface temperature351 K (78°C/173°F)Surface pressure0.00 atmVolcanismRocky magmaAtmosphereSulphur dioxideTerraforming︎ 69 Tau Ophiuchi 1 b - Rocky body Landable
Body distance3,074 LsEarth masses0.0217Radius1,937 kmGravity0.24 gSurface temperature316 K (43°C/110°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.1%︎ Tin: 1.1%︎ Tungsten: 1.0%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Zinc: 5.2%︎ Carbon: 15.6%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.5%︎ 69 Tau Ophiuchi 4 - High metal content world
Body distance5,480 LsRing/belt typeMetal rich (Pristine)Earth masses2.0292Radius7,503 kmGravity1.47 gSurface temperature210 K (-63°C/-82°F)Surface pressure24.53 atmVolcanismMinor Metallic magmaAtmosphereThick Argon-richTerraforming︎ 69 Tau Ophiuchi 4 a - Rocky body Landable
Body distance5,480 LsEarth masses0.0003Radius482 kmGravity0.06 gSurface temperature174 K (-100°C/-147°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Chromium: 8.3%︎ Germanium: 5.4%︎ Manganese: 7.6%︎ Carbon: 15.2%︎ Iron: 18.4%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ 69 Tau Ophiuchi 3 - Gas giant with water-based life
Body distance5,506 LsRing/belt typeRocky (Pristine)Earth masses7.8255Radius26,551 kmGravity0.45 gSurface temperature175 K (-98°C/-144°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 69 Tau Ophiuchi 3 a - Rocky body Landable
Body distance5,506 LsEarth masses0.0006Radius581 kmGravity0.07 gSurface temperature178 K (-96°C/-140°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Chromium: 8.9%︎ Vanadium: 4.8%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.0%︎ 69 Tau Ophiuchi 2 - Class III gas giant
Body distance5,516 LsRing/belt typeRocky (Pristine)Earth masses1,020.9500Radius73,790 kmGravity7.62 gSurface temperature335 K (62°C/143°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 69 Tau Ophiuchi 2 a - Rocky body Landable
Body distance5,517 LsEarth masses0.0105Radius1,526 kmGravity0.18 gSurface temperature205 K (-68°C/-91°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.1%︎ Mercury: 0.8%︎ Molybdenum: 1.2%︎ Chromium: 8.3%︎ Germanium: 5.4%︎ Manganese: 7.6%︎ Carbon: 15.2%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%