Star system
HR 6999
Economy
Industrial / Extraction
Government
Democracy
Allegiance
Federation
Star type
Class F star Scoopable
Coordinates
-75.72 / 2.38 / 136.88
Permit required
No
Powerplay
Unoccupied
Powers
︎ HR 6999 A - Class F star
Body distance-Solar masses1.5938Solar radius1.3173︎ HR 6999 B - Class G star
Body distance8 LsSolar masses1.0938Solar radius1.0615︎ HR 6999 C - Class G star
Body distance44 LsSolar masses0.9805Solar radius0.9294︎ HR 6999 D - Class M star
Body distance49 LsSolar masses0.2852Solar radius0.4989︎ HR 6999 ABCD 1 - High metal content world Landable
Body distance171 LsEarth masses1.8269Radius7,252 kmGravity1.41 gSurface temperature699 K (426°C/798°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Ruthenium: 1.4%︎ Selenium: 2.5%︎ Cadmium: 1.7%︎ Mercury: 1.0%︎ Chromium: 10.1%︎ Zinc: 6.1%︎ Carbon: 13.3%︎ Iron: 22.5%︎ Nickel: 17.0%︎ Phosphorus: 8.5%︎ Sulphur: 15.8%︎ HR 6999 ABCD 2 - High metal content world
Body distance451 LsEarth masses14.7852Radius12,575 kmGravity3.80 gSurface temperature496 K (223°C/433°F)Surface pressure19.36 atmVolcanismMajor Silicate vapour geysersAtmosphereThick Sulphur dioxideTerraforming︎ HR 6999 ABCD 2 a - Rocky body
Body distance461 LsEarth masses0.4121Radius4,891 kmGravity0.70 gSurface temperature432 K (159°C/318°F)Surface pressure0.60 atmVolcanismAtmosphereSulphur dioxideTerraforming︎ HR 6999 ABCD 5 - Water world
Body distance1,973 LsRing/belt typeMetal rich (Pristine)
Rocky (Pristine)Earth masses1.5150Radius6,975 kmGravity1.27 gSurface temperature259 K (-15°C/6°F)Surface pressure88.46 atmVolcanismMinor Silicate vapour geysersAtmosphereThick Argon-richTerraformingTerraformable︎ HR 6999 ABCD 5 a - Rocky body Landable
Body distance1,947 LsEarth masses0.0002Radius422 kmGravity0.05 gSurface temperature200 K (-73°C/-99°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.5%︎ Selenium: 3.1%︎ Niobium: 1.4%︎ Tin: 1.2%︎ Vanadium: 5.0%︎ Zinc: 5.6%︎ Carbon: 16.7%︎ Iron: 20.5%︎ Nickel: 15.5%︎ Phosphorus: 10.7%︎ Sulphur: 19.8%︎ HR 6999 ABCD 3 - Class III gas giant
Body distance1,976 LsRing/belt typeMetal rich (Pristine)Earth masses492.4100Radius75,545 kmGravity3.51 gSurface temperature267 K (-6°C/21°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 6999 ABCD 4 - Class III gas giant
Body distance1,982 LsRing/belt typeMetal rich (Pristine)
Rocky (Pristine)Earth masses408.0510Radius74,469 kmGravity2.99 gSurface temperature254 K (-19°C/-3°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 6999 ABCD 6 - Class III gas giant
Body distance2,654 LsRing/belt typeMetal rich (Pristine)Earth masses2,560.3400Radius70,456 kmGravity20.96 gSurface temperature715 K (442°C/828°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 6999 ABCD 6 e - Rocky body Landable
Body distance2,648 LsEarth masses0.0038Radius1,091 kmGravity0.13 gSurface temperature227 K (-46°C/-51°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.1%︎ Yttrium: 1.2%︎ Cadmium: 1.6%︎ Tin: 1.2%︎ Vanadium: 5.0%︎ Zinc: 5.5%︎ Carbon: 16.5%︎ Iron: 20.3%︎ Nickel: 15.4%︎ Phosphorus: 10.6%︎ Sulphur: 19.6%︎ HR 6999 ABCD 6 f - Rocky body Landable
Body distance2,649 LsEarth masses0.0054Radius1,225 kmGravity0.15 gSurface temperature222 K (-51°C/-60°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Manganese: 8.0%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.6%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HR 6999 ABCD 6 b - Rocky body Landable
Body distance2,655 LsEarth masses0.0017Radius839 kmGravity0.10 gSurface temperature274 K (1°C/34°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.1%︎ Cadmium: 1.4%︎ Molybdenum: 1.2%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.0%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.6%︎ Sulphur: 17.9%︎ HR 6999 ABCD 6 c - Rocky body
Body distance2,661 LsEarth masses0.0029Radius997 kmGravity0.12 gSurface temperature908 K (635°C/1,175°F)Surface pressure45.26 atmVolcanismAtmosphereHot Thick WaterTerraforming︎ HR 6999 ABCD 6 g - Rocky body Landable
Body distance2,664 LsEarth masses0.0036Radius1,075 kmGravity0.13 gSurface temperature221 K (-52°C/-61°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Molybdenum: 1.3%︎ Tin: 1.1%︎ Germanium: 5.5%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Carbon: 15.6%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HR 6999 ABCD 6 f a - Rocky body Landable
Body distance2,673 LsEarth masses0.0002Radius421 kmGravity0.05 gSurface temperature222 K (-51°C/-60°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Selenium: 3.2%︎ Yttrium: 1.1%︎ Cadmium: 1.4%︎ Mercury: 0.8%︎ Manganese: 7.6%︎ Vanadium: 4.5%︎ Carbon: 17.3%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 11.1%︎ Sulphur: 20.6%︎ HR 6999 ABCD 6 d - Rocky body Landable
Body distance2,675 LsEarth masses0.0086Radius1,433 kmGravity0.17 gSurface temperature241 K (-32°C/-26°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.5%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Germanium: 5.7%︎ Vanadium: 4.8%︎ Zinc: 5.4%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 6999 ABCD 6 a - Rocky body Landable
Body distance2,676 LsEarth masses0.0013Radius770 kmGravity0.09 gSurface temperature280 K (7°C/44°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Selenium: 2.9%︎ Molybdenum: 1.2%︎ Tungsten: 1.0%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Carbon: 15.5%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 9.9%︎ Sulphur: 18.4%︎ HR 6999 ABCD 7 - Gas giant with water-based life
Body distance2,671 LsRing/belt typeMetal rich (Pristine)
Rocky (Pristine)Earth masses24.5955Radius41,706 kmGravity0.58 gSurface temperature186 K (-87°C/-125°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 6999 ABCD 7 b - Rocky body
Body distance2,610 LsEarth masses0.0003Radius488 kmGravity0.06 gSurface temperature188 K (-85°C/-121°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HR 6999 ABCD 7 a - Rocky body Landable
Body distance2,623 LsEarth masses0.0003Radius476 kmGravity0.06 gSurface temperature188 K (-85°C/-121°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Selenium: 3.0%︎ Tellurium: 1.5%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Carbon: 15.9%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ HR 6999 ABCD 7 c - Rocky body Landable
Body distance2,689 LsEarth masses0.0002Radius382 kmGravity0.04 gSurface temperature188 K (-85°C/-121°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Cadmium: 1.6%︎ Tin: 1.2%︎ Arsenic: 2.6%︎ Vanadium: 5.0%︎ Zinc: 5.5%︎ Carbon: 16.6%︎ Iron: 20.4%︎ Nickel: 15.4%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ HR 6999 ABCD 8 - Class I gas giant
Body distance3,479 LsRing/belt typeRocky (Pristine)Earth masses54.2324Radius48,506 kmGravity0.94 gSurface temperature148 K (-125°C/-193°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 6999 ABCD 8 c - Rocky body
Body distance3,462 LsEarth masses0.0003Radius476 kmGravity0.06 gSurface temperature223 K (-50°C/-58°F)Surface pressure0.37 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ HR 6999 ABCD 8 a - Rocky body
Body distance3,468 LsEarth masses0.0002Radius383 kmGravity0.04 gSurface temperature223 K (-50°C/-58°F)Surface pressure0.36 atmVolcanismMinor Metallic magmaAtmosphereCarbon dioxideTerraforming︎ HR 6999 ABCD 8 f - Rocky body Landable
Body distance3,475 LsEarth masses0.0003Radius484 kmGravity0.06 gSurface temperature164 K (-110°C/-165°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Niobium: 1.4%︎ Arsenic: 2.5%︎ Manganese: 8.2%︎ Vanadium: 4.9%︎ Carbon: 16.1%︎ Iron: 19.8%︎ Nickel: 15.0%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 6999 ABCD 8 b - Rocky body
Body distance3,479 LsEarth masses0.0002Radius406 kmGravity0.05 gSurface temperature225 K (-48°C/-54°F)Surface pressure0.41 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ HR 6999 ABCD 8 d - Rocky body Landable
Body distance3,487 LsEarth masses0.0003Radius470 kmGravity0.05 gSurface temperature163 K (-110°C/-166°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Selenium: 3.1%︎ Technetium: 0.7%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Arsenic: 2.6%︎ Chromium: 9.1%︎ Carbon: 16.4%︎ Iron: 20.2%︎ Nickel: 15.3%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ HR 6999 ABCD 8 e - Rocky body Landable
Body distance3,488 LsEarth masses0.0005Radius569 kmGravity0.07 gSurface temperature166 K (-107°C/-161°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Yttrium: 1.1%︎ Cadmium: 1.4%︎ Niobium: 1.3%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.1%︎ Iron: 18.6%︎ Nickel: 14.1%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ HR 6999 ABCD 9 - Gas giant with ammonia-based life
Body distance3,516 LsRing/belt typeMetal rich (Pristine)
Rocky (Pristine)Earth masses19.3722Radius30,667 kmGravity0.84 gSurface temperature145 K (-128°C/-199°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 6999 ABCD 9 c - Rocky body
Body distance3,492 LsEarth masses0.0005Radius566 kmGravity0.07 gSurface temperature242 K (-31°C/-25°F)Surface pressure0.83 atmVolcanismMinor Metallic magmaAtmosphereCarbon dioxideTerraforming︎ HR 6999 ABCD 9 e - Rocky body Landable
Body distance3,506 LsEarth masses0.0006Radius578 kmGravity0.07 gSurface temperature166 K (-107°C/-161°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Technetium: 0.7%︎ Mercury: 0.9%︎ Niobium: 1.3%︎ Manganese: 8.0%︎ Vanadium: 4.8%︎ Zinc: 5.3%︎ Carbon: 15.8%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ HR 6999 ABCD 9 d - Rocky body
Body distance3,511 LsEarth masses0.0004Radius515 kmGravity0.06 gSurface temperature237 K (-36°C/-34°F)Surface pressure0.69 atmVolcanismMetallic magmaAtmosphereCarbon dioxideTerraforming︎ HR 6999 ABCD 9 a - Rocky body
Body distance3,516 LsEarth masses0.0017Radius831 kmGravity0.10 gSurface temperature264 K (-10°C/15°F)Surface pressure1.80 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HR 6999 ABCD 9 b - Rocky body
Body distance3,520 LsEarth masses0.0011Radius735 kmGravity0.09 gSurface temperature256 K (-17°C/1°F)Surface pressure1.40 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ HR 6999 ABCD 10 - Class II gas giant
Body distance5,294 LsEarth masses761.5900Radius75,695 kmGravity5.40 gSurface temperature239 K (-34°C/-29°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 6999 ABCD 10 g - Rocky body
Body distance5,307 LsEarth masses0.0013Radius763 kmGravity0.09 gSurface temperature240 K (-34°C/-28°F)Surface pressure1.48 atmVolcanismMinor Metallic magmaAtmosphereCarbon dioxideTerraforming︎ HR 6999 ABCD 10 a - Rocky body Landable
Body distance5,308 LsEarth masses0.0010Radius693 kmGravity0.08 gSurface temperature155 K (-118°C/-181°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Manganese: 8.2%︎ Zinc: 5.4%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 6999 ABCD 10 c - Rocky body
Body distance5,315 LsEarth masses0.0007Radius617 kmGravity0.07 gSurface temperature245 K (-28°C/-19°F)Surface pressure0.99 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ HR 6999 ABCD 10 b - Rocky body
Body distance5,316 LsEarth masses0.0010Radius699 kmGravity0.08 gSurface temperature256 K (-17°C/1°F)Surface pressure1.27 atmVolcanismRocky magmaAtmosphereSulphur dioxideTerraforming︎ HR 6999 ABCD 10 f - Rocky body Landable
Body distance5,323 LsEarth masses0.0007Radius631 kmGravity0.07 gSurface temperature158 K (-115°C/-175°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Antimony: 1.1%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.1%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.6%︎ Sulphur: 17.9%︎ HR 6999 ABCD 10 e - Rocky body Landable
Body distance5,324 LsEarth masses0.0015Radius810 kmGravity0.09 gSurface temperature163 K (-110°C/-166°F)Surface pressure0.02 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Selenium: 3.0%︎ Technetium: 0.7%︎ Mercury: 0.9%︎ Molybdenum: 1.3%︎ Chromium: 8.9%︎ Vanadium: 4.9%︎ Carbon: 16.1%︎ Iron: 19.9%︎ Nickel: 15.0%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 6999 ABCD 10 d - Rocky body Landable
Body distance5,324 LsEarth masses0.0005Radius566 kmGravity0.07 gSurface temperature160 K (-114°C/-173°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Technetium: 0.7%︎ Tin: 1.1%︎ Tungsten: 1.0%︎ Chromium: 8.4%︎ Germanium: 5.3%︎ Manganese: 7.7%︎ Carbon: 15.2%︎ Iron: 18.7%︎ Nickel: 14.1%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ HR 6999 ABCD 10 h - Rocky body
Body distance5,327 LsEarth masses0.0013Radius758 kmGravity0.09 gSurface temperature239 K (-34°C/-29°F)Surface pressure1.46 atmVolcanismMinor Metallic magmaAtmosphereCarbon dioxideTerraforming︎ HR 6999 ABCD 10 i - Rocky body Landable
Body distance5,331 LsEarth masses0.0019Radius865 kmGravity0.10 gSurface temperature160 K (-113°C/-171°F)Surface pressure0.02 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ 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: 19.1%︎ HR 6999 ABCD 11 - Class I gas giant
Body distance5,328 LsRing/belt typeMetal rich (Pristine)Earth masses21.8456Radius28,772 kmGravity1.07 gSurface temperature125 K (-148°C/-235°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 6999 ABCD 11 a - Icy body Landable
Body distance5,331 LsEarth masses0.0003Radius557 kmGravity0.04 gSurface temperature112 K (-161°C/-258°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Yttrium: 0.8%︎ Cadmium: 1.1%︎ Niobium: 1.0%︎ Chromium: 6.3%︎ Germanium: 4.0%︎ Manganese: 5.8%︎ Carbon: 19.9%︎ Iron: 14.1%︎ Nickel: 10.6%︎ Phosphorus: 12.7%︎ Sulphur: 23.6%