Star system
HR 428
Economy
Government
Allegiance
Independent
Star type
Class A star Scoopable
Coordinates
-243.09 / 20.5 / -184.72
Permit required
No
Powerplay
Unoccupied
Powers
︎ HR 428 - Class A star
Body distance-Solar masses2.5508Solar radius1.7718︎ HR 428 1 - High metal content world
Body distance55 LsRing/belt typeMetal rich (Pristine)
Rocky (Pristine)Earth masses6.7631Radius10,423 kmGravity2.53 gSurface temperature6,072 K (5,799°C/10,470°F)Surface pressure4,786,597.58 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HR 428 2 - High metal content world
Body distance95 LsRing/belt typeMetal rich (Pristine)Earth masses10.5210Radius11,677 kmGravity3.14 gSurface temperature6,433 K (6,160°C/11,120°F)Surface pressure7,330,076.49 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HR 428 4 - High metal content world
Body distance1,082 LsEarth masses1.1452Radius6,336 kmGravity1.16 gSurface temperature1,270 K (997°C/1,827°F)Surface pressure165.87 atmVolcanismMinor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 428 3 - Class IV gas giant
Body distance1,103 LsRing/belt typeMetal rich (Pristine)
Rocky (Pristine)Earth masses3,702.5700Radius65,254 kmGravity35.34 gSurface temperature1,226 K (953°C/1,747°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 428 3 b - Rocky body Landable
Body distance1,101 LsEarth masses0.0008Radius662 kmGravity0.08 gSurface temperature516 K (243°C/470°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Technetium: 0.7%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Chromium: 8.6%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.8%︎ Iron: 19.1%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ HR 428 3 a - Rocky body Landable
Body distance1,101 LsEarth masses0.0009Radius678 kmGravity0.08 gSurface temperature538 K (265°C/509°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Technetium: 0.7%︎ Tin: 1.2%︎ Tungsten: 1.1%︎ Arsenic: 2.6%︎ Manganese: 8.4%︎ Zirconium: 2.4%︎ Carbon: 16.9%︎ Iron: 20.4%︎ Nickel: 15.4%︎ Phosphorus: 10.8%︎ Sulphur: 20.0%︎ HR 428 3 c - Rocky body Landable
Body distance1,102 LsEarth masses0.0015Radius810 kmGravity0.09 gSurface temperature494 K (221°C/430°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Zinc: 5.1%︎ Carbon: 15.5%︎ Iron: 18.8%︎ Nickel: 14.2%︎ Phosphorus: 9.9%︎ Sulphur: 18.5%︎ HR 428 5 d - Rocky body Landable
Body distance1,381 LsEarth masses0.0162Radius1,760 kmGravity0.21 gSurface temperature359 K (86°C/187°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.4%︎ Molybdenum: 1.2%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Vanadium: 4.5%︎ Carbon: 15.2%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.8%︎ Sulphur: 18.1%︎ HR 428 5 a - Rocky body
Body distance1,387 LsEarth masses0.0335Radius2,231 kmGravity0.27 gSurface temperature380 K (107°C/224°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HR 428 5 b - Rocky body Landable
Body distance1,393 LsEarth masses0.0204Radius1,897 kmGravity0.23 gSurface temperature372 K (99°C/210°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Niobium: 1.3%︎ Tin: 1.1%︎ Chromium: 8.5%︎ Germanium: 5.4%︎ Zinc: 5.1%︎ Carbon: 15.5%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 9.9%︎ Sulphur: 18.5%︎ HR 428 5 b a - Rocky body Landable
Body distance1,393 LsEarth masses0.0012Radius750 kmGravity0.08 gSurface temperature372 K (99°C/210°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.1%︎ Molybdenum: 1.2%︎ Tungsten: 1.0%︎ Arsenic: 2.7%︎ Chromium: 8.2%︎ Vanadium: 4.5%︎ Carbon: 17.4%︎ Iron: 18.3%︎ Nickel: 13.8%︎ Phosphorus: 11.1%︎ Sulphur: 20.7%︎ HR 428 5 c - Rocky body Landable
Body distance1,394 LsEarth masses0.0086Radius1,434 kmGravity0.17 gSurface temperature366 K (93°C/200°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Niobium: 1.4%︎ Tin: 1.2%︎ Arsenic: 2.6%︎ Manganese: 8.2%︎ Vanadium: 4.9%︎ Carbon: 16.4%︎ Iron: 19.8%︎ Nickel: 15.0%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ HR 428 6 - Class III gas giant
Body distance1,437 LsRing/belt typeRocky (Pristine)Earth masses144.6390Radius65,178 kmGravity1.38 gSurface temperature347 K (73°C/164°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 428 6 a - Rocky body Landable
Body distance1,437 LsEarth masses0.0006Radius578 kmGravity0.07 gSurface temperature344 K (70°C/159°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Polonium: 0.5%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Arsenic: 2.6%︎ Manganese: 8.2%︎ Vanadium: 4.9%︎ Carbon: 16.4%︎ Iron: 19.8%︎ Nickel: 15.0%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ HR 428 7 c - Rocky body Landable
Body distance1,811 LsEarth masses0.0116Radius1,579 kmGravity0.19 gSurface temperature347 K (74°C/165°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.1%︎ Technetium: 0.7%︎ Cadmium: 1.6%︎ Mercury: 0.9%︎ Chromium: 9.0%︎ Zirconium: 2.3%︎ Carbon: 16.6%︎ Iron: 20.1%︎ Nickel: 15.2%︎ Phosphorus: 10.6%︎ Sulphur: 19.8%︎ HR 428 7 d - Rocky body Landable
Body distance1,815 LsEarth masses0.0617Radius2,719 kmGravity0.34 gSurface temperature339 K (66°C/150°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.2%︎ Tungsten: 1.0%︎ Chromium: 8.6%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.8%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ HR 428 7 a - Rocky body Landable
Body distance1,817 LsEarth masses0.0111Radius1,556 kmGravity0.19 gSurface temperature373 K (100°C/212°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.2%︎ Chromium: 8.5%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HR 428 7 b - Rocky body Landable
Body distance1,818 LsEarth masses0.0093Radius1,469 kmGravity0.18 gSurface temperature358 K (85°C/185°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.5%︎ Molybdenum: 1.2%︎ Germanium: 5.5%︎ Manganese: 7.8%︎ Vanadium: 4.7%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HR 428 7 e - Rocky body Landable
Body distance1,829 LsEarth masses0.0253Radius2,036 kmGravity0.25 gSurface temperature323 K (50°C/123°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Arsenic: 2.5%︎ Chromium: 8.7%︎ Germanium: 5.6%︎ Carbon: 16.0%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 428 7 f - Rocky body Landable
Body distance1,834 LsEarth masses0.0723Radius2,859 kmGravity0.36 gSurface temperature318 K (45°C/113°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Niobium: 1.3%︎ Tin: 1.1%︎ Chromium: 8.6%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.6%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HR 428 7 f a - Rocky body Landable
Body distance1,834 LsEarth masses0.0044Radius1,161 kmGravity0.13 gSurface temperature318 K (45°C/113°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.6%︎ Molybdenum: 1.2%︎ Niobium: 1.2%︎ Germanium: 5.9%︎ Manganese: 7.3%︎ Zinc: 4.8%︎ Carbon: 16.9%︎ Iron: 17.7%︎ Nickel: 13.4%︎ Phosphorus: 10.8%︎ Sulphur: 20.1%︎ HR 428 8 a - Rocky body Landable
Body distance2,319 LsEarth masses0.0089Radius1,447 kmGravity0.17 gSurface temperature366 K (93°C/199°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 3.1%︎ Cadmium: 1.6%︎ Mercury: 0.9%︎ Chromium: 9.0%︎ Zirconium: 2.3%︎ Carbon: 16.5%︎ Iron: 20.0%︎ Nickel: 15.1%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ HR 428 8 c - Rocky body Landable
Body distance2,319 LsEarth masses0.0434Radius2,426 kmGravity0.30 gSurface temperature314 K (41°C/106°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Niobium: 1.3%︎ Tin: 1.1%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Zinc: 5.1%︎ Carbon: 15.6%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HR 428 8 b - Rocky body Landable
Body distance2,321 LsEarth masses0.0131Radius1,640 kmGravity0.20 gSurface temperature350 K (76°C/170°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.6%︎ Niobium: 1.4%︎ Tungsten: 1.2%︎ Arsenic: 2.7%︎ Zinc: 5.7%︎ Zirconium: 2.4%︎ Carbon: 17.3%︎ Iron: 21.1%︎ Nickel: 15.9%︎ Phosphorus: 11.1%︎ Sulphur: 20.6%︎ HR 428 9 a - Rocky body Landable
Body distance2,324 LsEarth masses0.0189Radius1,851 kmGravity0.22 gSurface temperature312 K (39°C/102°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 3.0%︎ Niobium: 1.3%︎ Tin: 1.2%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Carbon: 16.1%︎ Iron: 19.5%︎ Nickel: 14.8%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ HR 428 9 b - Rocky body Landable
Body distance2,326 LsEarth masses0.0081Radius1,403 kmGravity0.17 gSurface temperature307 K (33°C/92°F)Surface pressure0.00 atmVolcanismMinor Rocky magmaAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.5%︎ Tin: 1.1%︎ Germanium: 5.5%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HR 428 9 c - Rocky body Landable
Body distance2,328 LsEarth masses0.0108Radius1,544 kmGravity0.18 gSurface temperature300 K (26°C/79°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.4%︎ Germanium: 5.4%︎ Zinc: 5.1%︎ Carbon: 15.5%︎ Iron: 18.8%︎ Nickel: 14.2%︎ Phosphorus: 9.9%︎ Sulphur: 18.5%︎ HR 428 9 d - Rocky body Landable
Body distance2,328 LsEarth masses0.0104Radius1,524 kmGravity0.18 gSurface temperature300 K (26°C/79°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Arsenic: 2.6%︎ Manganese: 8.1%︎ Vanadium: 4.8%︎ Carbon: 16.3%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.4%︎ HR 428 10 d - Rocky body Landable
Body distance3,379 LsEarth masses0.0445Radius2,446 kmGravity0.30 gSurface temperature226 K (-47°C/-52°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.7%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 16.1%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 428 10 b - Rocky body
Body distance3,400 LsEarth masses0.0034Radius1,050 kmGravity0.12 gSurface temperature911 K (638°C/1,180°F)Surface pressure52.47 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick WaterTerraforming︎ HR 428 10 a - Rocky body
Body distance3,400 LsEarth masses0.0037Radius1,083 kmGravity0.13 gSurface temperature918 K (645°C/1,194°F)Surface pressure55.96 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick WaterTerraforming︎ HR 428 10 c - Rocky body Landable
Body distance3,405 LsEarth masses0.0045Radius1,154 kmGravity0.14 gSurface temperature240 K (-33°C/-28°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.3%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HR 428 10 e - Icy body
Body distance3,472 LsEarth masses0.0916Radius3,875 kmGravity0.25 gSurface temperature202 K (-71°C/-97°F)Surface pressure0.30 atmVolcanismAtmosphereSulphur dioxideTerraforming︎ HR 428 5 - Class Y star (brown dwarf)
Body distance1,390 LsSolar masses0.0156Solar radius0.0805︎ HR 428 7 - Class Y star (brown dwarf)
Body distance1,817 LsSolar masses0.0234Solar radius0.0924︎ HR 428 8 - Class Y star (brown dwarf)
Body distance2,268 LsSolar masses0.0273Solar radius0.1036︎ HR 428 9 - Class Y star (brown dwarf)
Body distance2,322 LsSolar masses0.0117Solar radius0.0601︎ HR 428 10 - Class Y star (brown dwarf)
Body distance3,395 LsSolar masses0.0195Solar radius0.0831