Star system
HIP 4643
Economy
Government
Allegiance
Independent
Star type
Class K star Scoopable
Coordinates
-29 / -165.97 / -28
Permit required
No
︎ HIP 4643 A - Class K star
Body distance-Solar masses0.6367Solar radius0.7430︎ HIP 4643 A 1 - Icy body
Body distance432 LsEarth masses0.9689Radius7,375 kmGravity0.72 gSurface temperature202 K (-71°C/-95°F)Surface pressure584.36 atmVolcanismMinor Carbon dioxide geysersAtmosphereThick Argon-richTerraforming︎ HIP 4643 A 2 - Icy body
Body distance584 LsEarth masses0.7532Radius7,139 kmGravity0.60 gSurface temperature182 K (-91°C/-132°F)Surface pressure1,412.30 atmVolcanismAtmosphereThick Argon-richTerraforming︎ HIP 4643 A 3 - Icy body
Body distance716 LsEarth masses0.7978Radius7,265 kmGravity0.61 gSurface temperature165 K (-108°C/-162°F)Surface pressure1,496.66 atmVolcanismMinor Ammonia magmaAtmosphereThick Argon-richTerraforming︎ HIP 4643 A 4 - Icy body
Body distance721 LsEarth masses0.6356Radius6,779 kmGravity0.56 gSurface temperature235 K (-39°C/-37°F)Surface pressure1,097.65 atmVolcanismAtmosphereThick Argon-richTerraforming︎ HIP 4643 A 5 - Icy body
Body distance1,085 LsEarth masses0.7542Radius7,142 kmGravity0.60 gSurface temperature262 K (-11°C/12°F)Surface pressure1,440.11 atmVolcanismAtmosphereThick Methane-richTerraforming︎ HIP 4643 B - Class M star
Body distance234,288 LsSolar masses0.3242Solar radius0.5411︎ HIP 4643 B 1 - Rocky ice world
Body distance234,662 LsEarth masses2.7954Radius9,848 kmGravity1.17 gSurface temperature519 K (246°C/475°F)Surface pressure11,565.75 atmVolcanismMajor Water geysersAtmosphereHot Thick Methane-richTerraforming︎ HIP 4643 B 1 a - Icy body Landable
Body distance234,266 LsEarth masses0.0357Radius2,809 kmGravity0.18 gSurface temperature95 K (-178°C/-288°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.8%︎ Selenium: 4.0%︎ Cadmium: 1.0%︎ Tin: 0.8%︎ Chromium: 6.1%︎ Germanium: 3.6%︎ Carbon: 21.2%︎ Iron: 13.5%︎ Nickel: 10.2%︎ Phosphorus: 13.6%︎ Sulphur: 25.3%︎ HIP 4643 B 2 - Icy body
Body distance234,883 LsEarth masses3.3900Radius11,098 kmGravity1.12 gSurface temperature84 K (-190°C/-309°F)Surface pressure0.51 atmVolcanismMajor Water geysersAtmosphereArgon-richTerraforming︎ HIP 4643 B 3 - Icy body Landable
Body distance235,243 LsEarth masses0.9650Radius7,695 kmGravity0.66 gSurface temperature56 K (-217°C/-359°F)Surface pressure0.09 atmVolcanismMajor Water magmaAtmosphereThin Neon-richTerraforming︎ Tellurium: 0.9%︎ Cadmium: 1.3%︎ Molybdenum: 1.1%︎ Germanium: 3.4%︎ Manganese: 6.8%︎ Zirconium: 1.9%︎ Carbon: 19.8%︎ Iron: 16.4%︎ Nickel: 12.4%︎ Phosphorus: 12.7%︎ Sulphur: 23.5%︎ HIP 4643 B 7 - Icy body
Body distance235,914 LsEarth masses4.3427Radius11,888 kmGravity1.25 gSurface temperature36 K (-237°C/-395°F)Surface pressure0.81 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ HIP 4643 B 4 - Icy body
Body distance236,219 LsEarth masses2.2900Radius9,927 kmGravity0.94 gSurface temperature48 K (-225°C/-373°F)Surface pressure0.44 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ HIP 4643 B 5 - Icy body
Body distance236,231 LsEarth masses1.9302Radius9,448 kmGravity0.88 gSurface temperature48 K (-225°C/-373°F)Surface pressure0.37 atmVolcanismMajor Water geysersAtmosphereNeon-richTerraforming︎ HIP 4643 B 6 - Icy body
Body distance236,387 LsEarth masses2.4456Radius10,117 kmGravity0.97 gSurface temperature41 K (-232°C/-386°F)Surface pressure0.49 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming