Star system
HIP 17621
Economy
Extraction / Refinery
Government
Patronage
Allegiance
Empire
Star type
Class K star Scoopable
Coordinates
55 / -110.41 / -76.06
Permit required
No
Powerplay
Exploited
Powers
Arissa Lavigny-Duval (Controlling)
︎ HIP 17621 A - Class K star
Body distance-Solar masses0.5742Solar radius0.7098︎ HIP 17621 A 1 - Metal-rich body Landable
Body distance7 LsEarth masses0.3545Radius3,552 kmGravity1.14 gSurface temperature1,021 K (748°C/1,379°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 2.1%︎ Niobium: 2.3%︎ Tungsten: 1.9%︎ Chromium: 15.4%︎ Manganese: 14.1%︎ Zirconium: 4.0%︎ Iron: 34.2%︎ Nickel: 25.9%︎ HIP 17621 A 2 - High metal content world Landable
Body distance13 LsEarth masses1.3581Radius6,660 kmGravity1.24 gSurface temperature755 K (482°C/900°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Technetium: 0.8%︎ Cadmium: 1.8%︎ Tin: 1.5%︎ Vanadium: 5.8%︎ Zinc: 6.4%︎ Zirconium: 2.7%︎ Carbon: 14.0%︎ Iron: 23.5%︎ Nickel: 17.8%︎ Phosphorus: 9.0%︎ Sulphur: 16.7%︎ HIP 17621 A 4 - Class I gas giant
Body distance2,319 LsRing/belt typeIcy (Common)Earth masses12.7367Radius32,940 kmGravity0.48 gSurface temperature70 K (-203°C/-333°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 17621 A 4 a - Icy body
Body distance2,311 LsEarth masses0.0004Radius672 kmGravity0.04 gSurface temperature154 K (-119°C/-183°F)Surface pressure7.47 atmVolcanismMajor Water geysersAtmosphereThick MethaneTerraforming︎ HIP 17621 A 3 - Gas giant with ammonia-based life
Body distance2,331 LsRing/belt typeIcy (Common)Earth masses471.2410Radius75,366 kmGravity3.37 gSurface temperature131 K (-142°C/-224°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 17621 D - Class T star (brown dwarf)
Body distance17,562 LsSolar masses0.0742Solar radius0.1836︎ HIP 17621 D 1 - High metal content world
Body distance17,578 LsEarth masses5.0423Radius9,598 kmGravity2.23 gSurface temperature1,504 K (1,231°C/2,248°F)Surface pressure3,255.09 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HIP 17621 B - Class M star
Body distance17,616 LsSolar masses0.2773Solar radius0.4112︎ HIP 17621 C - Class T star (brown dwarf)
Body distance17,641 LsSolar masses0.0820Solar radius0.2075