Star system
HIP 21640
Economy
Government
Allegiance
Independent
Star type
Class B star Scoopable
Coordinates
146.03 / -221.16 / -313.88
Permit required
No
Powerplay
Unoccupied
Powers
︎ HIP 21640 A - Class B star
Body distance-Solar masses2.3359Solar radius1.6953︎ HIP 21640 A 1 - High metal content world
Body distance43 LsEarth masses8.9593Radius11,169 kmGravity2.92 gSurface temperature7,052 K (6,778°C/12,233°F)Surface pressure6,358,391.32 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HIP 21640 B - Class K star
Body distance5,443 LsSolar masses0.6328Solar radius0.6989︎ HIP 21640 B 1 - Metal-rich body Landable
Body distance5,549 LsEarth masses0.1553Radius2,750 kmGravity0.84 gSurface temperature1,048 K (775°C/1,428°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 1.2%︎ Molybdenum: 2.6%︎ Tin: 2.7%︎ Arsenic: 1.9%︎ Manganese: 16.6%︎ Zirconium: 4.7%︎ Iron: 40.1%︎ Nickel: 30.3%︎ HIP 21640 B 2 - Metal-rich body Landable
Body distance5,549 LsEarth masses0.1445Radius2,689 kmGravity0.81 gSurface temperature1,048 K (775°C/1,428°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 2.1%︎ Cadmium: 2.7%︎ Niobium: 2.4%︎ Arsenic: 1.6%︎ Chromium: 15.6%︎ Manganese: 14.4%︎ Iron: 34.8%︎ Nickel: 26.3%︎ HIP 21640 B 3 - High metal content world Landable
Body distance5,561 LsEarth masses3.7601Radius8,891 kmGravity1.93 gSurface temperature841 K (568°C/1,055°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Tellurium: 1.2%︎ Niobium: 1.5%︎ Tungsten: 1.2%︎ Germanium: 4.6%︎ Manganese: 9.2%︎ Zinc: 6.0%︎ Carbon: 13.1%︎ Iron: 22.2%︎ Nickel: 16.8%︎ Phosphorus: 8.4%︎ Sulphur: 15.6%