🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.49 AU - 0.63 AU

Year: 147 Days

Day: 37.5 Hours

Environment

Temp: 199 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,079,939 km

• M1: 114,742 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.29 AU - 1.47 AU

Year: 567 Days

Day: 24.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.4 AU - 2.1 AU

Year: 810 Days

Day: 19.7 Hours

Environment

Temp: -39 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.67 AU - 1.91 AU

Year: 838 Days

Day: 37 Hours

Environment

Temp: -41 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.3

Radius: 9.6

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.88 AU - 6.96 AU

Year: 6368 Days

Day: 10 Hours

Environment

Temp: -139 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,079,939 km

• M1: 119,379 km (0.096 R)
• M2: 685,158 km (0.104 R)
• M3: 1,042,996 km (0.103 R)
• M4: 1,669,512 km (0.07 R)
• M5: 5,797,217 km (0.085 R)
• M6: 6,439,889 km (0.114 R)
• M7: 6,823,757 km (0.115 R)
• M8: 7,508,317 km (0.103 R)
• M9: 8,905,262 km (0.049 R)
• M10: 9,608,222 km (0.079 R)
• M11: 15,290,997 km (0.057 R)
• M12: 17,068,818 km (0.081 R)
• M13: 20,331,547 km (0.116 R)
• M14: 21,745,696 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.1

Radius: 11

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.82 AU - 10.24 AU

Year: 8716 Days

Day: 12.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,079,939 km

• M1: 138,528 km (0.106 R)
• M2: 822,339 km (0.087 R)
• M3: 2,220,182 km (0.108 R)
• M4: 4,066,968 km (0.032 R)
• M5: 5,177,283 km (0.045 R)
• M6: 8,802,339 km (0.104 R)
• M7: 11,420,601 km (0.105 R)
• M8: 14,769,050 km (0.116 R)
• M9: 17,780,904 km (0.088 R)
• M10: 18,795,776 km (0.056 R)
• M11: 20,389,891 km (0.109 R)
• M12: 25,168,944 km (0.111 R)
• M13: 27,008,848 km (0.116 R)
• M14: 29,134,485 km (0.071 R)
• M15: 31,058,014 km (0.098 R)
• M16: 31,578,016 km (0.07 R)
• M17: 34,486,797 km (0.096 R)
• M18: 36,753,354 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.7

Radius: 13.7

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 9.9 AU - 13.18 AU

Year: 13715 Days

Day: 14.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 91,079,939 km

• M1: 170,392 km (0.1 R)
• M2: 763,697 km (0.116 R)
• M3: 1,714,691 km (0.087 R)
• M4: 2,669,724 km (0.075 R)
• M5: 5,294,119 km (0.116 R)
• M6: 6,463,675 km (0.117 R)
• M7: 7,131,480 km (0.092 R)
• M8: 8,605,468 km (0.056 R)
• M9: 9,945,865 km (0.118 R)
• M10: 10,723,026 km (0.076 R)
• M11: 12,211,525 km (0.115 R)
• M12: 13,038,053 km (0.076 R)
• M13: 15,087,843 km (0.117 R)
• M14: 16,721,900 km (0.112 R)
• M15: 18,801,909 km (0.105 R)
• M16: 21,775,316 km (0.117 R)
• M17: 23,567,050 km (0.073 R)
• M18: 27,981,833 km (0.079 R)
• M19: 28,528,613 km (0.069 R)
• M20: 28,971,124 km (0.088 R)
• M21: 31,605,093 km (0.076 R)
• M22: 32,198,249 km (0.111 R)
• M23: 32,919,759 km (0.066 R)
• M24: 38,008,331 km (0.099 R)
• M25: 41,442,051 km (0.117 R)
• M26: 44,927,981 km (0.069 R)
• M27: 46,742,303 km (0.074 R)
• M28: 52,809,694 km (0.101 R)
• M29: 54,489,528 km (0.109 R)
• M30: 56,552,184 km (0.112 R)
• M31: 59,742,807 km (0.116 R)
• M32: 60,285,997 km (0.048 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.5

Radius: 5.9

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 14.6 AU - 15.6 AU

Year: 20528 Days

Day: 17.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 91,079,939 km

• M1: 74,350 km (0.093 R)
• M2: 357,988 km (0.074 R)
• M3: 874,699 km (0.063 R)
• M4: 3,053,592 km (0.047 R)
• M5: 3,256,147 km (0.09 R)
• M6: 3,494,756 km (0.106 R)
• M7: 4,066,968 km (0.093 R)
• M8: 4,535,807 km (0.076 R)
• M9: 5,884,283 km (0.057 R)
• M10: 6,239,129 km (0.074 R)
• M11: 6,948,372 km (0.076 R)
• M12: 9,611,214 km (0.072 R)
• M13: 10,555,177 km (0.071 R)
• M14: 10,785,857 km (0.101 R)
• M15: 11,020,127 km (0.082 R)
• M16: 11,804,618 km (0.073 R)
• M17: 12,053,250 km (0.087 R)
• M18: 14,170,658 km (0.12 R)
• M19: 19,641,901 km (0.046 R)
• M20: 22,269,887 km (0.073 R)
• M21: 26,690,654 km (0.052 R)
• M22: 27,443,879 km (0.095 R)
• M23: 32,628,193 km (0.069 R)
• M24: 36,556,035 km (0.106 R)
• M25: 49,078,873 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.9

Radius: 6.5

Gravity: 21.06 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 13.09 AU - 19.47 AU

Year: 22980 Days

Day: 19.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 91,079,939 km

• M1: 80,783 km (0.056 R)
• M2: 304,731 km (0.072 R)
• M3: 2,979,541 km (0.05 R)
• M4: 3,380,912 km (0.115 R)
• M5: 3,689,083 km (0.106 R)
• M6: 4,117,681 km (0.068 R)
• M7: 6,584,849 km (0.085 R)
• M8: 8,263,038 km (0.088 R)
• M9: 9,171,397 km (0.098 R)
• M10: 11,319,772 km (0.103 R)
• M11: 13,024,290 km (0.11 R)
• M12: 14,409,865 km (0.092 R)
• M13: 14,650,119 km (0.081 R)
• M14: 15,637,465 km (0.089 R)
• M15: 16,147,445 km (0.085 R)
• M16: 19,933,916 km (0.071 R)
• M17: 22,726,759 km (0.096 R)
• M18: 24,841,474 km (0.113 R)
• M19: 25,187,046 km (0.117 R)
• M20: 27,327,641 km (0.042 R)
• M21: 28,567,808 km (0.109 R)
• M22: 31,427,521 km (0.105 R)
• M23: 32,788,263 km (0.055 R)
• M24: 39,869,777 km (0.114 R)
• M25: 43,264,602 km (0.087 R)
• M26: 44,437,748 km (0.115 R)
• M27: 53,440,548 km (0.085 R)
• M28: 55,965,611 km (0.034 R)
• M29: 56,360,998 km (0.067 R)
• M30: 65,757,988 km (0.108 R)
• M31: 70,020,480 km (0.046 R)
• M32: 70,940,806 km (0.106 R)
• M33: 75,181,756 km (0.067 R)
• M34: 86,781,426 km (0.117 R)
• M35: 89,451,748 km (0.109 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 11,568 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit