🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.38 AU - 0.62 AU

Year: 128 Days

Day: 47.9 Hours

Environment

Temp: 239 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,202,923 km

• M1: 51,910 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.44 AU - 0.7 AU

Year: 156 Days

Day: 36.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.39 AU - 1.89 AU

Year: 763 Days

Day: 27.8 Hours

Environment

Temp: -47 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.04 AU - 2.72 AU

Year: 1334 Days

Day: 38 Hours

Environment

Temp: -88 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.9

Radius: 12.1

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.76 AU - 10.94 AU

Year: 9569 Days

Day: 10.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,202,923 km

• M1: 150,645 km (0.084 R)
• M2: 760,556 km (0.096 R)
• M3: 1,185,563 km (0.093 R)
• M4: 1,978,731 km (0.071 R)
• M5: 2,458,491 km (0.06 R)
• M6: 3,447,932 km (0.115 R)
• M7: 4,021,640 km (0.09 R)
• M8: 4,942,863 km (0.049 R)
• M9: 5,579,103 km (0.052 R)
• M10: 6,099,853 km (0.111 R)
• M11: 7,467,926 km (0.115 R)
• M12: 7,859,872 km (0.056 R)
• M13: 8,857,092 km (0.08 R)
• M14: 9,936,739 km (0.094 R)
• M15: 10,315,521 km (0.062 R)
• M16: 14,960,086 km (0.108 R)
• M17: 16,886,608 km (0.108 R)
• M18: 18,471,896 km (0.099 R)
• M19: 20,456,910 km (0.116 R)
• M20: 24,674,074 km (0.098 R)
• M21: 28,763,631 km (0.057 R)
• M22: 33,179,013 km (0.112 R)
• M23: 34,890,711 km (0.094 R)
• M24: 38,605,825 km (0.106 R)
• M25: 39,190,902 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.8

Radius: 12

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 9.79 AU - 12.63 AU

Year: 13641 Days

Day: 12.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 93,202,923 km

• M1: 151,543 km (0.095 R)
• M2: 594,352 km (0.119 R)
• M3: 1,013,376 km (0.088 R)
• M4: 1,439,281 km (0.077 R)
• M5: 1,885,831 km (0.119 R)
• M6: 2,544,809 km (0.078 R)
• M7: 3,042,821 km (0.099 R)
• M8: 3,452,120 km (0.093 R)
• M9: 5,337,203 km (0.119 R)
• M10: 6,348,186 km (0.117 R)
• M11: 7,742,288 km (0.117 R)
• M12: 8,605,468 km (0.095 R)
• M13: 9,232,133 km (0.112 R)
• M14: 9,837,406 km (0.117 R)
• M15: 10,905,086 km (0.094 R)
• M16: 14,173,201 km (0.103 R)
• M17: 15,603,956 km (0.083 R)
• M18: 17,204,054 km (0.115 R)
• M19: 18,671,759 km (0.069 R)
• M20: 20,054,343 km (0.118 R)
• M21: 22,931,110 km (0.116 R)
• M22: 26,072,665 km (0.098 R)
• M23: 26,572,471 km (0.113 R)
• M24: 28,214,906 km (0.096 R)
• M25: 29,490,378 km (0.052 R)
• M26: 34,857,949 km (0.049 R)
• M27: 39,516,427 km (0.065 R)
• M28: 45,002,181 km (0.113 R)
• M29: 46,011,667 km (0.061 R)
• M30: 50,975,175 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.9

Radius: 11

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 10.1 AU - 14.68 AU

Year: 15850 Days

Day: 8.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,202,923 km

• M1: 149,149 km (0.062 R)
• M2: 1,248,394 km (0.084 R)
• M3: 2,434,556 km (0.064 R)
• M4: 2,854,178 km (0.103 R)
• M5: 3,700,303 km (0.119 R)
• M6: 5,214,234 km (0.085 R)
• M7: 6,341,304 km (0.085 R)
• M8: 7,435,912 km (0.069 R)
• M9: 8,087,410 km (0.104 R)
• M10: 8,776,757 km (0.09 R)
• M11: 9,286,437 km (0.088 R)
• M12: 12,451,779 km (0.087 R)
• M13: 18,588,433 km (0.067 R)
• M14: 22,498,772 km (0.116 R)
• M15: 23,454,702 km (0.102 R)
• M16: 25,704,505 km (0.056 R)
• M17: 27,014,683 km (0.091 R)
• M18: 29,578,641 km (0.072 R)
• M19: 31,310,086 km (0.096 R)
• M20: 31,901,896 km (0.046 R)
• M21: 33,209,979 km (0.113 R)
• M22: 34,658,236 km (0.103 R)
• M23: 35,291,634 km (0.093 R)
• M24: 35,825,399 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.1

Radius: 6.8

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 17.95 AU - 20.09 AU

Year: 30147 Days

Day: 17.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 93,202,923 km

• M1: 84,972 km (0.058 R)
• M2: 303,684 km (0.114 R)
• M3: 664,663 km (0.072 R)
• M4: 1,324,091 km (0.115 R)
• M5: 2,195,050 km (0.113 R)
• M6: 2,858,666 km (0.046 R)
• M7: 4,839,641 km (0.113 R)
• M8: 6,644,240 km (0.102 R)
• M9: 7,182,493 km (0.062 R)
• M10: 8,180,161 km (0.118 R)
• M11: 9,030,625 km (0.089 R)
• M12: 10,254,485 km (0.105 R)
• M13: 10,511,943 km (0.095 R)
• M14: 13,253,474 km (0.062 R)
• M15: 14,264,007 km (0.067 R)
• M16: 17,329,417 km (0.065 R)
• M17: 18,253,035 km (0.105 R)
• M18: 18,918,895 km (0.099 R)
• M19: 19,209,115 km (0.086 R)
• M20: 21,956,629 km (0.07 R)
• M21: 24,153,324 km (0.114 R)
• M22: 28,342,663 km (0.116 R)
• M23: 30,145,916 km (0.083 R)
• M24: 32,574,787 km (0.116 R)
• M25: 34,552,022 km (0.032 R)
• M26: 41,284,824 km (0.051 R)
• M27: 46,872,753 km (0.092 R)
• M28: 55,671,352 km (0.055 R)
• M29: 63,325,975 km (0.119 R)
• M30: 71,653,042 km (0.112 R)
• M31: 74,262,477 km (0.101 R)
• M32: 74,743,584 km (0.104 R)
• M33: 86,658,007 km (0.061 R)
• M34: 90,711,362 km (0.035 R)
• M35: 92,923,914 km (0.104 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 13,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit