🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.65 AU - 0.93 AU

Year: 247 Days

Day: 46.1 Hours

Environment

Temp: 171 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.26 AU - 1.58 AU

Year: 595 Days

Day: 19.8 Hours

Environment

Temp: -1 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.9

Radius: 9.1

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.92 AU - 6.44 AU

Year: 4758 Days

Day: 6.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,515,562 km

• M1: 113,246 km (0.118 R)
• M2: 762,351 km (0.088 R)
• M3: 1,214,286 km (0.091 R)
• M4: 1,800,859 km (0.086 R)
• M5: 2,728,815 km (0.052 R)
• M6: 6,313,030 km (0.097 R)
• M7: 6,614,021 km (0.051 R)
• M8: 7,147,637 km (0.102 R)
• M9: 8,019,044 km (0.051 R)
• M10: 8,444,351 km (0.091 R)
• M11: 9,811,376 km (0.106 R)
• M12: 12,690,986 km (0.072 R)
• M13: 14,582,202 km (0.111 R)
• M14: 16,483,741 km (0.102 R)
• M15: 16,940,612 km (0.119 R)
• M16: 18,545,050 km (0.104 R)
• M17: 21,507,835 km (0.082 R)
• M18: 23,030,443 km (0.091 R)
• M19: 23,963,335 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.6

Radius: 12.3

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 9.47 AU - 15.49 AU

Year: 15495 Days

Day: 14.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,515,562 km

• M1: 155,283 km (0.059 R)
• M2: 826,079 km (0.091 R)
• M3: 1,339,350 km (0.108 R)
• M4: 2,027,949 km (0.107 R)
• M5: 3,252,407 km (0.108 R)
• M6: 4,026,427 km (0.112 R)
• M7: 4,534,910 km (0.085 R)
• M8: 5,325,834 km (0.095 R)
• M9: 6,053,478 km (0.114 R)
• M10: 7,012,849 km (0.115 R)
• M11: 8,210,530 km (0.064 R)
• M12: 9,232,732 km (0.083 R)
• M13: 10,669,619 km (0.092 R)
• M14: 11,122,602 km (0.1 R)
• M15: 13,064,980 km (0.119 R)
• M16: 14,116,803 km (0.096 R)
• M17: 15,295,335 km (0.11 R)
• M18: 16,239,896 km (0.106 R)
• M19: 18,649,170 km (0.117 R)
• M20: 21,825,881 km (0.11 R)
• M21: 23,589,789 km (0.055 R)
• M22: 24,850,301 km (0.082 R)
• M23: 29,450,585 km (0.104 R)
• M24: 36,725,230 km (0.108 R)
• M25: 42,377,038 km (0.094 R)
• M26: 47,661,433 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.2

Radius: 13.1

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 10.4 AU - 14.94 AU

Year: 15851 Days

Day: 6.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,515,562 km

• M1: 162,912 km (0.045 R)
• M2: 596,297 km (0.032 R)
• M3: 1,004,251 km (0.106 R)
• M4: 1,466,059 km (0.108 R)
• M5: 2,708,170 km (0.086 R)
• M6: 3,169,829 km (0.048 R)
• M7: 3,630,441 km (0.051 R)
• M8: 4,882,725 km (0.085 R)
• M9: 6,728,015 km (0.111 R)
• M10: 7,538,985 km (0.086 R)
• M11: 8,083,970 km (0.117 R)
• M12: 8,802,189 km (0.085 R)
• M13: 9,719,822 km (0.101 R)
• M14: 10,644,038 km (0.115 R)
• M15: 13,308,675 km (0.116 R)
• M16: 15,006,611 km (0.071 R)
• M17: 17,541,996 km (0.082 R)
• M18: 18,419,986 km (0.057 R)
• M19: 22,972,847 km (0.082 R)
• M20: 27,053,728 km (0.106 R)
• M21: 28,989,225 km (0.107 R)
• M22: 33,739,556 km (0.082 R)
• M23: 34,475,727 km (0.058 R)
• M24: 36,107,391 km (0.092 R)
• M25: 43,294,970 km (0.09 R)
• M26: 45,490,169 km (0.106 R)
• M27: 46,842,384 km (0.062 R)
• M28: 54,342,474 km (0.101 R)
• M29: 58,640,570 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 141.8

Radius: 4.1

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 13.76 AU - 21.42 AU

Year: 25928 Days

Day: 22.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,515,562 km

• M1: 79,436 km (0.113 R)
• M2: 217,366 km (0.065 R)
• M3: 709,991 km (0.097 R)
• M4: 1,034,768 km (0.114 R)
• M5: 1,582,895 km (0.111 R)
• M6: 2,343,301 km (0.054 R)
• M7: 3,790,062 km (0.035 R)
• M8: 6,496,288 km (0.116 R)
• M9: 7,699,354 km (0.099 R)
• M10: 10,004,507 km (0.094 R)
• M11: 13,740,415 km (0.104 R)
• M12: 16,787,873 km (0.109 R)
• M13: 17,310,867 km (0.116 R)
• M14: 19,186,525 km (0.067 R)
• M15: 22,069,276 km (0.086 R)
• M16: 28,781,134 km (0.074 R)
• M17: 32,653,625 km (0.083 R)
• M18: 37,996,513 km (0.082 R)
• M19: 38,380,680 km (0.096 R)
• M20: 43,473,141 km (0.112 R)
• M21: 44,033,984 km (0.065 R)
• M22: 49,605,158 km (0.073 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 10,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit