🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.54 AU - 0.78 AU

Year: 195 Days

Day: 18.8 Hours

Environment

Temp: 207 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.81 AU - 0.87 AU

Year: 280 Days

Day: 31 Hours

Environment

Temp: 121 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.84 AU - 1.24 AU

Year: 385 Days

Day: 25.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.56 AU - 4.48 AU

Year: 2929 Days

Day: 14.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,890,456 km

• M1: 39,494 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.41 AU - 4.87 AU

Year: 3633 Days

Day: 27.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,890,456 km

• M1: 2,941,842 km (0.113 R)

Asteroid Belt

Center: 7.65 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.5

Radius: 13.1

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 8.09 AU - 13.21 AU

Year: 12631 Days

Day: 9.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,890,456 km

• M1: 162,912 km (0.063 R)
• M2: 1,324,390 km (0.074 R)
• M3: 1,966,015 km (0.116 R)
• M4: 3,188,529 km (0.105 R)
• M5: 5,242,657 km (0.106 R)
• M6: 6,248,404 km (0.083 R)
• M7: 6,693,607 km (0.054 R)
• M8: 7,602,564 km (0.116 R)
• M9: 8,641,521 km (0.035 R)
• M10: 9,934,495 km (0.082 R)
• M11: 11,293,442 km (0.074 R)
• M12: 16,645,755 km (0.069 R)
• M13: 21,059,341 km (0.113 R)
• M14: 25,680,718 km (0.084 R)
• M15: 33,081,026 km (0.052 R)
• M16: 34,563,990 km (0.051 R)
• M17: 36,349,739 km (0.093 R)
• M18: 41,932,134 km (0.093 R)
• M19: 42,361,779 km (0.088 R)
• M20: 43,815,122 km (0.072 R)
• M21: 44,554,135 km (0.085 R)
• M22: 47,283,698 km (0.063 R)
• M23: 51,584,039 km (0.041 R)
• M24: 54,762,245 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478

Radius: 13.4

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 9.78 AU - 12.32 AU

Year: 13350 Days

Day: 12.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,890,456 km

• M1: 166,802 km (0.109 R)
• M2: 736,470 km (0.072 R)
• M3: 1,155,644 km (0.116 R)
• M4: 1,712,148 km (0.119 R)
• M5: 2,563,808 km (0.067 R)
• M6: 3,479,646 km (0.112 R)
• M7: 4,000,546 km (0.106 R)
• M8: 5,135,097 km (0.116 R)
• M9: 6,474,147 km (0.064 R)
• M10: 7,062,665 km (0.083 R)
• M11: 8,167,445 km (0.117 R)
• M12: 9,934,346 km (0.094 R)
• M13: 14,671,063 km (0.041 R)
• M14: 16,321,876 km (0.08 R)
• M15: 17,414,838 km (0.12 R)
• M16: 18,789,941 km (0.034 R)
• M17: 21,583,233 km (0.05 R)
• M18: 23,259,327 km (0.115 R)
• M19: 24,548,861 km (0.097 R)
• M20: 26,472,839 km (0.114 R)
• M21: 29,438,617 km (0.095 R)
• M22: 29,864,373 km (0.035 R)
• M23: 31,276,576 km (0.064 R)
• M24: 32,960,899 km (0.058 R)
• M25: 34,468,845 km (0.055 R)
• M26: 36,265,516 km (0.081 R)
• M27: 39,526,301 km (0.077 R)
• M28: 43,526,099 km (0.036 R)
• M29: 45,340,272 km (0.08 R)
• M30: 50,019,993 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519

Radius: 6.3

Gravity: 13.08 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 16.6 AU - 17.56 AU

Year: 25654 Days

Day: 22.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,890,456 km

• M1: 78,389 km (0.103 R)
• M2: 419,772 km (0.113 R)
• M3: 1,761,216 km (0.053 R)
• M4: 2,012,391 km (0.069 R)
• M5: 2,809,747 km (0.073 R)
• M6: 4,968,744 km (0.086 R)
• M7: 16,795,503 km (0.031 R)
• M8: 17,398,681 km (0.093 R)
• M9: 18,557,017 km (0.089 R)
• M10: 24,905,353 km (0.095 R)
• M11: 27,306,399 km (0.109 R)
• M12: 27,900,003 km (0.112 R)
• M13: 40,109,284 km (0.079 R)
• M14: 40,414,912 km (0.082 R)
• M15: 41,652,834 km (0.051 R)
• M16: 42,123,469 km (0.1 R)
• M17: 55,641,133 km (0.096 R)
• M18: 58,927,648 km (0.047 R)
• M19: 70,000,733 km (0.077 R)
• M20: 76,374,201 km (0.072 R)
• M21: 77,315,172 km (0.094 R)
• M22: 78,025,911 km (0.105 R)
• M23: 81,400,540 km (0.108 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 15,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit