🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.63 AU - 0.95 AU

Year: 267 Days

Day: 35.6 Hours

Environment

Temp: 126 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.83 AU - 1.19 AU

Year: 387 Days

Day: 42.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.39 AU - 2.01 AU

Year: 844 Days

Day: 35.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 31.2 °

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: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.8 AU - 2.96 AU

Year: 1398 Days

Day: 37.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.1 AU - 2.72 AU

Year: 1425 Days

Day: 14.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.39 AU - 3.33 AU

Year: 1842 Days

Day: 22.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.6

Radius: 14

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.98 AU - 8.94 AU

Year: 7759 Days

Day: 5.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 33,971,670 km

• M1: 174,132 km (0.042 R)
• M2: 632,350 km (0.119 R)
• M3: 1,108,520 km (0.09 R)
• M4: 1,662,182 km (0.07 R)
• M5: 2,284,808 km (0.106 R)
• M6: 2,865,547 km (0.077 R)
• M7: 3,724,239 km (0.088 R)
• M8: 4,456,670 km (0.081 R)
• M9: 5,110,263 km (0.05 R)
• M10: 5,953,098 km (0.101 R)
• M11: 8,919,324 km (0.059 R)
• M12: 9,561,099 km (0.097 R)
• M13: 10,793,935 km (0.045 R)
• M14: 11,325,606 km (0.069 R)
• M15: 11,773,652 km (0.032 R)
• M16: 12,705,347 km (0.115 R)
• M17: 13,408,308 km (0.118 R)
• M18: 14,598,658 km (0.095 R)
• M19: 15,130,029 km (0.111 R)
• M20: 16,610,151 km (0.086 R)
• M21: 18,456,787 km (0.067 R)
• M22: 20,290,707 km (0.083 R)
• M23: 21,102,276 km (0.074 R)
• M24: 21,935,237 km (0.085 R)
• M25: 23,666,982 km (0.103 R)
• M26: 26,086,727 km (0.104 R)
• M27: 27,223,372 km (0.038 R)
• M28: 30,639,289 km (0.114 R)
• M29: 31,609,432 km (0.114 R)
• M30: 35,377,802 km (0.048 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.4

Radius: 13.3

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.2 AU - 11.86 AU

Year: 11203 Days

Day: 14 Hours

Environment

Temp: -186 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,971,670 km

• M1: 280,197 km (0.079 R)
• M2: 790,026 km (0.054 R)
• M3: 1,507,199 km (0.119 R)
• M4: 2,727,468 km (0.072 R)
• M5: 3,871,892 km (0.05 R)
• M6: 4,665,658 km (0.103 R)
• M7: 5,501,910 km (0.09 R)
• M8: 6,056,919 km (0.073 R)
• M9: 8,489,978 km (0.069 R)
• M10: 8,965,999 km (0.089 R)
• M11: 10,404,233 km (0.086 R)
• M12: 10,899,551 km (0.063 R)
• M13: 15,132,872 km (0.045 R)
• M14: 16,893,340 km (0.12 R)
• M15: 18,425,820 km (0.115 R)
• M16: 19,897,714 km (0.092 R)
• M17: 21,130,699 km (0.064 R)
• M18: 24,176,213 km (0.073 R)
• M19: 26,851,621 km (0.086 R)
• M20: 27,597,217 km (0.083 R)
• M21: 29,129,697 km (0.119 R)
• M22: 33,851,455 km (0.111 R)
• M23: 35,606,687 km (0.104 R)
• M24: 38,001,599 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.3

Radius: 12.1

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.2 AU - 12.08 AU

Year: 12296 Days

Day: 10.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,971,670 km

• M1: 151,094 km (0.072 R)
• M2: 666,309 km (0.102 R)
• M3: 1,187,508 km (0.08 R)
• M4: 2,331,333 km (0.097 R)
• M5: 2,710,265 km (0.078 R)
• M6: 4,008,924 km (0.115 R)
• M7: 4,532,217 km (0.057 R)
• M8: 5,016,615 km (0.108 R)
• M9: 5,746,802 km (0.089 R)
• M10: 6,218,185 km (0.119 R)
• M11: 8,017,548 km (0.103 R)
• M12: 8,933,686 km (0.032 R)
• M13: 12,357,981 km (0.112 R)
• M14: 13,524,994 km (0.06 R)
• M15: 13,911,256 km (0.07 R)
• M16: 17,662,422 km (0.1 R)
• M17: 19,629,185 km (0.118 R)
• M18: 23,593,828 km (0.078 R)
• M19: 24,560,380 km (0.05 R)
• M20: 26,059,500 km (0.117 R)
• M21: 29,979,862 km (0.106 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 14,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit