🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.87 AU - 1.09 AU

Year: 343 Days

Day: 40.4 Hours

Environment

Temp: 119 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,374,380 km

• M1: 54,902 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.17 AU - 1.29 AU

Year: 482 Days

Day: 12.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.3 AU - 4.92 AU

Year: 2942 Days

Day: 26 Hours

Environment

Temp: -116 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.16 AU - 5.32 AU

Year: 3644 Days

Day: 34.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,374,380 km

• M1: 32,912 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.82 AU - 5.2 AU

Year: 3960 Days

Day: 32.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,374,380 km

• M1: 1,854,864 km (0.095 R)
• M2: 2,026,154 km (0.069 R)

Asteroid Belt

Center: 7.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.5

Radius: 10.2

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 8.25 AU - 10.55 AU

Year: 10176 Days

Day: 9.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,374,380 km

• M1: 126,859 km (0.062 R)
• M2: 447,597 km (0.116 R)
• M3: 1,167,163 km (0.119 R)
• M4: 1,551,031 km (0.104 R)
• M5: 2,162,736 km (0.095 R)
• M6: 2,712,060 km (0.048 R)
• M7: 4,539,248 km (0.101 R)
• M8: 5,822,948 km (0.115 R)
• M9: 6,323,203 km (0.094 R)
• M10: 6,815,978 km (0.092 R)
• M11: 7,680,803 km (0.116 R)
• M12: 8,960,314 km (0.086 R)
• M13: 9,628,119 km (0.095 R)
• M14: 10,138,696 km (0.111 R)
• M15: 11,779,336 km (0.1 R)
• M16: 14,055,767 km (0.09 R)
• M17: 14,592,225 km (0.111 R)
• M18: 16,875,687 km (0.094 R)
• M19: 18,666,224 km (0.118 R)
• M20: 21,427,950 km (0.047 R)
• M21: 27,011,092 km (0.114 R)
• M22: 28,027,311 km (0.086 R)
• M23: 31,228,705 km (0.066 R)
• M24: 33,810,615 km (0.073 R)
• M25: 34,343,632 km (0.105 R)
• M26: 36,308,750 km (0.025 R)
• M27: 37,545,924 km (0.11 R)
• M28: 38,811,073 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.4

Radius: 14.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 9.13 AU - 14.37 AU

Year: 14222 Days

Day: 11.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,374,380 km

• M1: 191,635 km (0.106 R)
• M2: 708,196 km (0.117 R)
• M3: 1,294,470 km (0.045 R)
• M4: 5,951,302 km (0.115 R)
• M5: 7,367,695 km (0.119 R)
• M6: 8,594,846 km (0.118 R)
• M7: 9,310,074 km (0.081 R)
• M8: 12,130,293 km (0.08 R)
• M9: 18,136,348 km (0.082 R)
• M10: 18,719,032 km (0.055 R)
• M11: 20,364,309 km (0.106 R)
• M12: 22,010,036 km (0.097 R)
• M13: 25,668,900 km (0.118 R)
• M14: 27,697,298 km (0.089 R)
• M15: 29,372,495 km (0.081 R)
• M16: 32,801,278 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 380.9

Radius: 7.4

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 15.29 AU - 18.83 AU

Year: 24881 Days

Day: 18.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,374,380 km

• M1: 92,152 km (0.08 R)
• M2: 447,148 km (0.105 R)
• M3: 971,489 km (0.109 R)
• M4: 1,221,467 km (0.061 R)
• M5: 1,818,661 km (0.084 R)
• M6: 2,785,213 km (0.071 R)
• M7: 4,787,880 km (0.107 R)
• M8: 5,640,887 km (0.117 R)
• M9: 6,333,675 km (0.038 R)
• M10: 6,722,779 km (0.113 R)
• M11: 7,501,136 km (0.099 R)
• M12: 11,857,576 km (0.074 R)
• M13: 12,315,794 km (0.109 R)
• M14: 16,987,586 km (0.045 R)
• M15: 21,541,196 km (0.103 R)
• M16: 22,125,226 km (0.072 R)
• M17: 25,312,259 km (0.106 R)
• M18: 25,853,504 km (0.117 R)
• M19: 27,865,895 km (0.067 R)
• M20: 29,027,821 km (0.086 R)
• M21: 33,220,002 km (0.06 R)
• M22: 35,325,592 km (0.075 R)
• M23: 38,505,894 km (0.092 R)
• M24: 42,781,251 km (0.048 R)
• M25: 44,796,484 km (0.108 R)
• M26: 45,429,133 km (0.094 R)
• M27: 46,712,234 km (0.118 R)
• M28: 47,199,475 km (0.12 R)
• M29: 54,561,934 km (0.062 R)
• M30: 70,440,252 km (0.045 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 13,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit