🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.42 AU - 0.6 AU

Year: 128 Days

Day: 12.5 Hours

Environment

Temp: 210 °C

Axial Tilt: 9.7 °

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: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.65 AU - 1.03 AU

Year: 271 Days

Day: 12.7 Hours

Environment

Temp: 109 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.82 AU - 0.9 AU

Year: 280 Days

Day: 36.9 Hours

Environment

Temp: 107 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 115,777,949 km

• M1: 354,547 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.74 AU - 1 AU

Year: 285 Days

Day: 36.2 Hours

Environment

Temp: 153 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.17 AU - 1.17 AU

Year: 445 Days

Day: 36.4 Hours

Environment

Temp: 12 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.57 AU - 1.87 AU

Year: 793 Days

Day: 35.2 Hours

Environment

Temp: -29 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.82 AU - 2.1 AU

Year: 964 Days

Day: 33.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.3

Radius: 11.3

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.36 AU - 7.5 AU

Year: 5731 Days

Day: 15 Hours

Environment

Temp: -137 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 115,777,949 km

• M1: 143,315 km (0.035 R)
• M2: 609,312 km (0.085 R)
• M3: 1,231,340 km (0.108 R)
• M4: 2,321,609 km (0.055 R)
• M5: 3,016,342 km (0.047 R)
• M6: 5,588,228 km (0.087 R)
• M7: 7,417,661 km (0.108 R)
• M8: 8,006,777 km (0.098 R)
• M9: 8,975,872 km (0.05 R)
• M10: 9,503,055 km (0.046 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.2

Radius: 15

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 11.14 AU - 11.44 AU

Year: 13333 Days

Day: 10.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 115,777,949 km

• M1: 187,297 km (0.097 R)
• M2: 920,326 km (0.069 R)
• M3: 7,411,677 km (0.047 R)
• M4: 11,431,072 km (0.114 R)
• M5: 21,378,134 km (0.118 R)
• M6: 22,820,856 km (0.114 R)
• M7: 27,013,785 km (0.079 R)
• M8: 27,803,662 km (0.073 R)

Asteroid Belt

Center: 16.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 20.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.5

Radius: 3.6

Gravity: 67.79 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 18.96 AU - 22.48 AU

Year: 33148 Days

Day: 17.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 115,777,949 km

• M1: 46,824 km (0.085 R)
• M2: 501,302 km (0.082 R)
• M3: 1,398,441 km (0.028 R)
• M4: 1,809,985 km (0.117 R)
• M5: 2,425,430 km (0.048 R)
• M6: 2,752,152 km (0.102 R)
• M7: 3,662,156 km (0.051 R)
• M8: 4,017,600 km (0.057 R)
• M9: 5,092,312 km (0.071 R)
• M10: 5,812,476 km (0.039 R)
• M11: 8,079,781 km (0.087 R)
• M12: 9,182,317 km (0.067 R)
• M13: 10,312,230 km (0.105 R)
• M14: 13,577,503 km (0.102 R)
• M15: 17,667,808 km (0.029 R)
• M16: 19,195,052 km (0.114 R)
• M17: 23,935,061 km (0.093 R)
• M18: 33,620,925 km (0.064 R)
• M19: 34,387,614 km (0.038 R)
• M20: 35,796,526 km (0.057 R)
• M21: 36,757,094 km (0.089 R)
• M22: 37,406,798 km (0.116 R)
• M23: 38,064,131 km (0.11 R)
• M24: 44,882,204 km (0.082 R)
• M25: 47,323,940 km (0.062 R)
• M26: 56,673,508 km (0.028 R)
• M27: 58,856,889 km (0.114 R)
• M28: 60,418,092 km (0.112 R)
• M29: 65,504,569 km (0.099 R)
• M30: 68,395,548 km (0.069 R)
• M31: 71,874,596 km (0.06 R)
• M32: 76,782,154 km (0.115 R)
• M33: 102,758,329 km (0.108 R)
• M34: 111,661,347 km (0.105 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 11,709 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit