🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.6 AU - 0.78 AU

Year: 201 Days

Day: 25.3 Hours

Environment

Temp: 228 °C

Axial Tilt: 42.8 °

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: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.78 AU - 0.9 AU

Year: 271 Days

Day: 22.8 Hours

Environment

Temp: 120 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.03 AU - 1.39 AU

Year: 468 Days

Day: 25.4 Hours

Environment

Temp: 13 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,275,548 km

• M1: 27,825 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.36 AU - 1.38 AU

Year: 564 Days

Day: 21 Hours

Environment

Temp: 8 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.73 AU - 2.51 AU

Year: 1085 Days

Day: 47.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,275,548 km

• M1: 83,176 km (0.108 R)
• M2: 784,192 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.9 AU - 2.58 AU

Year: 1178 Days

Day: 23.9 Hours

Environment

Temp: -56 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.7

Radius: 12.6

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 7.98 AU - 8.64 AU

Year: 8419 Days

Day: 9.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,275,548 km

• M1: 157,377 km (0.119 R)
• M2: 564,283 km (0.116 R)
• M3: 981,661 km (0.083 R)
• M4: 1,544,149 km (0.095 R)
• M5: 2,014,934 km (0.097 R)
• M6: 2,598,814 km (0.104 R)
• M7: 3,831,052 km (0.056 R)
• M8: 5,306,536 km (0.083 R)
• M9: 6,048,092 km (0.117 R)
• M10: 7,849,101 km (0.095 R)
• M11: 9,096,448 km (0.078 R)
• M12: 10,381,793 km (0.03 R)
• M13: 10,882,348 km (0.115 R)
• M14: 12,481,549 km (0.082 R)
• M15: 13,577,652 km (0.025 R)
• M16: 17,825,783 km (0.108 R)
• M17: 21,836,053 km (0.089 R)
• M18: 22,811,132 km (0.056 R)
• M19: 25,090,704 km (0.093 R)
• M20: 27,260,023 km (0.055 R)
• M21: 31,683,782 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.5

Radius: 11.1

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.38 AU - 10.8 AU

Year: 9632 Days

Day: 6.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,275,548 km

• M1: 139,126 km (0.108 R)
• M2: 619,784 km (0.116 R)
• M3: 1,131,110 km (0.081 R)
• M4: 1,763,908 km (0.105 R)
• M5: 2,379,354 km (0.046 R)
• M6: 3,093,086 km (0.096 R)
• M7: 5,028,583 km (0.12 R)
• M8: 5,980,324 km (0.036 R)
• M9: 6,499,279 km (0.111 R)
• M10: 7,929,435 km (0.043 R)
• M11: 8,556,549 km (0.093 R)
• M12: 12,458,511 km (0.104 R)
• M13: 12,824,876 km (0.103 R)
• M14: 16,144,602 km (0.083 R)
• M15: 17,024,387 km (0.054 R)
• M16: 18,403,530 km (0.1 R)
• M17: 20,501,042 km (0.066 R)
• M18: 25,165,803 km (0.101 R)
• M19: 25,836,899 km (0.076 R)
• M20: 28,732,066 km (0.094 R)
• M21: 29,929,597 km (0.073 R)
• M22: 31,836,820 km (0.08 R)
• M23: 33,621,224 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.4

Radius: 7.3

Gravity: 12.49 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 13.58 AU - 22.26 AU

Year: 26662 Days

Day: 16.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,275,548 km

• M1: 90,806 km (0.092 R)
• M2: 696,677 km (0.118 R)
• M3: 1,806,993 km (0.094 R)
• M4: 2,314,728 km (0.083 R)
• M5: 3,518,841 km (0.069 R)
• M6: 8,072,002 km (0.108 R)
• M7: 9,863,287 km (0.114 R)
• M8: 15,344,553 km (0.09 R)
• M9: 23,994,302 km (0.091 R)
• M10: 26,665,072 km (0.084 R)
• M11: 28,384,401 km (0.099 R)
• M12: 30,307,033 km (0.061 R)
• M13: 33,003,385 km (0.089 R)
• M14: 36,149,577 km (0.078 R)
• M15: 37,795,154 km (0.102 R)
• M16: 38,867,920 km (0.1 R)
• M17: 41,882,018 km (0.114 R)
• M18: 51,853,016 km (0.062 R)
• M19: 53,176,957 km (0.11 R)
• M20: 61,597,222 km (0.084 R)
• M21: 75,104,564 km (0.107 R)
• M22: 78,270,354 km (0.079 R)
• M23: 86,703,784 km (0.078 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 17,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit