🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.51 AU - 0.61 AU

Year: 161 Days

Day: 19.1 Hours

Environment

Temp: 179 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.54 AU - 0.84 AU

Year: 221 Days

Day: 14.7 Hours

Environment

Temp: 105 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.76 AU - 0.78 AU

Year: 260 Days

Day: 31.8 Hours

Environment

Temp: 165 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.07 AU - 1.13 AU

Year: 444 Days

Day: 43 Hours

Environment

Temp: -14 °C

Axial Tilt: 30 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 34,749,175 km

• M1: 70,161 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.57 AU - 2.39 AU

Year: 1073 Days

Day: 22.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.91 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.1

Radius: 5

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 10.4 AU - 13.28 AU

Year: 15685 Days

Day: 15.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,749,175 km

• M1: 62,233 km (0.1 R)
• M2: 262,694 km (0.081 R)
• M3: 499,806 km (0.109 R)
• M4: 848,818 km (0.092 R)
• M5: 2,368,134 km (0.114 R)
• M6: 4,123,067 km (0.095 R)
• M7: 5,173,094 km (0.098 R)
• M8: 7,553,196 km (0.11 R)
• M9: 9,597,601 km (0.111 R)
• M10: 10,819,516 km (0.111 R)
• M11: 17,479,314 km (0.116 R)
• M12: 19,873,778 km (0.077 R)
• M13: 25,910,351 km (0.116 R)
• M14: 26,797,467 km (0.108 R)
• M15: 30,256,319 km (0.061 R)
• M16: 30,451,245 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.8

Radius: 4.1

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 11.74 AU - 18.14 AU

Year: 22233 Days

Day: 20.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,749,175 km

• M1: 51,162 km (0.041 R)
• M2: 201,209 km (0.117 R)
• M3: 372,349 km (0.102 R)
• M4: 619,634 km (0.114 R)
• M5: 796,459 km (0.109 R)
• M6: 1,006,644 km (0.037 R)
• M7: 1,808,489 km (0.036 R)
• M8: 2,926,882 km (0.086 R)
• M9: 3,129,288 km (0.118 R)
• M10: 3,450,475 km (0.045 R)
• M11: 4,034,056 km (0.115 R)
• M12: 5,484,408 km (0.039 R)
• M13: 5,698,931 km (0.108 R)
• M14: 6,613,123 km (0.117 R)
• M15: 7,286,463 km (0.11 R)
• M16: 11,400,106 km (0.048 R)
• M17: 13,273,669 km (0.119 R)
• M18: 16,139,965 km (0.106 R)
• M19: 23,696,901 km (0.101 R)
• M20: 26,719,227 km (0.06 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 11,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit