🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.48 AU - 0.62 AU

Year: 155 Days

Day: 13.4 Hours

Environment

Temp: 183 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.49 AU - 0.73 AU

Year: 181 Days

Day: 25.6 Hours

Environment

Temp: 140 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.61 AU - 0.73 AU

Year: 209 Days

Day: 32.7 Hours

Environment

Temp: 114 °C

Axial Tilt: 128.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.84 AU - 1.12 AU

Year: 369 Days

Day: 42.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 64,003,662 km

• M1: 47,871 km (0.097 R)
• M2: 515,963 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.58 AU - 3.08 AU

Year: 1813 Days

Day: 18.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,003,662 km

• M1: 871,408 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.88 AU - 3.72 AU

Year: 2283 Days

Day: 46.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,003,662 km

• M1: 46,974 km (0.114 R)

Asteroid Belt

Center: 7.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.5

Radius: 5.1

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 10.61 AU - 13.99 AU

Year: 16427 Days

Day: 18.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,003,662 km

• M1: 111,450 km (0.073 R)
• M2: 312,660 km (0.087 R)
• M3: 540,198 km (0.073 R)
• M4: 971,489 km (0.036 R)
• M5: 1,274,873 km (0.077 R)
• M6: 4,352,849 km (0.097 R)
• M7: 6,120,049 km (0.083 R)
• M8: 7,700,550 km (0.116 R)
• M9: 8,249,724 km (0.116 R)
• M10: 10,205,567 km (0.044 R)
• M11: 15,604,554 km (0.085 R)
• M12: 16,013,554 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.2

Radius: 5.4

Gravity: 17.39 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 12.99 AU - 13.09 AU

Year: 17931 Days

Day: 18.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,003,662 km

• M1: 67,169 km (0.057 R)
• M2: 250,277 km (0.084 R)
• M3: 1,018,911 km (0.086 R)
• M4: 1,578,557 km (0.113 R)
• M5: 2,692,612 km (0.035 R)
• M6: 5,186,109 km (0.087 R)
• M7: 6,050,187 km (0.08 R)
• M8: 6,495,689 km (0.067 R)
• M9: 6,833,182 km (0.045 R)
• M10: 7,497,546 km (0.119 R)
• M11: 8,011,415 km (0.071 R)
• M12: 10,646,731 km (0.108 R)
• M13: 10,879,655 km (0.108 R)
• M14: 11,235,398 km (0.115 R)
• M15: 13,877,446 km (0.089 R)
• M16: 21,809,874 km (0.079 R)
• M17: 23,437,648 km (0.116 R)
• M18: 40,169,571 km (0.075 R)
• M19: 44,234,894 km (0.032 R)
• M20: 56,105,485 km (0.104 R)
• M21: 62,104,658 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 11,353 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit