🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.51 AU - 0.51 AU

Year: 127 Days

Day: 35.7 Hours

Environment

Temp: 270 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,246,004 km

• M1: 64,327 km (0.072 R)
• M2: 226,042 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.92 AU - 1.04 AU

Year: 339 Days

Day: 36.6 Hours

Environment

Temp: 143 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,246,004 km

• M1: 19,597 km (0.098 R)
• M2: 417,378 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.16 AU - 1.92 AU

Year: 669 Days

Day: 26.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.52 AU - 1.56 AU

Year: 669 Days

Day: 30.1 Hours

Environment

Temp: -4 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.25 AU - 3.51 AU

Year: 2174 Days

Day: 28.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.87 AU - 5.77 AU

Year: 3702 Days

Day: 20.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.7

Radius: 4

Gravity: 31.42 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 16.38 AU - 19.62 AU

Year: 26717 Days

Day: 20.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,246,004 km

• M1: 52,509 km (0.074 R)
• M2: 725,400 km (0.092 R)
• M3: 1,761,216 km (0.099 R)
• M4: 2,552,289 km (0.113 R)
• M5: 4,029,269 km (0.105 R)
• M6: 4,162,262 km (0.078 R)
• M7: 8,253,763 km (0.084 R)
• M8: 10,018,569 km (0.099 R)
• M9: 11,613,283 km (0.106 R)
• M10: 11,951,374 km (0.077 R)
• M11: 13,296,259 km (0.103 R)
• M12: 15,215,151 km (0.034 R)
• M13: 26,440,825 km (0.055 R)
• M14: 26,907,870 km (0.118 R)
• M15: 28,708,579 km (0.067 R)
• M16: 31,492,297 km (0.088 R)
• M17: 33,219,105 km (0.066 R)
• M18: 43,936,895 km (0.106 R)
• M19: 44,921,847 km (0.063 R)
• M20: 50,603,574 km (0.118 R)
• M21: 52,967,220 km (0.044 R)
• M22: 57,133,072 km (0.068 R)
• M23: 60,699,785 km (0.078 R)
• M24: 78,113,875 km (0.092 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 18,588 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit