🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.58 AU - 0.7 AU

Year: 185 Days

Day: 17 Hours

Environment

Temp: 143 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.85 AU - 1.13 AU

Year: 356 Days

Day: 34.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,919,794 km

• M1: 248,482 km (0.068 R)

Asteroid Belt

Center: 1.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.6 AU - 2.08 AU

Year: 903 Days

Day: 24.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.86 AU - 3.8 AU

Year: 2198 Days

Day: 22 Hours

Environment

Temp: -109 °C

Axial Tilt: 129.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,919,794 km

• M1: 210,783 km (0.105 R)
• M2: 586,872 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.09 AU - 3.73 AU

Year: 2277 Days

Day: 46.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.1

Radius: 6.6

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 14.75 AU - 15.97 AU

Year: 21771 Days

Day: 21.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 70,919,794 km

• M1: 93,199 km (0.08 R)
• M2: 568,023 km (0.108 R)
• M3: 921,672 km (0.074 R)
• M4: 1,256,622 km (0.093 R)
• M5: 2,131,770 km (0.094 R)
• M6: 2,469,113 km (0.118 R)
• M7: 3,332,293 km (0.118 R)
• M8: 3,999,798 km (0.09 R)
• M9: 4,381,871 km (0.116 R)
• M10: 5,481,715 km (0.118 R)
• M11: 6,667,128 km (0.089 R)
• M12: 8,113,590 km (0.085 R)
• M13: 8,673,834 km (0.034 R)
• M14: 9,871,066 km (0.099 R)
• M15: 11,996,702 km (0.084 R)
• M16: 13,339,343 km (0.118 R)
• M17: 14,263,858 km (0.098 R)
• M18: 14,483,168 km (0.107 R)
• M19: 17,376,391 km (0.088 R)
• M20: 19,178,896 km (0.112 R)
• M21: 21,674,936 km (0.069 R)
• M22: 24,903,857 km (0.06 R)
• M23: 25,328,715 km (0.093 R)
• M24: 26,854,015 km (0.118 R)
• M25: 27,639,104 km (0.109 R)
• M26: 28,787,268 km (0.112 R)
• M27: 30,086,376 km (0.059 R)
• M28: 30,933,249 km (0.055 R)
• M29: 37,450,032 km (0.12 R)
• M30: 37,728,134 km (0.101 R)
• M31: 42,974,083 km (0.1 R)
• M32: 48,027,648 km (0.119 R)
• M33: 50,696,774 km (0.036 R)
• M34: 52,067,838 km (0.119 R)
• M35: 52,937,151 km (0.104 R)
• M36: 54,170,287 km (0.056 R)
• M37: 55,422,570 km (0.109 R)
• M38: 64,334,714 km (0.076 R)
• M39: 68,815,918 km (0.099 R)
• M40: 70,495,603 km (0.06 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 12,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit