🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.62 AU - 0.68 AU

Year: 344 Days

Day: 26.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,716,772 km

• M1: 73,004 km (0.093 R)
• M2: 870,360 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.6

Radius: 11.2

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.85 AU - 0.89 AU

Year: 532 Days

Day: 8.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,716,772 km

• M1: 139,425 km (0.099 R)
• M2: 520,601 km (0.03 R)
• M3: 932,444 km (0.047 R)
• M4: 1,307,037 km (0.096 R)
• M5: 1,946,119 km (0.064 R)
• M6: 2,338,364 km (0.109 R)
• M7: 3,609,797 km (0.057 R)
• M8: 4,094,793 km (0.046 R)
• M9: 4,715,175 km (0.108 R)
• M10: 5,179,228 km (0.115 R)
• M11: 5,851,670 km (0.118 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230

Radius: 3

Gravity: 25.56 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.41 AU - 9.57 AU

Year: 17683 Days

Day: 21 Hours

Environment

Temp: -218 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,716,772 km

• M1: 48,919 km (0.089 R)
• M2: 149,299 km (0.106 R)
• M3: 360,830 km (0.09 R)
• M4: 481,705 km (0.102 R)
• M5: 788,830 km (0.11 R)
• M6: 2,327,444 km (0.11 R)
• M7: 2,902,797 km (0.098 R)
• M8: 5,027,087 km (0.069 R)
• M9: 5,420,828 km (0.036 R)
• M10: 7,162,148 km (0.118 R)
• M11: 7,617,673 km (0.102 R)
• M12: 8,817,298 km (0.057 R)
• M13: 9,733,137 km (0.097 R)
• M14: 12,325,817 km (0.051 R)
• M15: 12,679,018 km (0.025 R)
• M16: 12,918,375 km (0.108 R)
• M17: 14,353,018 km (0.104 R)
• M18: 14,743,917 km (0.044 R)
• M19: 16,238,400 km (0.118 R)
• M20: 16,449,782 km (0.117 R)
• M21: 20,821,331 km (0.066 R)
• M22: 22,002,406 km (0.047 R)
• M23: 25,054,801 km (0.086 R)
• M24: 28,479,545 km (0.079 R)
• M25: 40,083,852 km (0.076 R)
• M26: 45,017,590 km (0.092 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 17,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit