🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.54 AU - 0.66 AU

Year: 300 Days

Day: 21.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.8

Radius: 11.4

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.76 AU - 0.82 AU

Year: 453 Days

Day: 10.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,328,649 km

• M1: 142,716 km (0.099 R)
• M2: 531,222 km (0.105 R)
• M3: 902,524 km (0.077 R)
• M4: 1,292,675 km (0.09 R)
• M5: 2,193,554 km (0.069 R)
• M6: 2,567,997 km (0.079 R)
• M7: 3,176,561 km (0.075 R)
• M8: 3,583,916 km (0.074 R)
• M9: 4,288,971 km (0.047 R)
• M10: 5,851,970 km (0.093 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.5

Radius: 6.9

Gravity: 17.72 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.52 AU - 9.7 AU

Year: 17754 Days

Day: 21.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,328,649 km

• M1: 87,814 km (0.046 R)
• M2: 455,526 km (0.1 R)
• M3: 865,274 km (0.103 R)
• M4: 1,261,409 km (0.09 R)
• M5: 1,737,579 km (0.109 R)
• M6: 4,549,122 km (0.117 R)
• M7: 4,973,980 km (0.086 R)
• M8: 6,627,335 km (0.089 R)
• M9: 7,080,318 km (0.07 R)
• M10: 8,407,101 km (0.084 R)
• M11: 8,669,795 km (0.088 R)
• M12: 9,046,931 km (0.038 R)
• M13: 10,244,013 km (0.117 R)
• M14: 12,132,387 km (0.117 R)
• M15: 14,241,418 km (0.103 R)
• M16: 18,367,627 km (0.116 R)
• M17: 23,123,792 km (0.094 R)
• M18: 26,004,897 km (0.078 R)
• M19: 28,997,154 km (0.114 R)
• M20: 32,211,264 km (0.069 R)
• M21: 33,639,924 km (0.096 R)
• M22: 34,169,650 km (0.11 R)
• M23: 38,178,424 km (0.073 R)
• M24: 39,337,059 km (0.079 R)
• M25: 45,645,003 km (0.061 R)
• M26: 45,968,883 km (0.091 R)
• M27: 48,279,122 km (0.068 R)
• M28: 50,665,657 km (0.048 R)
• M29: 53,129,684 km (0.113 R)
• M30: 59,251,528 km (0.075 R)
• M31: 59,637,042 km (0.099 R)
• M32: 62,581,277 km (0.107 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 12,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit