🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.7

Radius: 11.7

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.49 AU - 0.73 AU

Year: 318 Days

Day: 12.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,859,060 km

• M1: 145,559 km (0.051 R)
• M2: 522,845 km (0.03 R)
• M3: 956,379 km (0.049 R)
• M4: 1,388,867 km (0.118 R)
• M5: 2,070,135 km (0.075 R)
• M6: 2,562,312 km (0.032 R)
• M7: 2,994,800 km (0.106 R)
• M8: 3,592,443 km (0.093 R)
• M9: 4,111,099 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337

Radius: 11

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.63 AU - 0.77 AU

Year: 391 Days

Day: 9.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 52,859,060 km

• M1: 136,882 km (0.075 R)
• M2: 528,978 km (0.114 R)
• M3: 1,094,458 km (0.104 R)
• M4: 1,440,029 km (0.093 R)
• M5: 1,888,374 km (0.094 R)
• M6: 3,284,720 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440

Radius: 13.1

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.71 AU - 1.71 AU

Year: 1491 Days

Day: 14.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,859,060 km

• M1: 162,912 km (0.114 R)
• M2: 720,463 km (0.075 R)
• M3: 1,235,978 km (0.111 R)
• M4: 1,889,421 km (0.113 R)
• M5: 2,435,154 km (0.108 R)
• M6: 3,355,779 km (0.115 R)
• M7: 3,864,711 km (0.027 R)
• M8: 5,019,906 km (0.085 R)
• M9: 6,302,109 km (0.113 R)
• M10: 7,558,732 km (0.042 R)
• M11: 8,438,965 km (0.09 R)
• M12: 9,297,358 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.7

Radius: 7.7

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.92 AU - 7.92 AU

Year: 10848 Days

Day: 21.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 164.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,859,060 km

• M1: 95,743 km (0.051 R)
• M2: 373,695 km (0.076 R)
• M3: 754,572 km (0.046 R)
• M4: 1,099,993 km (0.119 R)
• M5: 1,592,769 km (0.09 R)
• M6: 1,873,863 km (0.114 R)
• M7: 3,130,335 km (0.066 R)
• M8: 3,653,030 km (0.112 R)
• M9: 4,060,984 km (0.097 R)
• M10: 5,265,097 km (0.071 R)
• M11: 5,967,459 km (0.07 R)
• M12: 6,379,601 km (0.1 R)
• M13: 6,651,720 km (0.096 R)
• M14: 9,461,467 km (0.066 R)
• M15: 10,822,359 km (0.1 R)
• M16: 11,266,216 km (0.072 R)
• M17: 12,670,790 km (0.087 R)
• M18: 13,352,059 km (0.089 R)
• M19: 22,089,173 km (0.051 R)
• M20: 25,038,495 km (0.103 R)
• M21: 32,157,109 km (0.084 R)
• M22: 33,890,799 km (0.093 R)
• M23: 34,601,539 km (0.108 R)
• M24: 37,292,206 km (0.045 R)
• M25: 37,669,641 km (0.072 R)
• M26: 39,595,116 km (0.077 R)
• M27: 46,341,082 km (0.038 R)
• M28: 47,216,379 km (0.033 R)
• M29: 48,102,597 km (0.085 R)
• M30: 50,827,971 km (0.085 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 13,574 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit