🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.4

Radius: 12.4

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.81 AU - 0.83 AU

Year: 504 Days

Day: 11.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 95.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 9,223,934 km

• M1: 154,235 km (0.055 R)
• M2: 634,295 km (0.05 R)
• M3: 1,103,733 km (0.102 R)
• M4: 1,741,469 km (0.111 R)
• M5: 2,479,884 km (0.115 R)
• M6: 3,163,397 km (0.118 R)
• M7: 3,648,842 km (0.088 R)
• M8: 4,336,244 km (0.096 R)
• M9: 4,937,777 km (0.119 R)
• M10: 5,363,682 km (0.095 R)
• M11: 5,831,475 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.3

Radius: 11.8

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.99 AU - 1.47 AU

Year: 925 Days

Day: 9.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 9,223,934 km

• M1: 146,905 km (0.115 R)
• M2: 536,907 km (0.101 R)
• M3: 1,184,965 km (0.094 R)
• M4: 2,229,607 km (0.083 R)
• M5: 3,841,524 km (0.098 R)
• M6: 4,764,243 km (0.087 R)
• M7: 5,767,148 km (0.113 R)
• M8: 6,744,022 km (0.048 R)
• M9: 8,266,778 km (0.06 R)
• M10: 9,278,509 km (0.075 R)
• M11: 9,799,558 km (0.051 R)
• M12: 10,309,687 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.4

Radius: 14.9

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.25 AU - 1.33 AU

Year: 994 Days

Day: 11.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 9,223,934 km

• M1: 185,352 km (0.064 R)
• M2: 656,735 km (0.114 R)
• M3: 1,813,575 km (0.065 R)
• M4: 2,331,483 km (0.101 R)
• M5: 2,810,495 km (0.114 R)
• M6: 3,446,885 km (0.084 R)
• M7: 4,193,677 km (0.101 R)
• M8: 5,080,792 km (0.08 R)
• M9: 5,954,594 km (0.059 R)
• M10: 6,948,073 km (0.118 R)
• M11: 7,978,802 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.4

Radius: 10.3

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.25 AU - 1.75 AU

Year: 1246 Days

Day: 9.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 9,223,934 km

• M1: 128,654 km (0.108 R)
• M2: 836,252 km (0.072 R)
• M3: 1,285,644 km (0.057 R)
• M4: 1,657,993 km (0.104 R)
• M5: 2,044,105 km (0.116 R)
• M6: 2,876,019 km (0.057 R)
• M7: 3,859,027 km (0.099 R)
• M8: 5,519,264 km (0.1 R)
• M9: 7,444,439 km (0.106 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: 232 - 11,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit