🌌 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: 550.4

Radius: 11.4

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.53 AU - 0.69 AU

Year: 318 Days

Day: 10.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,169,119 km

• M1: 141,819 km (0.07 R)
• M2: 523,144 km (0.113 R)
• M3: 897,886 km (0.099 R)
• M4: 1,600,996 km (0.116 R)
• M5: 2,140,895 km (0.077 R)
• M6: 2,809,298 km (0.117 R)
• M7: 3,600,821 km (0.103 R)
• M8: 4,007,129 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.1

Radius: 10.8

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.9 AU - 1.04 AU

Year: 637 Days

Day: 13.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,169,119 km

• M1: 136,433 km (0.119 R)
• M2: 654,790 km (0.086 R)
• M3: 1,016,518 km (0.069 R)
• M4: 1,459,178 km (0.115 R)
• M5: 1,950,756 km (0.108 R)
• M6: 2,299,170 km (0.109 R)
• M7: 2,970,116 km (0.078 R)
• M8: 3,320,624 km (0.045 R)
• M9: 3,808,463 km (0.098 R)
• M10: 4,590,111 km (0.083 R)
• M11: 4,994,475 km (0.118 R)
• M12: 6,835,576 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.6

Radius: 12.8

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.85 AU - 1.33 AU

Year: 759 Days

Day: 5.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,169,119 km

• M1: 161,416 km (0.075 R)
• M2: 617,690 km (0.109 R)
• M3: 1,017,116 km (0.036 R)
• M4: 1,474,287 km (0.065 R)
• M5: 1,873,115 km (0.117 R)
• M6: 2,420,793 km (0.032 R)
• M7: 2,835,927 km (0.117 R)
• M8: 3,245,077 km (0.066 R)
• M9: 3,679,360 km (0.067 R)
• M10: 4,429,144 km (0.115 R)
• M11: 5,862,591 km (0.058 R)
• M12: 6,446,471 km (0.114 R)
• M13: 7,324,162 km (0.058 R)
• M14: 9,234,377 km (0.03 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.1

Radius: 5

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.92 AU - 11.32 AU

Year: 21468 Days

Day: 23.5 Hours

Environment

Temp: -244 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,169,119 km

• M1: 62,233 km (0.053 R)
• M2: 330,462 km (0.092 R)
• M3: 823,387 km (0.108 R)
• M4: 996,322 km (0.08 R)
• M5: 1,238,521 km (0.114 R)
• M6: 1,493,286 km (0.032 R)
• M7: 2,435,902 km (0.109 R)
• M8: 3,043,120 km (0.034 R)
• M9: 4,333,252 km (0.118 R)
• M10: 7,613,784 km (0.042 R)
• M11: 9,518,464 km (0.088 R)
• M12: 11,203,385 km (0.095 R)
• M13: 13,021,148 km (0.107 R)
• M14: 15,026,657 km (0.041 R)
• M15: 16,959,611 km (0.037 R)
• M16: 23,075,920 km (0.119 R)
• M17: 24,763,235 km (0.086 R)
• M18: 27,817,574 km (0.098 R)
• M19: 30,913,203 km (0.084 R)
• M20: 31,214,643 km (0.073 R)
• M21: 32,543,820 km (0.111 R)
• M22: 35,864,594 km (0.1 R)
• M23: 36,756,795 km (0.099 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: 426 - 17,358 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit