🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.6

Radius: 12.6

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.5 AU - 0.54 AU

Year: 264 Days

Day: 11.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 41,781,677 km

• M1: 156,779 km (0.082 R)
• M2: 566,078 km (0.092 R)
• M3: 1,008,439 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.8

Radius: 14.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.7 AU - 0.9 AU

Year: 503 Days

Day: 10.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,781,677 km

• M1: 175,478 km (0.081 R)
• M2: 650,900 km (0.118 R)
• M3: 1,143,526 km (0.113 R)
• M4: 1,586,485 km (0.118 R)
• M5: 2,060,561 km (0.051 R)
• M6: 3,112,832 km (0.082 R)
• M7: 3,737,254 km (0.11 R)
• M8: 4,525,336 km (0.115 R)
• M9: 5,017,513 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.2

Radius: 10.5

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.85 AU - 2.77 AU

Year: 2468 Days

Day: 12.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,781,677 km

• M1: 130,599 km (0.108 R)
• M2: 509,082 km (0.118 R)
• M3: 1,121,535 km (0.083 R)
• M4: 1,948,811 km (0.113 R)
• M5: 3,907,048 km (0.104 R)
• M6: 5,175,488 km (0.085 R)
• M7: 6,188,415 km (0.096 R)
• M8: 7,626,649 km (0.057 R)
• M9: 8,247,480 km (0.057 R)
• M10: 8,635,986 km (0.118 R)
• M11: 9,070,717 km (0.104 R)
• M12: 11,627,345 km (0.114 R)
• M13: 12,450,133 km (0.097 R)
• M14: 14,304,100 km (0.048 R)
• M15: 14,818,567 km (0.082 R)
• M16: 15,152,320 km (0.085 R)
• M17: 15,491,159 km (0.11 R)
• M18: 15,934,268 km (0.089 R)
• M19: 17,261,949 km (0.109 R)

Asteroid Belt

Center: 4.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.8

Radius: 6.8

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.5 AU - 6.9 AU

Year: 9566 Days

Day: 21.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,781,677 km

• M1: 84,672 km (0.098 R)
• M2: 675,584 km (0.101 R)
• M3: 1,400,236 km (0.091 R)
• M4: 1,709,006 km (0.04 R)
• M5: 2,520,126 km (0.118 R)
• M6: 3,493,110 km (0.045 R)
• M7: 4,143,263 km (0.094 R)
• M8: 7,645,199 km (0.114 R)
• M9: 8,053,003 km (0.1 R)
• M10: 8,867,863 km (0.113 R)
• M11: 13,369,711 km (0.097 R)
• M12: 13,663,671 km (0.09 R)
• M13: 15,518,535 km (0.107 R)
• M14: 17,256,713 km (0.057 R)
• M15: 19,871,983 km (0.104 R)
• M16: 24,447,284 km (0.103 R)
• M17: 24,710,427 km (0.118 R)
• M18: 25,064,375 km (0.057 R)
• M19: 25,691,789 km (0.101 R)
• M20: 30,178,827 km (0.046 R)
• M21: 31,506,359 km (0.086 R)
• M22: 33,193,075 km (0.119 R)
• M23: 41,531,959 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 12,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit