🌌 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 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.3

Radius: 8.1

Gravity: 13.43 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.47 AU - 0.71 AU

Year: 319 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,741,271 km

• M1: 100,679 km (0.12 R)
• M2: 378,183 km (0.095 R)
• M3: 637,586 km (0.053 R)
• M4: 974,331 km (0.108 R)
• M5: 1,244,205 km (0.096 R)
• M6: 1,639,144 km (0.074 R)
• M7: 2,091,378 km (0.082 R)
• M8: 2,374,118 km (0.078 R)
• M9: 2,643,694 km (0.08 R)
• M10: 2,996,296 km (0.119 R)
• M11: 3,334,836 km (0.051 R)
• M12: 3,747,427 km (0.107 R)
• M13: 4,114,839 km (0.097 R)
• M14: 4,395,634 km (0.087 R)
• M15: 5,177,433 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.5

Radius: 8.2

Gravity: 11.68 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.78 AU - 0.84 AU

Year: 512 Days

Day: 14 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,741,271 km

• M1: 102,026 km (0.099 R)
• M2: 522,246 km (0.116 R)
• M3: 870,360 km (0.081 R)
• M4: 1,175,839 km (0.073 R)
• M5: 1,502,561 km (0.119 R)
• M6: 1,889,720 km (0.065 R)
• M7: 2,461,184 km (0.111 R)
• M8: 2,733,153 km (0.036 R)
• M9: 3,215,307 km (0.061 R)
• M10: 3,646,299 km (0.092 R)
• M11: 4,592,804 km (0.093 R)
• M12: 4,877,339 km (0.103 R)
• M13: 5,190,448 km (0.106 R)
• M14: 5,605,133 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.8

Radius: 9.9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.49 AU - 5.73 AU

Year: 8120 Days

Day: 14.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,741,271 km

• M1: 130,150 km (0.116 R)
• M2: 483,351 km (0.061 R)
• M3: 799,152 km (0.064 R)
• M4: 1,113,307 km (0.09 R)
• M5: 1,682,976 km (0.069 R)
• M6: 2,153,611 km (0.119 R)
• M7: 2,487,065 km (0.046 R)
• M8: 3,101,014 km (0.05 R)
• M9: 8,195,420 km (0.084 R)
• M10: 8,697,471 km (0.085 R)
• M11: 10,640,149 km (0.102 R)
• M12: 12,958,916 km (0.118 R)
• M13: 13,587,526 km (0.111 R)
• M14: 14,291,234 km (0.102 R)
• M15: 15,421,147 km (0.048 R)
• M16: 18,050,629 km (0.107 R)
• M17: 20,261,236 km (0.096 R)
• M18: 21,831,715 km (0.069 R)
• M19: 25,536,955 km (0.115 R)
• M20: 26,027,786 km (0.069 R)
• M21: 28,752,412 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.2

Radius: 8

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.15 AU - 8.05 AU

Year: 11919 Days

Day: 20.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,741,271 km

• M1: 100,530 km (0.083 R)
• M2: 739,761 km (0.071 R)
• M3: 1,330,523 km (0.085 R)
• M4: 3,124,352 km (0.094 R)
• M5: 3,570,004 km (0.07 R)
• M6: 5,023,347 km (0.092 R)
• M7: 7,008,810 km (0.098 R)
• M8: 7,735,556 km (0.11 R)
• M9: 9,859,547 km (0.117 R)
• M10: 10,263,012 km (0.041 R)
• M11: 17,453,584 km (0.059 R)
• M12: 24,542,727 km (0.056 R)
• M13: 29,956,674 km (0.116 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 12,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit