🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.9

Radius: 10

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.65 AU - 0.81 AU

Year: 423 Days

Day: 11 Hours

Environment

Temp: -158 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,844,733 km

• M1: 124,316 km (0.067 R)
• M2: 664,215 km (0.048 R)
• M3: 992,881 km (0.108 R)
• M4: 1,364,931 km (0.115 R)
• M5: 1,675,945 km (0.108 R)
• M6: 2,255,637 km (0.113 R)
• M7: 2,807,503 km (0.102 R)
• M8: 3,640,015 km (0.059 R)
• M9: 3,995,161 km (0.112 R)
• M10: 4,849,963 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.2

Radius: 10.1

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.07 AU - 1.13 AU

Year: 782 Days

Day: 12.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,844,733 km

• M1: 125,662 km (0.084 R)
• M2: 507,735 km (0.104 R)
• M3: 899,382 km (0.087 R)
• M4: 1,250,189 km (0.113 R)
• M5: 1,773,483 km (0.038 R)
• M6: 2,179,791 km (0.058 R)
• M7: 2,618,561 km (0.032 R)
• M8: 2,953,960 km (0.085 R)
• M9: 3,434,468 km (0.05 R)
• M10: 3,953,423 km (0.097 R)
• M11: 4,314,103 km (0.044 R)
• M12: 4,682,114 km (0.07 R)
• M13: 5,102,035 km (0.119 R)
• M14: 5,481,864 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223

Radius: 14.4

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.07 AU - 1.19 AU

Year: 815 Days

Day: 14.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,844,733 km

• M1: 179,069 km (0.095 R)
• M2: 674,387 km (0.05 R)
• M3: 1,453,044 km (0.077 R)
• M4: 2,113,369 km (0.085 R)
• M5: 2,779,229 km (0.107 R)
• M6: 3,497,149 km (0.091 R)
• M7: 4,911,148 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.3

Radius: 13.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.19 AU - 1.43 AU

Year: 1017 Days

Day: 6.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,844,733 km

• M1: 167,849 km (0.087 R)
• M2: 724,502 km (0.029 R)
• M3: 1,297,911 km (0.086 R)
• M4: 2,003,265 km (0.068 R)
• M5: 2,697,399 km (0.12 R)
• M6: 3,228,023 km (0.081 R)
• M7: 3,950,431 km (0.087 R)
• M8: 4,725,647 km (0.095 R)
• M9: 5,159,481 km (0.114 R)
• M10: 6,003,961 km (0.05 R)
• M11: 6,690,765 km (0.033 R)
• M12: 7,843,566 km (0.083 R)
• M13: 9,458,924 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222

Radius: 11.7

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.4 AU - 2.08 AU

Year: 1557 Days

Day: 11.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,844,733 km

• M1: 145,559 km (0.073 R)
• M2: 728,093 km (0.088 R)
• M3: 1,672,654 km (0.087 R)
• M4: 2,458,192 km (0.119 R)
• M5: 2,879,909 km (0.088 R)
• M6: 3,447,184 km (0.062 R)
• M7: 4,040,638 km (0.096 R)
• M8: 4,445,600 km (0.111 R)
• M9: 5,113,255 km (0.117 R)
• M10: 6,626,886 km (0.091 R)
• M11: 7,169,328 km (0.028 R)
• M12: 7,595,383 km (0.073 R)
• M13: 8,603,074 km (0.073 R)
• M14: 9,249,188 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.7

Radius: 4.1

Gravity: 24.37 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.26 AU - 7.2 AU

Year: 10547 Days

Day: 23.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 41,844,733 km

• M1: 51,013 km (0.066 R)
• M2: 183,706 km (0.062 R)
• M3: 416,331 km (0.067 R)
• M4: 559,496 km (0.1 R)
• M5: 696,228 km (0.112 R)
• M6: 958,623 km (0.087 R)
• M7: 1,283,999 km (0.103 R)
• M8: 1,446,312 km (0.073 R)
• M9: 2,326,247 km (0.108 R)
• M10: 2,847,895 km (0.056 R)
• M11: 3,659,912 km (0.08 R)
• M12: 4,473,724 km (0.108 R)
• M13: 4,644,266 km (0.111 R)
• M14: 4,998,214 km (0.079 R)
• M15: 6,064,249 km (0.114 R)
• M16: 6,668,624 km (0.058 R)
• M17: 7,351,389 km (0.113 R)
• M18: 8,079,631 km (0.113 R)
• M19: 8,461,106 km (0.086 R)
• M20: 9,915,496 km (0.114 R)
• M21: 12,231,122 km (0.08 R)
• M22: 16,443,499 km (0.066 R)
• M23: 17,612,307 km (0.036 R)
• M24: 22,675,746 km (0.088 R)
• M25: 24,822,326 km (0.076 R)
• M26: 27,100,552 km (0.078 R)
• M27: 27,953,709 km (0.095 R)
• M28: 31,649,524 km (0.099 R)
• M29: 36,796,738 km (0.043 R)
• M30: 40,480,585 km (0.1 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 17,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit