🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.5

Radius: 9.5

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.53 AU - 0.53 AU

Year: 262 Days

Day: 5.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 50,332,032 km

• M1: 118,182 km (0.077 R)
• M2: 429,196 km (0.097 R)
• M3: 790,475 km (0.081 R)
• M4: 1,172,399 km (0.068 R)
• M5: 1,754,334 km (0.032 R)
• M6: 2,233,347 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.3

Radius: 11.7

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.73 AU - 1.01 AU

Year: 550 Days

Day: 5.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,332,032 km

• M1: 145,559 km (0.099 R)
• M2: 597,344 km (0.071 R)
• M3: 1,022,352 km (0.117 R)
• M4: 1,578,108 km (0.11 R)
• M5: 2,045,452 km (0.095 R)
• M6: 3,150,681 km (0.087 R)
• M7: 3,578,381 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.5

Radius: 9.7

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.92 AU - 1.06 AU

Year: 668 Days

Day: 7.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 50,332,032 km

• M1: 121,324 km (0.12 R)
• M2: 475,123 km (0.034 R)
• M3: 1,045,540 km (0.052 R)
• M4: 1,667,867 km (0.117 R)
• M5: 2,480,034 km (0.116 R)
• M6: 2,883,948 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.1

Radius: 12.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.25 AU - 1.97 AU

Year: 1386 Days

Day: 12 Hours

Environment

Temp: -189 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,332,032 km

• M1: 154,235 km (0.106 R)
• M2: 564,882 km (0.096 R)
• M3: 963,709 km (0.052 R)
• M4: 1,391,111 km (0.083 R)
• M5: 1,783,655 km (0.043 R)
• M6: 2,624,994 km (0.106 R)
• M7: 4,469,984 km (0.064 R)
• M8: 5,264,349 km (0.073 R)
• M9: 5,759,219 km (0.089 R)
• M10: 6,262,466 km (0.07 R)
• M11: 6,987,268 km (0.116 R)
• M12: 9,411,352 km (0.087 R)
• M13: 10,205,268 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.9

Radius: 10.7

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.17 AU - 2.59 AU

Year: 2490 Days

Day: 6.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,332,032 km

• M1: 133,142 km (0.087 R)
• M2: 531,372 km (0.116 R)
• M3: 874,100 km (0.085 R)
• M4: 1,277,117 km (0.057 R)
• M5: 1,688,661 km (0.115 R)
• M6: 2,289,745 km (0.092 R)
• M7: 2,712,658 km (0.092 R)
• M8: 3,075,583 km (0.071 R)
• M9: 3,453,916 km (0.092 R)
• M10: 4,528,328 km (0.093 R)
• M11: 4,954,083 km (0.055 R)
• M12: 5,788,241 km (0.091 R)
• M13: 6,821,962 km (0.084 R)
• M14: 7,211,515 km (0.063 R)
• M15: 7,674,820 km (0.076 R)
• M16: 8,565,376 km (0.096 R)
• M17: 9,557,808 km (0.095 R)
• M18: 10,010,940 km (0.053 R)
• M19: 10,369,227 km (0.092 R)
• M20: 11,341,164 km (0.113 R)
• M21: 13,639,287 km (0.057 R)
• M22: 14,124,881 km (0.07 R)
• M23: 15,271,100 km (0.096 R)
• M24: 15,988,123 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.8

Radius: 7.7

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.18 AU - 8.62 AU

Year: 12293 Days

Day: 18.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,332,032 km

• M1: 100,081 km (0.045 R)
• M2: 351,405 km (0.079 R)
• M3: 807,679 km (0.066 R)
• M4: 1,095,655 km (0.085 R)
• M5: 1,479,373 km (0.078 R)
• M6: 2,305,453 km (0.112 R)
• M7: 3,408,288 km (0.118 R)
• M8: 3,660,361 km (0.098 R)
• M9: 4,673,587 km (0.106 R)
• M10: 5,378,343 km (0.111 R)
• M11: 7,241,135 km (0.094 R)
• M12: 8,138,723 km (0.111 R)
• M13: 9,897,395 km (0.116 R)
• M14: 10,360,849 km (0.11 R)
• M15: 11,498,392 km (0.085 R)
• M16: 16,171,979 km (0.115 R)
• M17: 17,773,723 km (0.108 R)
• M18: 20,618,177 km (0.115 R)
• M19: 21,544,487 km (0.057 R)
• M20: 21,888,113 km (0.11 R)
• M21: 22,322,845 km (0.103 R)
• M22: 23,843,956 km (0.051 R)
• M23: 24,304,119 km (0.056 R)
• M24: 26,793,427 km (0.097 R)
• M25: 27,491,601 km (0.045 R)
• M26: 29,553,059 km (0.027 R)
• M27: 34,097,543 km (0.086 R)
• M28: 37,455,268 km (0.115 R)
• M29: 38,579,795 km (0.1 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 10,829 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit