🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291

Radius: 12.3

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.64 AU - 0.74 AU

Year: 376 Days

Day: 10.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,901,299 km

• M1: 153,637 km (0.1 R)
• M2: 669,151 km (0.101 R)
• M3: 1,066,932 km (0.052 R)
• M4: 1,794,576 km (0.086 R)
• M5: 2,329,987 km (0.065 R)
• M6: 2,859,264 km (0.061 R)
• M7: 3,303,121 km (0.119 R)
• M8: 3,715,263 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289

Radius: 13.1

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.99 AU - 1.15 AU

Year: 726 Days

Day: 11.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,901,299 km

• M1: 162,912 km (0.115 R)
• M2: 611,257 km (0.071 R)
• M3: 1,111,811 km (0.107 R)
• M4: 1,636,451 km (0.069 R)
• M5: 2,217,489 km (0.108 R)
• M6: 2,785,512 km (0.106 R)
• M7: 3,449,727 km (0.092 R)
• M8: 4,755,118 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.7

Radius: 14.3

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.47 AU - 2.37 AU

Year: 1745 Days

Day: 10.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,901,299 km

• M1: 177,872 km (0.094 R)
• M2: 784,042 km (0.065 R)
• M3: 1,258,716 km (0.107 R)
• M4: 2,175,303 km (0.112 R)
• M5: 2,697,399 km (0.104 R)
• M6: 3,745,183 km (0.112 R)
• M7: 4,687,500 km (0.063 R)
• M8: 5,137,340 km (0.103 R)
• M9: 5,710,899 km (0.078 R)
• M10: 7,069,397 km (0.104 R)
• M11: 7,869,297 km (0.111 R)
• M12: 8,477,113 km (0.095 R)
• M13: 9,214,630 km (0.043 R)
• M14: 10,134,657 km (0.093 R)
• M15: 11,341,314 km (0.092 R)
• M16: 12,317,889 km (0.083 R)
• M17: 13,349,665 km (0.067 R)
• M18: 15,119,408 km (0.076 R)
• M19: 16,399,367 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.1

Radius: 6.1

Gravity: 24.27 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.59 AU - 6.59 AU

Year: 11098 Days

Day: 21.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 68,901,299 km

• M1: 76,295 km (0.084 R)
• M2: 293,661 km (0.096 R)
• M3: 824,883 km (0.093 R)
• M4: 1,433,896 km (0.106 R)
• M5: 1,801,158 km (0.093 R)
• M6: 2,097,811 km (0.111 R)
• M7: 2,366,190 km (0.071 R)
• M8: 3,090,542 km (0.089 R)
• M9: 3,981,996 km (0.108 R)
• M10: 5,271,530 km (0.113 R)
• M11: 6,534,285 km (0.079 R)
• M12: 8,404,708 km (0.113 R)
• M13: 12,350,501 km (0.12 R)
• M14: 13,291,172 km (0.111 R)
• M15: 13,549,827 km (0.036 R)
• M16: 14,346,137 km (0.093 R)
• M17: 15,813,991 km (0.1 R)
• M18: 16,177,813 km (0.083 R)
• M19: 16,696,319 km (0.081 R)
• M20: 18,239,122 km (0.118 R)
• M21: 18,558,663 km (0.051 R)
• M22: 19,958,750 km (0.049 R)
• M23: 21,427,801 km (0.103 R)
• M24: 24,289,608 km (0.065 R)
• M25: 25,363,421 km (0.075 R)
• M26: 26,775,476 km (0.061 R)
• M27: 33,781,593 km (0.095 R)
• M28: 38,156,582 km (0.12 R)
• M29: 41,502,937 km (0.116 R)
• M30: 44,173,409 km (0.097 R)
• M31: 50,635,438 km (0.076 R)
• M32: 51,903,430 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.4

Radius: 7.9

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.33 AU - 10.67 AU

Year: 22320 Days

Day: 23 Hours

Environment

Temp: -227 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,901,299 km

• M1: 98,286 km (0.058 R)
• M2: 1,025,793 km (0.096 R)
• M3: 1,393,205 km (0.108 R)
• M4: 2,570,839 km (0.1 R)
• M5: 9,171,397 km (0.095 R)
• M6: 9,828,431 km (0.049 R)
• M7: 11,482,983 km (0.094 R)
• M8: 13,178,376 km (0.03 R)
• M9: 14,229,001 km (0.085 R)
• M10: 20,884,461 km (0.038 R)
• M11: 21,447,099 km (0.1 R)
• M12: 22,700,729 km (0.082 R)
• M13: 57,062,761 km (0.089 R)
• M14: 58,902,217 km (0.105 R)
• M15: 65,053,532 km (0.071 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 15,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit