🌌 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: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.8

Radius: 14.8

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.53 AU - 0.87 AU

Year: 391 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,475,793 km

• M1: 184,155 km (0.037 R)
• M2: 666,907 km (0.118 R)
• M3: 1,200,673 km (0.099 R)
• M4: 1,663,977 km (0.03 R)
• M5: 2,303,508 km (0.117 R)
• M6: 2,804,960 km (0.107 R)
• M7: 3,475,009 km (0.113 R)
• M8: 3,953,423 km (0.107 R)
• M9: 4,621,377 km (0.088 R)
• M10: 5,266,743 km (0.033 R)
• M11: 5,850,174 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.4

Radius: 10.8

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.25 AU - 2.39 AU

Year: 2356 Days

Day: 6.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,475,793 km

• M1: 134,488 km (0.061 R)
• M2: 512,522 km (0.1 R)
• M3: 856,597 km (0.083 R)
• M4: 1,674,599 km (0.074 R)
• M5: 2,260,873 km (0.107 R)
• M6: 3,188,978 km (0.094 R)
• M7: 8,776,159 km (0.114 R)
• M8: 10,031,734 km (0.105 R)

Asteroid Belt

Center: 4.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.8

Radius: 6.3

Gravity: 25.09 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.75 AU - 6.21 AU

Year: 9752 Days

Day: 18 Hours

Environment

Temp: -219 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 26,475,793 km

• M1: 78,838 km (0.097 R)
• M2: 349,610 km (0.069 R)
• M3: 615,745 km (0.077 R)
• M4: 1,325,587 km (0.099 R)
• M5: 1,908,719 km (0.094 R)
• M6: 2,344,797 km (0.083 R)
• M7: 4,317,544 km (0.093 R)
• M8: 4,776,810 km (0.111 R)
• M9: 6,783,216 km (0.034 R)
• M10: 7,234,553 km (0.089 R)
• M11: 9,046,333 km (0.093 R)
• M12: 9,292,272 km (0.095 R)
• M13: 9,542,549 km (0.108 R)
• M14: 10,267,650 km (0.048 R)
• M15: 13,601,887 km (0.064 R)
• M16: 13,924,869 km (0.11 R)
• M17: 14,121,141 km (0.077 R)
• M18: 14,992,848 km (0.112 R)
• M19: 15,476,947 km (0.115 R)
• M20: 18,920,690 km (0.1 R)
• M21: 23,576,325 km (0.077 R)
• M22: 27,275,133 km (0.116 R)
• M23: 31,455,196 km (0.074 R)
• M24: 31,793,437 km (0.102 R)
• M25: 33,170,485 km (0.065 R)
• M26: 36,289,601 km (0.113 R)
• M27: 36,537,335 km (0.107 R)
• M28: 38,047,526 km (0.097 R)
• M29: 41,057,584 km (0.079 R)
• M30: 43,381,737 km (0.091 R)
• M31: 43,941,083 km (0.1 R)
• M32: 46,081,530 km (0.112 R)
• M33: 47,843,194 km (0.106 R)
• M34: 48,590,286 km (0.065 R)
• M35: 48,891,277 km (0.065 R)
• M36: 53,077,474 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207

Radius: 5

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.76 AU - 8.2 AU

Year: 12297 Days

Day: 17.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 26,475,793 km

• M1: 62,233 km (0.115 R)
• M2: 438,771 km (0.032 R)
• M3: 673,340 km (0.09 R)
• M4: 1,008,439 km (0.114 R)
• M5: 1,435,541 km (0.106 R)
• M6: 2,198,490 km (0.107 R)
• M7: 2,734,799 km (0.028 R)
• M8: 3,096,078 km (0.06 R)
• M9: 4,345,669 km (0.091 R)
• M10: 4,922,817 km (0.12 R)
• M11: 5,706,261 km (0.119 R)
• M12: 6,295,378 km (0.088 R)
• M13: 7,069,247 km (0.115 R)
• M14: 8,635,687 km (0.091 R)
• M15: 10,091,274 km (0.103 R)
• M16: 10,707,019 km (0.041 R)
• M17: 10,950,415 km (0.098 R)
• M18: 12,867,810 km (0.044 R)
• M19: 14,459,681 km (0.094 R)
• M20: 20,758,799 km (0.049 R)
• M21: 21,908,309 km (0.117 R)
• M22: 22,618,001 km (0.107 R)
• M23: 22,857,956 km (0.074 R)
• M24: 24,166,489 km (0.066 R)
• M25: 28,669,834 km (0.111 R)
• M26: 31,167,370 km (0.096 R)
• M27: 31,464,471 km (0.088 R)
• M28: 31,863,598 km (0.09 R)
• M29: 35,609,529 km (0.066 R)
• M30: 36,480,039 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.7

Radius: 7.8

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.05 AU - 9.95 AU

Year: 15089 Days

Day: 24.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,475,793 km

• M1: 103,671 km (0.103 R)
• M2: 484,996 km (0.103 R)
• M3: 760,556 km (0.104 R)
• M4: 1,590,674 km (0.098 R)
• M5: 1,836,463 km (0.101 R)
• M6: 2,079,410 km (0.083 R)
• M7: 2,614,672 km (0.099 R)
• M8: 3,354,882 km (0.057 R)
• M9: 5,909,565 km (0.108 R)
• M10: 24,097,823 km (0.113 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: 205 - 16,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit