🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.9

Radius: 11.3

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.96 AU - 1.08 AU

Year: 676 Days

Day: 6.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,125,207 km

• M1: 140,772 km (0.049 R)
• M2: 525,238 km (0.107 R)
• M3: 883,076 km (0.075 R)
• M4: 1,276,070 km (0.117 R)
• M5: 1,680,134 km (0.117 R)
• M6: 2,199,537 km (0.109 R)
• M7: 2,931,370 km (0.07 R)
• M8: 3,761,190 km (0.08 R)
• M9: 4,223,746 km (0.053 R)
• M10: 5,103,232 km (0.093 R)
• M11: 6,060,659 km (0.074 R)
• M12: 7,775,050 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.3

Radius: 10.8

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.28 AU - 1.58 AU

Year: 1122 Days

Day: 12.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,125,207 km

• M1: 134,339 km (0.056 R)
• M2: 683,363 km (0.103 R)
• M3: 1,047,035 km (0.045 R)
• M4: 1,612,815 km (0.085 R)
• M5: 2,385,787 km (0.061 R)
• M6: 3,059,725 km (0.062 R)
• M7: 3,618,025 km (0.118 R)
• M8: 4,191,134 km (0.102 R)
• M9: 4,842,932 km (0.118 R)
• M10: 6,280,418 km (0.091 R)
• M11: 7,798,537 km (0.114 R)
• M12: 8,813,559 km (0.086 R)
• M13: 9,608,372 km (0.093 R)
• M14: 10,386,281 km (0.102 R)
• M15: 11,306,906 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.6

Radius: 9.3

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.47 AU - 1.73 AU

Year: 1328 Days

Day: 13 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,125,207 km

• M1: 115,789 km (0.079 R)
• M2: 501,751 km (0.061 R)
• M3: 1,098,946 km (0.099 R)
• M4: 1,439,730 km (0.081 R)
• M5: 2,292,587 km (0.098 R)
• M6: 3,725,585 km (0.093 R)
• M7: 4,878,387 km (0.08 R)
• M8: 5,613,660 km (0.106 R)
• M9: 5,927,666 km (0.113 R)
• M10: 7,651,333 km (0.095 R)
• M11: 7,954,268 km (0.105 R)
• M12: 8,380,174 km (0.068 R)
• M13: 8,731,729 km (0.103 R)
• M14: 9,814,069 km (0.027 R)
• M15: 11,227,919 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773

Radius: 12.6

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.57 AU - 2.39 AU

Year: 1828 Days

Day: 10.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,125,207 km

• M1: 156,779 km (0.073 R)
• M2: 608,265 km (0.039 R)
• M3: 1,108,071 km (0.052 R)
• M4: 1,726,060 km (0.08 R)
• M5: 3,057,780 km (0.06 R)
• M6: 4,079,684 km (0.052 R)
• M7: 4,922,069 km (0.084 R)
• M8: 5,925,422 km (0.058 R)
• M9: 6,348,036 km (0.107 R)
• M10: 7,536,292 km (0.086 R)
• M11: 8,063,325 km (0.061 R)
• M12: 8,489,978 km (0.055 R)
• M13: 10,244,462 km (0.087 R)
• M14: 12,671,388 km (0.115 R)
• M15: 13,417,882 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.7

Radius: 4.2

Gravity: 41.31 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.47 AU - 7.89 AU

Year: 13962 Days

Day: 16.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,125,207 km

• M1: 108,010 km (0.046 R)
• M2: 804,986 km (0.1 R)
• M3: 1,254,378 km (0.063 R)
• M4: 1,526,347 km (0.116 R)
• M5: 1,785,002 km (0.095 R)
• M6: 2,410,470 km (0.059 R)
• M7: 2,738,688 km (0.097 R)
• M8: 3,120,761 km (0.071 R)
• M9: 3,324,663 km (0.076 R)
• M10: 3,844,815 km (0.096 R)
• M11: 4,292,262 km (0.12 R)
• M12: 5,506,997 km (0.106 R)
• M13: 6,153,260 km (0.103 R)
• M14: 7,640,711 km (0.103 R)
• M15: 10,268,847 km (0.044 R)
• M16: 11,009,057 km (0.085 R)
• M17: 13,711,094 km (0.091 R)
• M18: 20,910,641 km (0.064 R)
• M19: 24,104,705 km (0.115 R)
• M20: 28,701,399 km (0.116 R)
• M21: 30,278,011 km (0.057 R)
• M22: 32,749,966 km (0.034 R)
• M23: 33,480,153 km (0.049 R)
• M24: 37,957,169 km (0.104 R)
• M25: 38,090,610 km (0.071 R)
• M26: 54,763,891 km (0.064 R)
• M27: 55,276,264 km (0.095 R)
• M28: 60,032,429 km (0.111 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: 375 - 13,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit