🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.3

Radius: 11

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.6 AU - 0.72 AU

Year: 370 Days

Day: 11.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,369,267 km

• M1: 136,882 km (0.111 R)
• M2: 614,997 km (0.088 R)
• M3: 1,153,848 km (0.05 R)
• M4: 2,270,297 km (0.11 R)
• M5: 2,733,153 km (0.102 R)
• M6: 3,139,760 km (0.093 R)
• M7: 3,716,909 km (0.103 R)
• M8: 4,218,211 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.4

Radius: 12.1

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.82 AU - 0.84 AU

Year: 522 Days

Day: 6.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,369,267 km

• M1: 150,495 km (0.082 R)
• M2: 630,106 km (0.07 R)
• M3: 1,037,312 km (0.083 R)
• M4: 1,797,119 km (0.059 R)
• M5: 2,175,153 km (0.084 R)
• M6: 2,702,336 km (0.107 R)
• M7: 3,191,671 km (0.078 R)
• M8: 4,578,443 km (0.12 R)
• M9: 6,391,719 km (0.078 R)
• M10: 6,850,236 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.9

Radius: 10.2

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.65 AU - 1.03 AU

Year: 531 Days

Day: 10.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 101.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,369,267 km

• M1: 126,859 km (0.072 R)
• M2: 479,461 km (0.052 R)
• M3: 1,227,301 km (0.073 R)
• M4: 1,571,376 km (0.111 R)
• M5: 2,285,706 km (0.108 R)
• M6: 2,706,973 km (0.076 R)
• M7: 4,335,945 km (0.084 R)
• M8: 4,746,441 km (0.085 R)
• M9: 5,067,179 km (0.106 R)
• M10: 5,663,476 km (0.069 R)

Asteroid Belt

Center: 1.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.6

Radius: 11.2

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.77 AU - 1.91 AU

Year: 1723 Days

Day: 12.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,369,267 km

• M1: 139,874 km (0.086 R)
• M2: 503,696 km (0.095 R)
• M3: 972,386 km (0.109 R)
• M4: 1,348,176 km (0.074 R)
• M5: 2,283,761 km (0.107 R)
• M6: 3,443,593 km (0.11 R)
• M7: 4,285,081 km (0.036 R)
• M8: 4,856,844 km (0.089 R)
• M9: 7,119,961 km (0.107 R)
• M10: 7,584,014 km (0.073 R)
• M11: 7,952,473 km (0.118 R)
• M12: 8,694,628 km (0.063 R)
• M13: 10,559,515 km (0.087 R)
• M14: 11,091,635 km (0.112 R)
• M15: 12,403,159 km (0.072 R)
• M16: 13,156,983 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.1

Radius: 13.8

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.04 AU - 2.24 AU

Year: 2161 Days

Day: 15 Hours

Environment

Temp: -201 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,369,267 km

• M1: 171,589 km (0.051 R)
• M2: 988,094 km (0.094 R)
• M3: 1,419,983 km (0.114 R)
• M4: 2,130,423 km (0.072 R)
• M5: 2,691,864 km (0.056 R)
• M6: 3,861,869 km (0.068 R)
• M7: 4,307,072 km (0.113 R)
• M8: 4,766,188 km (0.12 R)
• M9: 6,471,454 km (0.095 R)
• M10: 7,049,351 km (0.091 R)
• M11: 7,922,254 km (0.099 R)
• M12: 9,153,595 km (0.09 R)
• M13: 13,032,069 km (0.116 R)
• M14: 13,530,978 km (0.076 R)
• M15: 15,470,215 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294.2

Radius: 5.7

Gravity: 9.06 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.91 AU - 9.63 AU

Year: 17927 Days

Day: 22.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,369,267 km

• M1: 70,909 km (0.102 R)
• M2: 323,580 km (0.118 R)
• M3: 530,025 km (0.099 R)
• M4: 826,229 km (0.116 R)
• M5: 1,007,691 km (0.058 R)
• M6: 1,291,778 km (0.063 R)
• M7: 2,003,714 km (0.117 R)
• M8: 3,088,747 km (0.079 R)
• M9: 3,559,382 km (0.101 R)
• M10: 4,019,695 km (0.111 R)
• M11: 4,518,753 km (0.099 R)
• M12: 4,831,263 km (0.056 R)
• M13: 6,002,166 km (0.111 R)
• M14: 7,140,905 km (0.064 R)
• M15: 8,278,297 km (0.089 R)
• M16: 10,309,537 km (0.066 R)
• M17: 16,101,069 km (0.076 R)
• M18: 17,732,584 km (0.068 R)
• M19: 18,906,179 km (0.093 R)
• M20: 20,975,716 km (0.078 R)
• M21: 22,556,068 km (0.049 R)
• M22: 23,008,901 km (0.097 R)
• M23: 25,073,052 km (0.049 R)
• M24: 29,781,645 km (0.119 R)
• M25: 33,383,812 km (0.112 R)
• M26: 38,795,964 km (0.076 R)
• M27: 41,438,461 km (0.111 R)
• M28: 45,336,084 km (0.106 R)
• M29: 46,638,931 km (0.11 R)
• M30: 48,564,555 km (0.119 R)
• M31: 50,696,923 km (0.084 R)
• M32: 51,006,591 km (0.104 R)
• M33: 51,786,295 km (0.119 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 18,238 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit