🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.3

Radius: 13

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.68 AU - 0.98 AU

Year: 513 Days

Day: 8.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,874,546 km

• M1: 161,865 km (0.111 R)
• M2: 572,810 km (0.076 R)
• M3: 1,014,573 km (0.088 R)
• M4: 1,902,436 km (0.038 R)
• M5: 2,665,684 km (0.073 R)
• M6: 3,096,526 km (0.075 R)
• M7: 4,240,800 km (0.111 R)
• M8: 5,004,797 km (0.089 R)
• M9: 5,947,263 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.6

Radius: 14.2

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.77 AU - 1.23 AU

Year: 678 Days

Day: 6 Hours

Environment

Temp: -179 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,874,546 km

• M1: 176,675 km (0.091 R)
• M2: 648,357 km (0.117 R)
• M3: 1,296,864 km (0.079 R)
• M4: 1,764,656 km (0.11 R)
• M5: 2,621,852 km (0.096 R)
• M6: 3,165,042 km (0.118 R)
• M7: 4,107,658 km (0.078 R)
• M8: 4,606,118 km (0.03 R)
• M9: 5,474,085 km (0.092 R)
• M10: 6,350,130 km (0.064 R)
• M11: 7,274,795 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.8

Radius: 11.6

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.78 AU - 2.82 AU

Year: 2366 Days

Day: 5.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 109.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,874,546 km

• M1: 144,811 km (0.113 R)
• M2: 558,150 km (0.107 R)
• M3: 1,222,065 km (0.115 R)
• M4: 1,656,497 km (0.048 R)
• M5: 2,017,926 km (0.088 R)
• M6: 2,703,533 km (0.088 R)
• M7: 3,101,613 km (0.095 R)
• M8: 3,799,487 km (0.091 R)
• M9: 4,538,500 km (0.083 R)
• M10: 5,932,453 km (0.083 R)
• M11: 6,900,950 km (0.096 R)
• M12: 8,001,392 km (0.04 R)
• M13: 8,861,131 km (0.063 R)
• M14: 11,205,329 km (0.06 R)
• M15: 11,658,312 km (0.084 R)
• M16: 12,320,881 km (0.117 R)
• M17: 13,893,005 km (0.108 R)
• M18: 14,638,002 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.4

Radius: 9.1

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.93 AU - 4.47 AU

Year: 4827 Days

Day: 7.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,874,546 km

• M1: 119,529 km (0.112 R)
• M2: 412,292 km (0.115 R)
• M3: 1,007,093 km (0.113 R)
• M4: 1,300,305 km (0.027 R)
• M5: 1,662,032 km (0.027 R)
• M6: 2,449,216 km (0.05 R)
• M7: 2,756,042 km (0.035 R)
• M8: 4,049,764 km (0.06 R)
• M9: 4,808,375 km (0.094 R)
• M10: 5,292,922 km (0.118 R)
• M11: 6,225,665 km (0.046 R)
• M12: 7,205,381 km (0.056 R)
• M13: 7,563,818 km (0.095 R)
• M14: 10,876,064 km (0.111 R)
• M15: 13,243,301 km (0.068 R)
• M16: 14,149,565 km (0.107 R)
• M17: 14,665,229 km (0.089 R)
• M18: 14,951,858 km (0.082 R)
• M19: 15,339,766 km (0.087 R)
• M20: 16,085,212 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.9

Radius: 7.8

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.19 AU - 11.39 AU

Year: 19205 Days

Day: 16.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,874,546 km

• M1: 96,939 km (0.094 R)
• M2: 361,279 km (0.107 R)
• M3: 627,413 km (0.08 R)
• M4: 1,208,751 km (0.09 R)
• M5: 2,402,991 km (0.039 R)
• M6: 6,169,865 km (0.107 R)
• M7: 6,730,707 km (0.042 R)
• M8: 9,099,590 km (0.113 R)
• M9: 9,542,250 km (0.051 R)
• M10: 10,772,842 km (0.111 R)
• M11: 11,585,757 km (0.108 R)
• M12: 14,943,331 km (0.099 R)
• M13: 15,637,914 km (0.11 R)
• M14: 16,353,740 km (0.036 R)
• M15: 16,597,285 km (0.077 R)
• M16: 18,898,549 km (0.085 R)
• M17: 20,078,877 km (0.054 R)
• M18: 20,640,018 km (0.055 R)
• M19: 22,386,125 km (0.097 R)
• M20: 30,603,536 km (0.098 R)
• M21: 34,042,043 km (0.106 R)
• M22: 35,378,251 km (0.099 R)
• M23: 36,472,260 km (0.105 R)
• M24: 37,027,567 km (0.093 R)
• M25: 37,871,150 km (0.057 R)
• M26: 38,583,834 km (0.062 R)
• M27: 40,183,185 km (0.089 R)
• M28: 45,726,235 km (0.091 R)
• M29: 46,860,187 km (0.073 R)
• M30: 48,512,345 km (0.068 R)
• M31: 51,758,021 km (0.108 R)
• M32: 55,693,642 km (0.068 R)
• M33: 63,152,442 km (0.11 R)
• M34: 64,356,106 km (0.076 R)
• M35: 67,849,067 km (0.093 R)
• M36: 69,961,838 km (0.077 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: 336 - 11,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit