🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.7

Radius: 13.6

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.41 AU - 0.65 AU

Year: 271 Days

Day: 5.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 44,757,279 km

• M1: 169,195 km (0.108 R)
• M2: 976,724 km (0.118 R)
• M3: 1,871,619 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.9

Radius: 15

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.79 AU - 0.85 AU

Year: 522 Days

Day: 14.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 44,757,279 km

• M1: 186,549 km (0.105 R)
• M2: 742,305 km (0.036 R)
• M3: 1,422,975 km (0.117 R)
• M4: 2,076,867 km (0.08 R)
• M5: 2,753,498 km (0.086 R)
• M6: 3,684,446 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.3

Radius: 12.5

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.89 AU - 0.93 AU

Year: 610 Days

Day: 7.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,757,279 km

• M1: 155,731 km (0.105 R)
• M2: 558,150 km (0.107 R)
• M3: 1,323,642 km (0.04 R)
• M4: 2,158,697 km (0.12 R)
• M5: 2,785,812 km (0.117 R)
• M6: 3,531,856 km (0.083 R)
• M7: 4,520,698 km (0.064 R)
• M8: 5,134,797 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.8

Radius: 14.5

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.12 AU - 1.24 AU

Year: 901 Days

Day: 6.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,757,279 km

• M1: 180,415 km (0.119 R)
• M2: 885,769 km (0.12 R)
• M3: 1,494,333 km (0.115 R)
• M4: 2,217,040 km (0.092 R)
• M5: 3,102,211 km (0.09 R)
• M6: 4,119,776 km (0.11 R)
• M7: 8,376,733 km (0.109 R)

Asteroid Belt

Center: 2.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.7

Radius: 11.1

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.5 AU - 3.64 AU

Year: 4741 Days

Day: 12.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,757,279 km

• M1: 138,079 km (0.103 R)
• M2: 536,458 km (0.106 R)
• M3: 1,047,335 km (0.073 R)
• M4: 1,706,912 km (0.072 R)
• M5: 2,124,140 km (0.086 R)
• M6: 3,983,343 km (0.025 R)
• M7: 5,308,181 km (0.112 R)
• M8: 6,177,794 km (0.063 R)
• M9: 6,841,260 km (0.037 R)
• M10: 7,551,701 km (0.11 R)
• M11: 10,365,337 km (0.083 R)
• M12: 10,804,856 km (0.096 R)
• M13: 11,533,996 km (0.114 R)
• M14: 12,246,979 km (0.083 R)
• M15: 14,078,207 km (0.049 R)
• M16: 14,617,806 km (0.069 R)
• M17: 15,969,124 km (0.041 R)
• M18: 16,437,664 km (0.117 R)
• M19: 17,096,793 km (0.118 R)
• M20: 18,467,708 km (0.111 R)
• M21: 20,797,994 km (0.089 R)
• M22: 21,498,261 km (0.116 R)
• M23: 22,286,642 km (0.047 R)
• M24: 23,094,171 km (0.068 R)
• M25: 24,226,777 km (0.068 R)
• M26: 27,846,447 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.8

Radius: 4.9

Gravity: 24.86 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.75 AU - 6.73 AU

Year: 9667 Days

Day: 23.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 44,757,279 km

• M1: 60,886 km (0.067 R)
• M2: 276,606 km (0.119 R)
• M3: 530,474 km (0.109 R)
• M4: 742,753 km (0.029 R)
• M5: 1,021,305 km (0.114 R)
• M6: 1,185,264 km (0.115 R)
• M7: 1,498,223 km (0.106 R)
• M8: 1,652,608 km (0.12 R)
• M9: 1,864,588 km (0.101 R)
• M10: 2,060,561 km (0.112 R)
• M11: 2,343,301 km (0.077 R)
• M12: 2,591,783 km (0.109 R)
• M13: 2,857,619 km (0.103 R)
• M14: 4,731,182 km (0.112 R)
• M15: 5,004,049 km (0.078 R)
• M16: 6,237,483 km (0.117 R)
• M17: 8,251,519 km (0.114 R)
• M18: 9,428,555 km (0.096 R)
• M19: 10,610,528 km (0.102 R)
• M20: 10,868,734 km (0.097 R)
• M21: 11,613,881 km (0.102 R)
• M22: 12,054,596 km (0.064 R)
• M23: 13,205,154 km (0.102 R)
• M24: 14,744,067 km (0.051 R)
• M25: 21,271,620 km (0.108 R)
• M26: 22,014,374 km (0.095 R)
• M27: 22,859,751 km (0.094 R)
• M28: 24,256,996 km (0.041 R)
• M29: 27,220,529 km (0.115 R)
• M30: 28,391,282 km (0.113 R)
• M31: 30,106,721 km (0.11 R)
• M32: 32,104,451 km (0.107 R)
• M33: 33,081,026 km (0.028 R)
• M34: 34,300,997 km (0.107 R)
• M35: 38,020,598 km (0.12 R)
• M36: 43,825,145 km (0.066 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: 387 - 19,354 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit