🌌 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: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.6

Radius: 10

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.5 AU - 0.58 AU

Year: 279 Days

Day: 6.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,888,101 km

• M1: 124,465 km (0.113 R)
• M2: 531,820 km (0.062 R)
• M3: 853,306 km (0.106 R)
• M4: 1,499,419 km (0.088 R)
• M5: 1,995,336 km (0.082 R)
• M6: 2,316,373 km (0.107 R)
• M7: 2,893,073 km (0.076 R)
• M8: 3,274,847 km (0.05 R)
• M9: 4,191,284 km (0.111 R)
• M10: 4,765,141 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.5

Radius: 11.3

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.52 AU - 0.72 AU

Year: 343 Days

Day: 13.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,888,101 km

• M1: 140,472 km (0.042 R)
• M2: 567,574 km (0.11 R)
• M3: 1,077,404 km (0.099 R)
• M4: 1,428,809 km (0.062 R)
• M5: 1,838,408 km (0.092 R)
• M6: 2,279,722 km (0.069 R)
• M7: 2,632,773 km (0.108 R)
• M8: 3,227,275 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.2

Radius: 10.9

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.02 AU - 5 AU

Year: 5644 Days

Day: 10.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 93.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,888,101 km

• M1: 135,536 km (0.075 R)
• M2: 648,507 km (0.119 R)
• M3: 1,234,781 km (0.071 R)
• M4: 1,754,933 km (0.086 R)
• M5: 2,137,454 km (0.088 R)
• M6: 2,504,568 km (0.067 R)
• M7: 4,214,022 km (0.115 R)
• M8: 4,659,974 km (0.059 R)
• M9: 5,050,723 km (0.115 R)
• M10: 5,524,201 km (0.106 R)
• M11: 6,492,099 km (0.099 R)
• M12: 8,111,197 km (0.115 R)
• M13: 12,818,443 km (0.083 R)
• M14: 13,985,905 km (0.106 R)
• M15: 14,332,224 km (0.106 R)
• M16: 15,102,055 km (0.114 R)
• M17: 16,150,137 km (0.059 R)
• M18: 16,531,462 km (0.102 R)
• M19: 17,114,744 km (0.109 R)
• M20: 18,598,157 km (0.071 R)
• M21: 19,946,782 km (0.116 R)
• M22: 21,132,195 km (0.117 R)
• M23: 24,801,681 km (0.111 R)
• M24: 26,084,633 km (0.116 R)
• M25: 26,786,696 km (0.114 R)
• M26: 27,591,532 km (0.056 R)
• M27: 31,661,043 km (0.063 R)
• M28: 33,170,037 km (0.034 R)
• M29: 34,516,118 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98

Radius: 12.8

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.92 AU - 5.22 AU

Year: 6867 Days

Day: 11.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,888,101 km

• M1: 160,219 km (0.086 R)
• M2: 764,146 km (0.085 R)
• M3: 1,613,712 km (0.046 R)
• M4: 2,067,742 km (0.086 R)
• M5: 2,492,450 km (0.106 R)
• M6: 4,445,151 km (0.113 R)
• M7: 4,998,663 km (0.098 R)
• M8: 6,164,629 km (0.118 R)
• M9: 6,854,724 km (0.116 R)
• M10: 9,168,255 km (0.09 R)
• M11: 11,265,767 km (0.044 R)
• M12: 12,469,581 km (0.115 R)
• M13: 17,122,523 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.1

Radius: 3

Gravity: 33.01 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.69 AU - 9.75 AU

Year: 18100 Days

Day: 24.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,888,101 km

• M1: 37,399 km (0.108 R)
• M2: 279,150 km (0.063 R)
• M3: 461,659 km (0.101 R)
• M4: 618,587 km (0.052 R)
• M5: 1,005,746 km (0.089 R)
• M6: 1,181,823 km (0.111 R)
• M7: 1,283,849 km (0.088 R)
• M8: 1,550,283 km (0.104 R)
• M9: 2,007,903 km (0.056 R)
• M10: 2,210,309 km (0.104 R)
• M11: 2,426,178 km (0.086 R)
• M12: 2,613,176 km (0.083 R)
• M13: 2,809,448 km (0.105 R)
• M14: 3,330,946 km (0.111 R)
• M15: 3,830,753 km (0.073 R)
• M16: 5,521,807 km (0.111 R)
• M17: 6,067,540 km (0.072 R)
• M18: 8,802,638 km (0.076 R)
• M19: 10,274,831 km (0.096 R)
• M20: 11,611,039 km (0.108 R)
• M21: 12,933,634 km (0.025 R)
• M22: 13,566,732 km (0.063 R)
• M23: 15,519,134 km (0.091 R)
• M24: 16,161,208 km (0.047 R)
• M25: 16,895,135 km (0.025 R)
• M26: 19,886,793 km (0.099 R)
• M27: 20,137,070 km (0.119 R)
• M28: 24,430,828 km (0.095 R)
• M29: 25,104,019 km (0.082 R)
• M30: 30,165,513 km (0.047 R)
• M31: 33,225,238 km (0.099 R)
• M32: 42,934,738 km (0.064 R)
• M33: 43,492,439 km (0.08 R)
• M34: 44,480,084 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 18,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit