🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.2

Radius: 10.8

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.59 AU - 0.83 AU

Year: 392 Days

Day: 11.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,860,769 km

• M1: 134,339 km (0.062 R)
• M2: 1,112,260 km (0.108 R)
• M3: 1,502,860 km (0.1 R)
• M4: 1,941,182 km (0.104 R)
• M5: 2,534,786 km (0.106 R)
• M6: 2,899,356 km (0.034 R)
• M7: 3,586,011 km (0.097 R)
• M8: 3,974,516 km (0.076 R)
• M9: 4,549,570 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.9

Radius: 9.8

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.78 AU - 1 AU

Year: 551 Days

Day: 13 Hours

Environment

Temp: -144 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,860,769 km

• M1: 122,072 km (0.099 R)
• M2: 536,608 km (0.106 R)
• M3: 1,007,841 km (0.057 R)
• M4: 1,376,151 km (0.106 R)
• M5: 1,827,488 km (0.073 R)
• M6: 2,267,904 km (0.059 R)
• M7: 2,740,633 km (0.111 R)
• M8: 3,385,250 km (0.111 R)
• M9: 3,896,576 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.1

Radius: 12.4

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.24 AU - 1.28 AU

Year: 928 Days

Day: 14.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,860,769 km

• M1: 154,235 km (0.097 R)
• M2: 792,420 km (0.103 R)
• M3: 1,440,478 km (0.065 R)
• M4: 2,775,788 km (0.091 R)
• M5: 3,189,576 km (0.087 R)
• M6: 3,659,912 km (0.119 R)
• M7: 4,143,711 km (0.067 R)
• M8: 4,599,686 km (0.053 R)
• M9: 5,164,567 km (0.052 R)
• M10: 6,434,055 km (0.102 R)
• M11: 7,576,833 km (0.087 R)
• M12: 9,352,560 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.5

Radius: 11.2

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.03 AU - 1.55 AU

Year: 961 Days

Day: 5.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,860,769 km

• M1: 139,276 km (0.045 R)
• M2: 529,876 km (0.107 R)
• M3: 987,795 km (0.106 R)
• M4: 1,468,901 km (0.11 R)
• M5: 1,849,927 km (0.073 R)
• M6: 2,245,614 km (0.041 R)
• M7: 2,927,780 km (0.057 R)
• M8: 3,386,597 km (0.041 R)
• M9: 4,220,904 km (0.091 R)
• M10: 4,635,440 km (0.119 R)
• M11: 5,355,454 km (0.049 R)
• M12: 5,923,028 km (0.097 R)
• M13: 6,465,470 km (0.109 R)
• M14: 7,482,885 km (0.098 R)
• M15: 7,893,831 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.7

Radius: 8.1

Gravity: 12.58 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.53 AU - 2.05 AU

Year: 1571 Days

Day: 14.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,860,769 km

• M1: 100,679 km (0.099 R)
• M2: 410,945 km (0.073 R)
• M3: 727,794 km (0.12 R)
• M4: 1,536,669 km (0.084 R)
• M5: 1,794,127 km (0.097 R)
• M6: 2,449,516 km (0.054 R)
• M7: 3,038,931 km (0.076 R)
• M8: 3,303,121 km (0.095 R)
• M9: 5,722,418 km (0.049 R)
• M10: 7,264,024 km (0.081 R)

Asteroid Belt

Center: 4.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.8

Radius: 4.4

Gravity: 46.74 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.42 AU - 6.64 AU

Year: 10947 Days

Day: 24.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 55,860,769 km

• M1: 55,650 km (0.111 R)
• M2: 385,663 km (0.066 R)
• M3: 617,091 km (0.115 R)
• M4: 1,116,898 km (0.105 R)
• M5: 1,373,907 km (0.115 R)
• M6: 1,561,503 km (0.106 R)
• M7: 2,152,713 km (0.105 R)
• M8: 2,426,926 km (0.102 R)
• M9: 2,904,443 km (0.113 R)
• M10: 3,068,851 km (0.064 R)
• M11: 4,218,810 km (0.064 R)
• M12: 5,072,565 km (0.077 R)
• M13: 5,276,915 km (0.044 R)
• M14: 9,698,430 km (0.116 R)
• M15: 13,226,546 km (0.08 R)
• M16: 13,810,427 km (0.087 R)
• M17: 14,959,937 km (0.109 R)
• M18: 18,708,261 km (0.084 R)
• M19: 20,453,320 km (0.06 R)
• M20: 22,213,339 km (0.085 R)
• M21: 22,852,571 km (0.09 R)
• M22: 23,130,224 km (0.12 R)
• M23: 24,263,279 km (0.098 R)
• M24: 25,038,944 km (0.114 R)
• M25: 25,631,351 km (0.101 R)
• M26: 27,257,031 km (0.11 R)
• M27: 27,883,996 km (0.085 R)
• M28: 29,493,220 km (0.081 R)
• M29: 35,057,513 km (0.083 R)
• M30: 35,303,452 km (0.063 R)
• M31: 37,955,523 km (0.098 R)
• M32: 40,737,295 km (0.11 R)
• M33: 41,831,903 km (0.073 R)
• M34: 42,108,509 km (0.118 R)
• M35: 51,461,368 km (0.115 R)
• M36: 52,257,977 km (0.053 R)
• M37: 53,875,728 km (0.073 R)
• M38: 54,367,457 km (0.072 R)
• M39: 54,862,326 km (0.034 R)
• M40: 55,027,931 km (0.085 R)
• M41: 55,526,541 km (0.113 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: 477 - 15,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit