🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.1

Radius: 10.7

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.26 AU - 1.66 AU

Year: 1139 Days

Day: 11.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,493,704 km

• M1: 132,993 km (0.113 R)
• M2: 570,417 km (0.117 R)
• M3: 1,057,507 km (0.116 R)
• M4: 1,391,410 km (0.046 R)
• M5: 1,727,107 km (0.103 R)
• M6: 2,137,903 km (0.101 R)
• M7: 2,707,721 km (0.114 R)
• M8: 3,106,998 km (0.034 R)
• M9: 3,559,981 km (0.112 R)
• M10: 4,396,532 km (0.084 R)
• M11: 5,042,047 km (0.119 R)
• M12: 5,689,805 km (0.117 R)
• M13: 7,529,111 km (0.072 R)
• M14: 7,895,177 km (0.047 R)
• M15: 8,375,835 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.9

Radius: 14.2

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.58 AU - 1.88 AU

Year: 1469 Days

Day: 12.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,493,704 km

• M1: 178,021 km (0.064 R)
• M2: 809,175 km (0.099 R)
• M3: 1,353,412 km (0.118 R)
• M4: 2,022,114 km (0.104 R)
• M5: 3,410,981 km (0.115 R)
• M6: 3,945,045 km (0.117 R)
• M7: 4,551,366 km (0.093 R)
• M8: 5,255,224 km (0.117 R)
• M9: 7,484,980 km (0.071 R)
• M10: 8,343,971 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.8

Radius: 11

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.53 AU - 2.51 AU

Year: 1854 Days

Day: 14.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,493,704 km

• M1: 136,882 km (0.087 R)
• M2: 503,397 km (0.116 R)
• M3: 1,254,229 km (0.085 R)
• M4: 1,629,420 km (0.111 R)
• M5: 2,285,706 km (0.101 R)
• M6: 2,777,135 km (0.083 R)
• M7: 3,654,227 km (0.107 R)
• M8: 4,364,518 km (0.099 R)
• M9: 6,510,051 km (0.104 R)
• M10: 7,656,569 km (0.12 R)
• M11: 8,022,934 km (0.09 R)
• M12: 9,047,978 km (0.062 R)
• M13: 9,758,120 km (0.105 R)
• M14: 10,251,942 km (0.117 R)
• M15: 10,697,744 km (0.104 R)
• M16: 11,056,928 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841

Radius: 14

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.06 AU - 4.48 AU

Year: 4726 Days

Day: 7.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,493,704 km

• M1: 174,132 km (0.105 R)
• M2: 853,905 km (0.059 R)
• M3: 1,402,031 km (0.117 R)
• M4: 2,261,920 km (0.041 R)
• M5: 3,208,126 km (0.071 R)
• M6: 3,952,974 km (0.118 R)
• M7: 4,453,529 km (0.074 R)
• M8: 5,354,557 km (0.096 R)
• M9: 6,763,469 km (0.113 R)
• M10: 8,483,994 km (0.103 R)
• M11: 10,084,392 km (0.117 R)
• M12: 11,351,935 km (0.118 R)
• M13: 13,031,022 km (0.092 R)
• M14: 15,097,417 km (0.044 R)
• M15: 20,147,841 km (0.113 R)
• M16: 22,450,452 km (0.104 R)
• M17: 24,923,454 km (0.118 R)
• M18: 25,406,506 km (0.116 R)
• M19: 27,231,899 km (0.089 R)
• M20: 28,701,249 km (0.114 R)
• M21: 29,410,642 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.8

Radius: 14

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.08 AU - 6.1 AU

Year: 8534 Days

Day: 14.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,493,704 km

• M1: 180,265 km (0.04 R)
• M2: 807,829 km (0.097 R)
• M3: 1,265,000 km (0.118 R)
• M4: 2,920,599 km (0.102 R)
• M5: 3,714,366 km (0.062 R)
• M6: 8,360,277 km (0.097 R)
• M7: 13,035,510 km (0.063 R)
• M8: 18,722,622 km (0.048 R)
• M9: 22,224,559 km (0.098 R)
• M10: 22,781,213 km (0.046 R)
• M11: 24,845,065 km (0.078 R)
• M12: 25,704,654 km (0.091 R)
• M13: 26,141,779 km (0.114 R)
• M14: 33,934,931 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612.1

Radius: 5.1

Gravity: 23.53 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.9 AU - 6.96 AU

Year: 11779 Days

Day: 21.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 51,493,704 km

• M1: 80,334 km (0.032 R)
• M2: 383,868 km (0.116 R)
• M3: 588,967 km (0.108 R)
• M4: 792,270 km (0.089 R)
• M5: 1,109,867 km (0.077 R)
• M6: 1,686,267 km (0.038 R)
• M7: 2,523,417 km (0.114 R)
• M8: 3,257,194 km (0.048 R)
• M9: 3,608,001 km (0.119 R)
• M10: 3,901,064 km (0.045 R)
• M11: 4,067,566 km (0.095 R)
• M12: 4,504,541 km (0.078 R)
• M13: 5,540,507 km (0.096 R)
• M14: 6,003,662 km (0.094 R)
• M15: 8,072,152 km (0.09 R)
• M16: 8,252,118 km (0.072 R)
• M17: 8,573,604 km (0.099 R)
• M18: 11,116,917 km (0.113 R)
• M19: 11,565,711 km (0.119 R)
• M20: 12,202,399 km (0.115 R)
• M21: 14,449,808 km (0.056 R)
• M22: 15,670,676 km (0.12 R)
• M23: 15,951,023 km (0.039 R)
• M24: 17,403,319 km (0.119 R)
• M25: 18,626,880 km (0.104 R)
• M26: 23,634,668 km (0.105 R)
• M27: 25,516,909 km (0.033 R)
• M28: 26,792,679 km (0.112 R)
• M29: 27,093,072 km (0.057 R)
• M30: 35,351,174 km (0.086 R)
• M31: 36,320,119 km (0.118 R)
• M32: 37,058,385 km (0.084 R)
• M33: 37,431,332 km (0.09 R)
• M34: 44,019,323 km (0.087 R)
• M35: 45,281,779 km (0.113 R)
• M36: 45,565,716 km (0.052 R)
• M37: 47,732,043 km (0.105 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 12,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit