🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.6

Radius: 11.7

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.89 AU - 1.91 AU

Year: 1718 Days

Day: 12.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,066,535 km

• M1: 145,559 km (0.055 R)
• M2: 854,204 km (0.079 R)
• M3: 1,313,619 km (0.038 R)
• M4: 1,954,197 km (0.114 R)
• M5: 2,711,910 km (0.111 R)
• M6: 3,581,223 km (0.096 R)
• M7: 4,930,297 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.5

Radius: 14.7

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.29 AU - 2.37 AU

Year: 2333 Days

Day: 5.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,066,535 km

• M1: 185,651 km (0.111 R)
• M2: 939,325 km (0.11 R)
• M3: 1,560,007 km (0.08 R)
• M4: 2,314,429 km (0.064 R)
• M5: 3,713,767 km (0.095 R)
• M6: 4,176,773 km (0.112 R)
• M7: 5,007,639 km (0.112 R)
• M8: 6,584,251 km (0.115 R)
• M9: 7,655,073 km (0.099 R)
• M10: 8,291,911 km (0.097 R)
• M11: 10,108,029 km (0.11 R)
• M12: 11,127,838 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.6

Radius: 10.6

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.04 AU - 3.62 AU

Year: 3986 Days

Day: 6.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 119.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,066,535 km

• M1: 131,796 km (0.098 R)
• M2: 769,083 km (0.09 R)
• M3: 1,156,392 km (0.087 R)
• M4: 2,152,863 km (0.115 R)
• M5: 2,672,716 km (0.058 R)
• M6: 3,099,069 km (0.062 R)
• M7: 3,824,021 km (0.114 R)
• M8: 4,323,977 km (0.082 R)
• M9: 4,704,255 km (0.119 R)
• M10: 5,455,535 km (0.108 R)
• M11: 6,715,299 km (0.118 R)
• M12: 8,464,846 km (0.097 R)
• M13: 9,538,061 km (0.062 R)
• M14: 10,146,326 km (0.089 R)
• M15: 11,314,685 km (0.12 R)
• M16: 12,570,709 km (0.111 R)
• M17: 13,255,568 km (0.093 R)
• M18: 17,392,248 km (0.082 R)
• M19: 18,127,971 km (0.066 R)
• M20: 19,419,898 km (0.111 R)
• M21: 21,215,372 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.6

Radius: 10.3

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.21 AU - 5.17 AU

Year: 6663 Days

Day: 11.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,066,535 km

• M1: 128,355 km (0.062 R)
• M2: 574,007 km (0.108 R)
• M3: 911,350 km (0.072 R)
• M4: 1,419,983 km (0.115 R)
• M5: 2,560,218 km (0.088 R)
• M6: 3,033,246 km (0.054 R)
• M7: 3,967,036 km (0.088 R)
• M8: 4,526,233 km (0.108 R)
• M9: 5,594,063 km (0.064 R)
• M10: 5,954,294 km (0.089 R)
• M11: 6,788,452 km (0.05 R)
• M12: 7,198,949 km (0.09 R)
• M13: 7,772,058 km (0.055 R)
• M14: 8,298,044 km (0.062 R)
• M15: 10,239,974 km (0.115 R)
• M16: 11,579,474 km (0.112 R)
• M17: 12,568,914 km (0.088 R)
• M18: 14,379,048 km (0.112 R)
• M19: 16,356,732 km (0.108 R)
• M20: 17,033,812 km (0.054 R)
• M21: 19,380,404 km (0.05 R)
• M22: 22,758,174 km (0.094 R)
• M23: 24,307,560 km (0.096 R)
• M24: 24,946,642 km (0.059 R)
• M25: 25,270,372 km (0.069 R)
• M26: 26,341,941 km (0.118 R)
• M27: 27,101,300 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.5

Radius: 5.8

Gravity: 23.83 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 8.85 AU - 9.59 AU

Year: 18366 Days

Day: 18.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,066,535 km

• M1: 77,342 km (0.069 R)
• M2: 430,991 km (0.061 R)
• M3: 641,924 km (0.067 R)
• M4: 900,130 km (0.089 R)
• M5: 1,611,917 km (0.083 R)
• M6: 2,791,646 km (0.087 R)
• M7: 4,771,574 km (0.066 R)
• M8: 5,759,368 km (0.075 R)
• M9: 6,301,212 km (0.109 R)
• M10: 7,294,991 km (0.077 R)
• M11: 8,080,529 km (0.025 R)
• M12: 8,546,377 km (0.113 R)
• M13: 10,408,870 km (0.083 R)
• M14: 10,651,518 km (0.086 R)
• M15: 10,898,055 km (0.066 R)
• M16: 11,988,474 km (0.112 R)
• M17: 13,291,023 km (0.06 R)
• M18: 14,458,933 km (0.078 R)
• M19: 16,500,196 km (0.066 R)
• M20: 17,418,727 km (0.107 R)
• M21: 18,459,330 km (0.036 R)
• M22: 18,904,833 km (0.092 R)
• M23: 23,972,460 km (0.032 R)
• M24: 25,040,739 km (0.078 R)
• M25: 26,252,332 km (0.072 R)
• M26: 26,702,322 km (0.078 R)
• M27: 31,490,053 km (0.101 R)
• M28: 31,998,237 km (0.115 R)
• M29: 32,900,461 km (0.1 R)
• M30: 40,438,848 km (0.039 R)
• M31: 44,288,150 km (0.109 R)
• M32: 50,249,775 km (0.049 R)
• M33: 55,424,366 km (0.078 R)
• M34: 57,476,549 km (0.06 R)
• M35: 63,128,656 km (0.062 R)
• M36: 70,863,015 km (0.035 R)
• M37: 73,278,722 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.1

Radius: 3.1

Gravity: 24.67 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 10.22 AU - 11.36 AU

Year: 23251 Days

Day: 20.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,066,535 km

• M1: 38,746 km (0.041 R)
• M2: 249,978 km (0.105 R)
• M3: 360,381 km (0.082 R)
• M4: 539,749 km (0.117 R)
• M5: 994,527 km (0.076 R)
• M6: 1,538,614 km (0.071 R)
• M7: 2,102,448 km (0.12 R)
• M8: 2,815,582 km (0.113 R)
• M9: 3,251,959 km (0.077 R)
• M10: 4,506,187 km (0.058 R)
• M11: 5,381,634 km (0.076 R)
• M12: 6,089,082 km (0.073 R)
• M13: 6,940,743 km (0.092 R)
• M14: 7,505,924 km (0.12 R)
• M15: 7,961,150 km (0.096 R)
• M16: 8,195,570 km (0.103 R)
• M17: 8,826,424 km (0.112 R)
• M18: 9,436,933 km (0.102 R)
• M19: 10,685,028 km (0.073 R)
• M20: 10,912,716 km (0.104 R)
• M21: 12,223,343 km (0.094 R)
• M22: 12,788,524 km (0.081 R)
• M23: 15,877,869 km (0.104 R)
• M24: 16,702,153 km (0.11 R)
• M25: 17,086,171 km (0.089 R)
• M26: 18,598,905 km (0.11 R)
• M27: 23,095,966 km (0.042 R)
• M28: 25,341,580 km (0.066 R)
• M29: 25,950,443 km (0.034 R)
• M30: 26,155,542 km (0.096 R)
• M31: 26,673,001 km (0.102 R)
• M32: 29,922,117 km (0.057 R)
• M33: 46,002,991 km (0.06 R)
• M34: 49,694,767 km (0.041 R)
• M35: 50,011,017 km (0.109 R)
• M36: 50,807,626 km (0.102 R)
• M37: 56,449,859 km (0.066 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 13,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit