🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.1

Radius: 11.4

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.58 AU - 0.74 AU

Year: 358 Days

Day: 8.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,339,981 km

• M1: 149,747 km (0.034 R)
• M2: 543,489 km (0.09 R)
• M3: 949,198 km (0.059 R)
• M4: 1,306,737 km (0.099 R)
• M5: 1,770,640 km (0.058 R)
• M6: 2,276,132 km (0.086 R)
• M7: 3,236,700 km (0.107 R)
• M8: 3,815,643 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.4

Radius: 12

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.69 AU - 0.71 AU

Year: 391 Days

Day: 13.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,339,981 km

• M1: 149,448 km (0.042 R)
• M2: 596,447 km (0.067 R)
• M3: 1,258,268 km (0.08 R)
• M4: 1,640,789 km (0.105 R)
• M5: 2,052,483 km (0.113 R)
• M6: 2,467,168 km (0.117 R)
• M7: 2,959,495 km (0.078 R)
• M8: 3,827,910 km (0.089 R)
• M9: 4,680,169 km (0.104 R)
• M10: 5,374,902 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.5

Radius: 14.8

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.22 AU - 4.9 AU

Year: 6493 Days

Day: 12.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 105.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,339,981 km

• M1: 184,155 km (0.056 R)
• M2: 1,181,674 km (0.044 R)
• M3: 2,150,021 km (0.104 R)
• M4: 4,410,145 km (0.057 R)
• M5: 5,847,182 km (0.12 R)
• M6: 6,752,997 km (0.113 R)
• M7: 7,549,307 km (0.09 R)
• M8: 10,213,196 km (0.091 R)
• M9: 12,265,529 km (0.074 R)
• M10: 13,965,410 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.7

Radius: 9.5

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.73 AU - 6.05 AU

Year: 8345 Days

Day: 12.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,339,981 km

• M1: 119,678 km (0.081 R)
• M2: 520,301 km (0.053 R)
• M3: 942,317 km (0.09 R)
• M4: 1,403,228 km (0.081 R)
• M5: 2,348,986 km (0.041 R)
• M6: 2,802,267 km (0.101 R)
• M7: 3,534,549 km (0.113 R)
• M8: 4,310,962 km (0.076 R)
• M9: 5,405,869 km (0.115 R)
• M10: 5,777,619 km (0.078 R)
• M11: 7,326,107 km (0.108 R)
• M12: 8,419,219 km (0.054 R)
• M13: 10,304,601 km (0.103 R)
• M14: 10,828,941 km (0.076 R)
• M15: 12,191,478 km (0.081 R)
• M16: 13,161,172 km (0.045 R)
• M17: 15,747,270 km (0.098 R)
• M18: 16,571,854 km (0.061 R)
• M19: 18,584,543 km (0.098 R)
• M20: 23,169,718 km (0.089 R)
• M21: 23,576,026 km (0.116 R)
• M22: 24,654,776 km (0.112 R)
• M23: 26,290,031 km (0.101 R)
• M24: 27,449,713 km (0.087 R)
• M25: 29,584,625 km (0.104 R)
• M26: 30,936,989 km (0.114 R)
• M27: 31,727,913 km (0.06 R)
• M28: 34,814,716 km (0.114 R)
• M29: 35,670,565 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.7

Radius: 7.3

Gravity: 16.96 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.78 AU - 6.8 AU

Year: 11799 Days

Day: 16.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,339,981 km

• M1: 91,554 km (0.11 R)
• M2: 394,190 km (0.06 R)
• M3: 1,169,107 km (0.09 R)
• M4: 1,580,202 km (0.111 R)
• M5: 1,836,763 km (0.112 R)
• M6: 2,848,044 km (0.083 R)
• M7: 3,206,331 km (0.109 R)
• M8: 4,685,854 km (0.116 R)
• M9: 6,332,328 km (0.029 R)
• M10: 8,331,704 km (0.084 R)
• M11: 9,578,303 km (0.039 R)
• M12: 10,494,141 km (0.116 R)
• M13: 16,186,190 km (0.087 R)
• M14: 19,011,346 km (0.089 R)
• M15: 19,512,200 km (0.053 R)
• M16: 24,033,496 km (0.112 R)
• M17: 31,585,197 km (0.109 R)
• M18: 35,201,875 km (0.088 R)
• M19: 36,083,904 km (0.08 R)
• M20: 38,286,882 km (0.058 R)
• M21: 38,951,546 km (0.109 R)
• M22: 39,894,910 km (0.073 R)
• M23: 49,551,153 km (0.108 R)
• M24: 55,084,180 km (0.025 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.5

Radius: 4.5

Gravity: 30.69 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.6 AU - 11.36 AU

Year: 19464 Days

Day: 21.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 72,339,981 km

• M1: 55,950 km (0.063 R)
• M2: 271,819 km (0.093 R)
• M3: 669,600 km (0.108 R)
• M4: 836,252 km (0.064 R)
• M5: 1,055,263 km (0.093 R)
• M6: 1,355,955 km (0.111 R)
• M7: 1,800,710 km (0.067 R)
• M8: 2,606,743 km (0.08 R)
• M9: 4,117,083 km (0.087 R)
• M10: 6,047,045 km (0.067 R)
• M11: 6,864,897 km (0.109 R)
• M12: 7,608,697 km (0.096 R)
• M13: 8,050,011 km (0.031 R)
• M14: 8,876,390 km (0.087 R)
• M15: 9,420,627 km (0.073 R)
• M16: 11,249,461 km (0.074 R)
• M17: 11,628,841 km (0.109 R)
• M18: 13,232,231 km (0.088 R)
• M19: 13,797,860 km (0.081 R)
• M20: 15,436,256 km (0.104 R)
• M21: 16,222,244 km (0.08 R)
• M22: 17,703,412 km (0.119 R)
• M23: 18,651,713 km (0.099 R)
• M24: 19,272,544 km (0.077 R)
• M25: 20,648,994 km (0.112 R)
• M26: 23,905,291 km (0.07 R)
• M27: 24,112,933 km (0.095 R)
• M28: 27,715,998 km (0.118 R)
• M29: 31,041,259 km (0.081 R)
• M30: 33,443,202 km (0.073 R)
• M31: 38,186,801 km (0.065 R)
• M32: 38,613,155 km (0.047 R)
• M33: 43,359,596 km (0.081 R)
• M34: 45,235,404 km (0.099 R)
• M35: 46,515,513 km (0.115 R)
• M36: 47,001,706 km (0.029 R)
• M37: 49,821,028 km (0.095 R)
• M38: 51,013,921 km (0.112 R)
• M39: 56,710,608 km (0.103 R)
• M40: 57,079,965 km (0.107 R)
• M41: 61,445,231 km (0.097 R)
• M42: 62,226,431 km (0.061 R)
• M43: 65,620,358 km (0.074 R)
• M44: 67,466,246 km (0.063 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 14,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit