🌌 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: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.1

Radius: 12.6

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.65 AU - 0.79 AU

Year: 414 Days

Day: 5.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 92,131,432 km

• M1: 158,275 km (0.076 R)
• M2: 556,354 km (0.116 R)
• M3: 958,025 km (0.053 R)
• M4: 1,463,067 km (0.071 R)
• M5: 1,937,292 km (0.082 R)
• M6: 2,576,973 km (0.085 R)
• M7: 2,987,021 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.6

Radius: 10.4

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.69 AU - 2.67 AU

Year: 2183 Days

Day: 9.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,131,432 km

• M1: 129,552 km (0.06 R)
• M2: 487,091 km (0.062 R)
• M3: 814,411 km (0.096 R)
• M4: 1,198,429 km (0.12 R)
• M5: 1,662,930 km (0.071 R)
• M6: 2,283,911 km (0.116 R)
• M7: 2,692,163 km (0.037 R)
• M8: 3,262,580 km (0.112 R)
• M9: 4,044,079 km (0.096 R)
• M10: 5,634,155 km (0.043 R)
• M11: 6,281,166 km (0.117 R)
• M12: 6,622,847 km (0.06 R)
• M13: 7,459,099 km (0.073 R)
• M14: 8,115,984 km (0.096 R)
• M15: 13,449,447 km (0.107 R)
• M16: 14,422,731 km (0.109 R)
• M17: 15,921,253 km (0.055 R)
• M18: 16,908,898 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.4

Radius: 9.6

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.26 AU - 3.64 AU

Year: 3437 Days

Day: 5.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 121.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,131,432 km

• M1: 119,529 km (0.114 R)
• M2: 488,437 km (0.059 R)
• M3: 816,655 km (0.097 R)
• M4: 1,582,596 km (0.079 R)
• M5: 2,255,038 km (0.067 R)
• M6: 3,072,142 km (0.056 R)
• M7: 4,138,775 km (0.05 R)
• M8: 5,778,068 km (0.081 R)
• M9: 7,264,173 km (0.097 R)
• M10: 7,615,429 km (0.11 R)
• M11: 9,099,141 km (0.108 R)
• M12: 11,351,187 km (0.052 R)
• M13: 12,044,873 km (0.088 R)
• M14: 16,266,674 km (0.09 R)
• M15: 17,317,150 km (0.103 R)
• M16: 18,529,940 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.5

Radius: 3.1

Gravity: 45.94 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.12 AU - 6.24 AU

Year: 9182 Days

Day: 15.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,131,432 km

• M1: 38,596 km (0.107 R)
• M2: 162,613 km (0.12 R)
• M3: 289,921 km (0.088 R)
• M4: 395,238 km (0.068 R)
• M5: 599,289 km (0.073 R)
• M6: 962,214 km (0.102 R)
• M7: 1,169,107 km (0.093 R)
• M8: 1,295,069 km (0.11 R)
• M9: 2,374,268 km (0.061 R)
• M10: 2,539,274 km (0.11 R)
• M11: 2,892,325 km (0.086 R)
• M12: 3,102,061 km (0.045 R)
• M13: 3,551,902 km (0.094 R)
• M14: 3,866,806 km (0.114 R)
• M15: 4,095,391 km (0.11 R)
• M16: 4,864,474 km (0.106 R)
• M17: 5,438,182 km (0.043 R)
• M18: 5,725,111 km (0.04 R)
• M19: 7,161,250 km (0.051 R)
• M20: 7,741,540 km (0.037 R)
• M21: 8,995,320 km (0.088 R)
• M22: 10,043,552 km (0.118 R)
• M23: 10,329,883 km (0.097 R)
• M24: 11,633,628 km (0.119 R)
• M25: 11,843,514 km (0.093 R)
• M26: 12,379,074 km (0.119 R)
• M27: 14,023,753 km (0.046 R)
• M28: 16,130,690 km (0.04 R)
• M29: 17,056,252 km (0.09 R)
• M30: 19,820,521 km (0.051 R)
• M31: 22,139,438 km (0.098 R)
• M32: 25,328,266 km (0.118 R)
• M33: 27,584,950 km (0.082 R)
• M34: 28,145,792 km (0.074 R)
• M35: 32,493,256 km (0.107 R)
• M36: 33,118,725 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.6

Radius: 4.1

Gravity: 56.61 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.93 AU - 10.05 AU

Year: 19829 Days

Day: 23.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,131,432 km

• M1: 54,902 km (0.104 R)
• M2: 258,505 km (0.087 R)
• M3: 611,556 km (0.077 R)
• M4: 1,261,559 km (0.116 R)
• M5: 1,417,141 km (0.119 R)
• M6: 2,444,579 km (0.1 R)
• M7: 2,687,825 km (0.112 R)
• M8: 3,222,637 km (0.072 R)
• M9: 3,730,373 km (0.085 R)
• M10: 4,680,169 km (0.119 R)
• M11: 4,978,767 km (0.051 R)
• M12: 5,908,069 km (0.049 R)
• M13: 9,915,646 km (0.108 R)
• M14: 14,317,863 km (0.09 R)
• M15: 20,845,865 km (0.12 R)
• M16: 21,550,172 km (0.095 R)
• M17: 25,424,308 km (0.099 R)
• M18: 26,577,408 km (0.09 R)
• M19: 28,006,666 km (0.072 R)
• M20: 29,737,962 km (0.111 R)
• M21: 30,373,304 km (0.096 R)
• M22: 33,548,669 km (0.056 R)
• M23: 33,960,512 km (0.105 R)
• M24: 36,214,204 km (0.095 R)
• M25: 37,672,185 km (0.09 R)
• M26: 39,017,518 km (0.1 R)
• M27: 42,440,018 km (0.108 R)
• M28: 53,337,176 km (0.11 R)
• M29: 53,523,725 km (0.1 R)
• M30: 55,604,332 km (0.083 R)
• M31: 59,124,370 km (0.083 R)
• M32: 60,735,389 km (0.1 R)
• M33: 61,346,945 km (0.108 R)
• M34: 64,044,644 km (0.092 R)
• M35: 69,898,259 km (0.092 R)
• M36: 77,524,160 km (0.08 R)
• M37: 82,654,918 km (0.065 R)
• M38: 84,414,189 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.8

Radius: 4.5

Gravity: 44.98 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 9.76 AU - 11.26 AU

Year: 23110 Days

Day: 20.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,131,432 km

• M1: 55,950 km (0.088 R)
• M2: 211,083 km (0.088 R)
• M3: 1,477,429 km (0.089 R)
• M4: 2,210,009 km (0.09 R)
• M5: 2,906,537 km (0.081 R)
• M6: 3,395,124 km (0.106 R)
• M7: 4,351,802 km (0.114 R)
• M8: 6,037,620 km (0.042 R)
• M9: 7,024,817 km (0.096 R)
• M10: 7,792,852 km (0.096 R)
• M11: 8,786,481 km (0.084 R)
• M12: 9,135,643 km (0.073 R)
• M13: 10,625,488 km (0.049 R)
• M14: 11,634,526 km (0.105 R)
• M15: 16,225,834 km (0.119 R)
• M16: 20,546,968 km (0.032 R)
• M17: 23,631,676 km (0.114 R)
• M18: 23,855,176 km (0.086 R)
• M19: 26,407,166 km (0.098 R)
• M20: 26,889,918 km (0.116 R)
• M21: 27,873,075 km (0.071 R)
• M22: 31,099,602 km (0.112 R)
• M23: 32,733,061 km (0.118 R)
• M24: 33,853,400 km (0.11 R)
• M25: 35,581,255 km (0.05 R)
• M26: 35,727,861 km (0.077 R)
• M27: 40,315,579 km (0.101 R)
• M28: 40,955,409 km (0.108 R)
• M29: 42,915,590 km (0.099 R)
• M30: 45,798,491 km (0.104 R)
• M31: 49,717,207 km (0.109 R)
• M32: 54,824,628 km (0.102 R)
• M33: 63,446,701 km (0.097 R)
• M34: 75,560,239 km (0.109 R)
• M35: 82,284,514 km (0.098 R)
• M36: 91,030,903 km (0.099 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: 307 - 16,094 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit