🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.7

Radius: 13

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.61 AU - 0.91 AU

Year: 435 Days

Day: 6.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,773,932 km

• M1: 161,715 km (0.064 R)
• M2: 699,220 km (0.106 R)
• M3: 1,266,047 km (0.076 R)
• M4: 1,755,980 km (0.102 R)
• M5: 2,306,949 km (0.11 R)
• M6: 2,840,265 km (0.041 R)
• M7: 3,775,401 km (0.058 R)
• M8: 4,373,494 km (0.087 R)
• M9: 4,922,219 km (0.108 R)
• M10: 5,380,587 km (0.109 R)
• M11: 6,048,242 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.5

Radius: 13.4

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.08 AU - 1.2 AU

Year: 798 Days

Day: 9.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 83.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,773,932 km

• M1: 166,652 km (0.103 R)
• M2: 620,831 km (0.094 R)
• M3: 1,303,596 km (0.119 R)
• M4: 1,728,903 km (0.085 R)
• M5: 2,592,681 km (0.055 R)
• M6: 3,009,311 km (0.078 R)
• M7: 4,057,543 km (0.091 R)
• M8: 4,847,719 km (0.066 R)
• M9: 5,429,954 km (0.109 R)
• M10: 6,099,554 km (0.117 R)
• M11: 6,626,438 km (0.1 R)
• M12: 8,649,749 km (0.067 R)
• M13: 9,153,295 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.3

Radius: 8.6

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.37 AU - 1.59 AU

Year: 1181 Days

Day: 6.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,773,932 km

• M1: 107,411 km (0.09 R)
• M2: 423,362 km (0.097 R)
• M3: 831,315 km (0.092 R)
• M4: 1,431,652 km (0.072 R)
• M5: 2,788,804 km (0.061 R)
• M6: 3,817,289 km (0.039 R)
• M7: 4,523,989 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.7

Radius: 12

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.65 AU - 2.23 AU

Year: 1773 Days

Day: 12.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,773,932 km

• M1: 149,897 km (0.119 R)
• M2: 608,564 km (0.066 R)
• M3: 1,016,667 km (0.082 R)
• M4: 1,506,151 km (0.071 R)
• M5: 2,527,157 km (0.072 R)
• M6: 2,918,206 km (0.091 R)
• M7: 3,381,211 km (0.117 R)
• M8: 3,998,302 km (0.093 R)
• M9: 4,475,819 km (0.061 R)
• M10: 5,861,843 km (0.087 R)
• M11: 6,431,212 km (0.085 R)
• M12: 7,115,473 km (0.115 R)
• M13: 7,489,019 km (0.109 R)
• M14: 8,363,269 km (0.116 R)
• M15: 9,981,020 km (0.059 R)
• M16: 10,518,376 km (0.112 R)
• M17: 12,171,732 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.2

Radius: 9.6

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.87 AU - 4.93 AU

Year: 7115 Days

Day: 14.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,773,932 km

• M1: 119,529 km (0.109 R)
• M2: 471,383 km (0.12 R)
• M3: 1,671,756 km (0.119 R)
• M4: 2,989,713 km (0.097 R)
• M5: 3,693,123 km (0.118 R)
• M6: 7,645,798 km (0.099 R)
• M7: 8,067,065 km (0.071 R)
• M8: 9,385,022 km (0.055 R)
• M9: 10,624,291 km (0.067 R)
• M10: 11,193,960 km (0.12 R)
• M11: 11,509,163 km (0.066 R)
• M12: 16,164,499 km (0.087 R)
• M13: 18,309,134 km (0.077 R)
• M14: 18,684,176 km (0.064 R)
• M15: 21,523,842 km (0.104 R)
• M16: 25,096,688 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.6

Radius: 14.6

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.2 AU - 5.62 AU

Year: 7137 Days

Day: 14.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,773,932 km

• M1: 186,997 km (0.087 R)
• M2: 1,041,800 km (0.119 R)
• M3: 4,050,512 km (0.03 R)
• M4: 5,836,411 km (0.099 R)
• M5: 7,459,548 km (0.099 R)
• M6: 8,903,467 km (0.102 R)
• M7: 11,189,921 km (0.103 R)
• M8: 12,917,028 km (0.1 R)
• M9: 16,016,696 km (0.04 R)
• M10: 16,831,256 km (0.056 R)
• M11: 18,543,254 km (0.111 R)
• M12: 19,231,853 km (0.083 R)
• M13: 24,703,396 km (0.099 R)
• M14: 29,524,785 km (0.115 R)
• M15: 33,301,533 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.5

Radius: 4.6

Gravity: 43.83 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.76 AU - 9.82 AU

Year: 15658 Days

Day: 18 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,773,932 km

• M1: 57,296 km (0.095 R)
• M2: 203,603 km (0.118 R)
• M3: 611,855 km (0.102 R)
• M4: 797,357 km (0.069 R)
• M5: 1,107,922 km (0.07 R)
• M6: 1,342,192 km (0.05 R)
• M7: 2,890,231 km (0.112 R)
• M8: 3,199,898 km (0.032 R)
• M9: 4,039,890 km (0.088 R)
• M10: 6,268,749 km (0.12 R)
• M11: 7,860,321 km (0.075 R)
• M12: 9,423,768 km (0.066 R)
• M13: 13,080,987 km (0.09 R)
• M14: 15,031,594 km (0.082 R)
• M15: 15,957,455 km (0.101 R)
• M16: 16,194,867 km (0.116 R)
• M17: 16,354,338 km (0.066 R)
• M18: 16,514,857 km (0.079 R)
• M19: 18,178,834 km (0.116 R)
• M20: 19,769,209 km (0.065 R)
• M21: 20,691,629 km (0.116 R)
• M22: 21,258,605 km (0.085 R)
• M23: 24,563,671 km (0.098 R)
• M24: 26,836,212 km (0.097 R)
• M25: 29,600,332 km (0.108 R)
• M26: 34,355,600 km (0.051 R)
• M27: 34,619,042 km (0.106 R)
• M28: 35,417,595 km (0.113 R)
• M29: 37,887,007 km (0.106 R)
• M30: 38,592,660 km (0.032 R)
• M31: 40,910,081 km (0.106 R)
• M32: 41,503,536 km (0.073 R)
• M33: 43,012,380 km (0.064 R)
• M34: 47,430,902 km (0.092 R)
• M35: 48,415,556 km (0.068 R)
• M36: 51,451,196 km (0.106 R)
• M37: 70,014,945 km (0.111 R)

Asteroid Belt

Center: 8.56 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492

Radius: 5.7

Gravity: 15.14 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.28 AU - 9.36 AU

Year: 17184 Days

Day: 19.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 70,773,932 km

• M1: 71,209 km (0.103 R)
• M2: 313,557 km (0.12 R)
• M3: 548,426 km (0.086 R)
• M4: 771,626 km (0.11 R)
• M5: 997,818 km (0.077 R)
• M6: 2,086,591 km (0.063 R)
• M7: 2,321,909 km (0.071 R)
• M8: 2,509,953 km (0.088 R)
• M9: 2,822,912 km (0.079 R)
• M10: 3,062,119 km (0.111 R)
• M11: 3,263,178 km (0.111 R)
• M12: 4,372,746 km (0.1 R)
• M13: 6,416,701 km (0.087 R)
• M14: 6,621,800 km (0.077 R)
• M15: 9,176,932 km (0.081 R)
• M16: 10,758,181 km (0.077 R)
• M17: 11,887,496 km (0.06 R)
• M18: 12,898,029 km (0.103 R)
• M19: 14,873,469 km (0.075 R)
• M20: 16,347,756 km (0.064 R)
• M21: 17,836,105 km (0.107 R)
• M22: 18,821,357 km (0.117 R)
• M23: 20,016,046 km (0.116 R)
• M24: 21,169,744 km (0.088 R)
• M25: 21,442,312 km (0.099 R)
• M26: 23,126,185 km (0.095 R)
• M27: 27,394,661 km (0.095 R)
• M28: 27,935,308 km (0.107 R)
• M29: 30,284,144 km (0.097 R)
• M30: 31,212,549 km (0.091 R)
• M31: 33,125,905 km (0.031 R)
• M32: 35,370,472 km (0.074 R)
• M33: 35,882,695 km (0.094 R)
• M34: 36,660,155 km (0.118 R)
• M35: 39,607,383 km (0.111 R)
• M36: 41,847,461 km (0.11 R)
• M37: 43,581,899 km (0.062 R)
• M38: 51,489,343 km (0.087 R)
• M39: 53,311,744 km (0.106 R)
• M40: 53,984,935 km (0.089 R)
• M41: 57,612,683 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.2

Radius: 4.3

Gravity: 38.14 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.88 AU - 9.1 AU

Year: 17683 Days

Day: 24.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 115.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 70,773,932 km

• M1: 92,451 km (0.089 R)
• M2: 264,639 km (0.047 R)
• M3: 594,203 km (0.075 R)
• M4: 1,080,845 km (0.073 R)
• M5: 1,296,415 km (0.086 R)
• M6: 2,040,365 km (0.107 R)
• M7: 2,548,998 km (0.066 R)
• M8: 2,784,316 km (0.112 R)
• M9: 4,378,879 km (0.115 R)
• M10: 5,071,667 km (0.092 R)
• M11: 6,892,273 km (0.12 R)
• M12: 7,584,911 km (0.095 R)
• M13: 7,825,764 km (0.069 R)
• M14: 8,735,319 km (0.079 R)
• M15: 9,545,391 km (0.105 R)
• M16: 12,078,233 km (0.106 R)
• M17: 13,013,070 km (0.088 R)
• M18: 17,236,517 km (0.118 R)
• M19: 17,485,448 km (0.096 R)
• M20: 18,419,088 km (0.112 R)
• M21: 19,030,345 km (0.104 R)
• M22: 22,290,232 km (0.064 R)
• M23: 22,784,354 km (0.104 R)
• M24: 30,489,392 km (0.05 R)
• M25: 33,356,585 km (0.076 R)
• M26: 35,453,798 km (0.059 R)
• M27: 36,398,359 km (0.095 R)
• M28: 38,337,596 km (0.104 R)
• M29: 38,903,973 km (0.097 R)
• M30: 39,332,422 km (0.07 R)
• M31: 43,946,170 km (0.119 R)
• M32: 46,143,014 km (0.12 R)
• M33: 48,083,448 km (0.097 R)
• M34: 48,247,557 km (0.106 R)
• M35: 50,077,438 km (0.098 R)
• M36: 55,482,559 km (0.117 R)
• M37: 57,121,703 km (0.12 R)
• M38: 59,924,718 km (0.111 R)
• M39: 62,622,417 km (0.066 R)
• M40: 65,601,359 km (0.101 R)
• M41: 70,139,410 km (0.04 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 13,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit