🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.9

Radius: 10.1

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.01 AU - 1.09 AU

Year: 695 Days

Day: 8.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,745,750 km

• M1: 129,851 km (0.073 R)
• M2: 561,441 km (0.101 R)
• M3: 899,233 km (0.104 R)
• M4: 1,416,841 km (0.105 R)
• M5: 2,090,331 km (0.102 R)
• M6: 4,221,203 km (0.1 R)
• M7: 4,834,704 km (0.107 R)
• M8: 5,540,656 km (0.086 R)
• M9: 5,945,767 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.7

Radius: 10.8

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.98 AU - 1.24 AU

Year: 755 Days

Day: 13.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,745,750 km

• M1: 135,536 km (0.11 R)
• M2: 605,572 km (0.106 R)
• M3: 943,364 km (0.106 R)
• M4: 1,623,586 km (0.07 R)
• M5: 2,319,365 km (0.08 R)
• M6: 2,685,132 km (0.106 R)
• M7: 3,268,115 km (0.079 R)
• M8: 4,298,994 km (0.105 R)
• M9: 4,720,561 km (0.104 R)
• M10: 7,236,498 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.1

Radius: 14.2

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.36 AU - 1.7 AU

Year: 1222 Days

Day: 8.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,745,750 km

• M1: 176,675 km (0.11 R)
• M2: 628,909 km (0.086 R)
• M3: 1,263,952 km (0.053 R)
• M4: 1,761,066 km (0.062 R)
• M5: 2,823,959 km (0.084 R)
• M6: 3,377,022 km (0.062 R)
• M7: 4,570,365 km (0.079 R)
• M8: 5,301,300 km (0.057 R)
• M9: 5,968,955 km (0.064 R)
• M10: 7,064,161 km (0.081 R)
• M11: 7,898,169 km (0.107 R)
• M12: 8,540,692 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.7

Radius: 11.6

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.9 AU - 2.82 AU

Year: 2341 Days

Day: 6 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,745,750 km

• M1: 144,212 km (0.034 R)
• M2: 535,261 km (0.118 R)
• M3: 1,180,178 km (0.068 R)
• M4: 1,750,145 km (0.113 R)
• M5: 2,303,358 km (0.111 R)
• M6: 2,987,021 km (0.118 R)
• M7: 4,138,176 km (0.062 R)
• M8: 4,625,417 km (0.102 R)
• M9: 5,246,098 km (0.061 R)
• M10: 5,895,502 km (0.105 R)
• M11: 7,385,497 km (0.035 R)
• M12: 9,538,959 km (0.07 R)
• M13: 10,015,278 km (0.05 R)
• M14: 11,540,429 km (0.093 R)
• M15: 11,913,376 km (0.087 R)
• M16: 16,461,301 km (0.056 R)
• M17: 17,040,993 km (0.074 R)
• M18: 18,408,766 km (0.06 R)
• M19: 19,148,378 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369.4

Radius: 6.5

Gravity: 8.74 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.71 AU - 6.51 AU

Year: 9752 Days

Day: 24.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,745,750 km

• M1: 81,381 km (0.094 R)
• M2: 391,797 km (0.089 R)
• M3: 948,600 km (0.108 R)
• M4: 1,254,827 km (0.118 R)
• M5: 1,694,345 km (0.091 R)
• M6: 2,797,480 km (0.105 R)
• M7: 3,210,520 km (0.098 R)
• M8: 3,980,201 km (0.048 R)
• M9: 9,699,776 km (0.079 R)
• M10: 10,839,563 km (0.076 R)
• M11: 14,311,430 km (0.098 R)
• M12: 14,670,764 km (0.076 R)
• M13: 18,459,928 km (0.04 R)
• M14: 20,277,094 km (0.039 R)
• M15: 36,115,170 km (0.083 R)
• M16: 36,669,430 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.5

Radius: 3

Gravity: 12.83 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.28 AU - 8.1 AU

Year: 11173 Days

Day: 17.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,745,750 km

• M1: 37,399 km (0.045 R)
• M2: 156,180 km (0.065 R)
• M3: 286,181 km (0.078 R)
• M4: 388,356 km (0.052 R)
• M5: 837,299 km (0.106 R)
• M6: 1,237,324 km (0.08 R)
• M7: 1,901,090 km (0.105 R)
• M8: 2,563,509 km (0.105 R)
• M9: 3,639,567 km (0.103 R)
• M10: 3,814,596 km (0.076 R)
• M11: 4,471,480 km (0.08 R)
• M12: 5,145,868 km (0.095 R)
• M13: 5,283,049 km (0.119 R)
• M14: 7,432,172 km (0.091 R)
• M15: 7,713,865 km (0.113 R)
• M16: 8,373,591 km (0.12 R)
• M17: 9,270,131 km (0.034 R)
• M18: 10,100,250 km (0.119 R)
• M19: 10,621,299 km (0.091 R)
• M20: 12,389,696 km (0.072 R)
• M21: 14,290,935 km (0.079 R)
• M22: 14,507,403 km (0.059 R)
• M23: 16,201,599 km (0.103 R)
• M24: 17,217,817 km (0.099 R)
• M25: 23,387,682 km (0.088 R)
• M26: 25,230,279 km (0.12 R)
• M27: 26,429,755 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.9

Radius: 3

Gravity: 37.54 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 10.33 AU - 11.57 AU

Year: 23396 Days

Day: 23 Hours

Environment

Temp: -233 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 66,745,750 km

• M1: 65,524 km (0.036 R)
• M2: 194,178 km (0.117 R)
• M3: 737,966 km (0.074 R)
• M4: 982,708 km (0.097 R)
• M5: 1,350,270 km (0.106 R)
• M6: 1,614,311 km (0.108 R)
• M7: 2,391,322 km (0.094 R)
• M8: 2,729,264 km (0.07 R)
• M9: 3,149,634 km (0.068 R)
• M10: 3,254,502 km (0.098 R)
• M11: 3,361,763 km (0.036 R)
• M12: 3,471,419 km (0.102 R)
• M13: 3,611,741 km (0.105 R)
• M14: 3,785,125 km (0.106 R)
• M15: 3,964,044 km (0.076 R)
• M16: 4,242,895 km (0.092 R)
• M17: 5,566,238 km (0.038 R)
• M18: 6,116,159 km (0.031 R)
• M19: 6,238,530 km (0.054 R)
• M20: 6,362,547 km (0.103 R)
• M21: 6,488,209 km (0.12 R)
• M22: 7,322,965 km (0.094 R)
• M23: 7,933,624 km (0.054 R)
• M24: 8,128,251 km (0.037 R)
• M25: 14,160,037 km (0.073 R)
• M26: 14,374,411 km (0.057 R)
• M27: 14,809,591 km (0.108 R)
• M28: 15,859,020 km (0.114 R)
• M29: 21,105,268 km (0.108 R)
• M30: 22,722,720 km (0.035 R)
• M31: 25,669,349 km (0.096 R)
• M32: 27,955,354 km (0.079 R)
• M33: 33,809,268 km (0.113 R)
• M34: 36,952,918 km (0.114 R)
• M35: 38,456,676 km (0.069 R)
• M36: 44,420,993 km (0.068 R)
• M37: 45,807,915 km (0.111 R)
• M38: 46,433,533 km (0.092 R)
• M39: 48,022,263 km (0.095 R)
• M40: 48,830,091 km (0.117 R)
• M41: 52,321,855 km (0.048 R)
• M42: 64,373,011 km (0.111 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 10,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit