🌌 Stone's Star System Generator

Asteroid Belt

Center: 3.17 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.5

Radius: 10.3

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.23 AU - 7.43 AU

Year: 5968 Days

Day: 8.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 100,685,229 km

• M1: 128,056 km (0.044 R)
• M2: 452,982 km (0.076 R)
• M3: 1,243,757 km (0.105 R)
• M4: 1,791,584 km (0.039 R)
• M5: 2,144,037 km (0.093 R)
• M6: 3,533,203 km (0.094 R)
• M7: 5,283,946 km (0.082 R)
• M8: 8,296,997 km (0.083 R)
• M9: 9,407,761 km (0.096 R)
• M10: 10,442,530 km (0.099 R)
• M11: 10,833,130 km (0.101 R)
• M12: 11,188,425 km (0.094 R)
• M13: 12,253,562 km (0.115 R)
• M14: 13,334,406 km (0.116 R)
• M15: 16,025,672 km (0.073 R)
• M16: 17,137,184 km (0.102 R)
• M17: 19,447,873 km (0.079 R)
• M18: 21,398,629 km (0.072 R)
• M19: 24,072,691 km (0.051 R)
• M20: 24,908,793 km (0.116 R)
• M21: 26,558,559 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.7

Radius: 12

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.9 AU - 8.14 AU

Year: 6239 Days

Day: 11.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 100,685,229 km

• M1: 149,299 km (0.114 R)
• M2: 579,991 km (0.114 R)
• M3: 1,008,140 km (0.097 R)
• M4: 1,400,386 km (0.111 R)
• M5: 1,826,740 km (0.116 R)
• M6: 3,917,071 km (0.089 R)
• M7: 4,308,119 km (0.118 R)
• M8: 4,944,210 km (0.076 R)
• M9: 7,903,106 km (0.108 R)
• M10: 9,320,695 km (0.114 R)
• M11: 9,888,270 km (0.03 R)
• M12: 10,996,790 km (0.103 R)
• M13: 11,433,167 km (0.09 R)
• M14: 11,931,627 km (0.105 R)
• M15: 13,187,501 km (0.109 R)
• M16: 14,128,920 km (0.064 R)
• M17: 16,520,691 km (0.098 R)
• M18: 16,901,418 km (0.076 R)
• M19: 18,962,727 km (0.108 R)
• M20: 26,577,408 km (0.048 R)
• M21: 27,542,015 km (0.076 R)
• M22: 29,078,535 km (0.073 R)
• M23: 30,767,046 km (0.03 R)
• M24: 32,124,796 km (0.09 R)
• M25: 33,724,895 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.9

Radius: 15

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.6 AU - 7.02 AU

Year: 6660 Days

Day: 11.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 100,685,229 km

• M1: 186,549 km (0.085 R)
• M2: 696,228 km (0.091 R)
• M3: 1,250,937 km (0.072 R)
• M4: 1,811,181 km (0.116 R)
• M5: 2,697,399 km (0.117 R)
• M6: 3,812,801 km (0.096 R)
• M7: 4,413,287 km (0.029 R)
• M8: 5,132,703 km (0.113 R)
• M9: 6,807,152 km (0.11 R)
• M10: 8,343,672 km (0.08 R)
• M11: 9,193,836 km (0.1 R)
• M12: 11,114,823 km (0.056 R)
• M13: 12,044,125 km (0.083 R)
• M14: 12,971,631 km (0.093 R)
• M15: 13,453,037 km (0.117 R)
• M16: 15,739,042 km (0.081 R)
• M17: 17,942,769 km (0.111 R)
• M18: 18,473,991 km (0.096 R)
• M19: 25,364,469 km (0.109 R)
• M20: 26,630,067 km (0.115 R)
• M21: 29,746,789 km (0.11 R)
• M22: 32,802,475 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92

Radius: 8.9

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.96 AU - 12.96 AU

Year: 12677 Days

Day: 12.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 100,685,229 km

• M1: 110,852 km (0.103 R)
• M2: 563,685 km (0.115 R)
• M3: 1,957,638 km (0.05 R)
• M4: 3,122,556 km (0.085 R)
• M5: 5,903,880 km (0.057 R)
• M6: 7,003,275 km (0.082 R)
• M7: 8,958,818 km (0.041 R)
• M8: 13,136,039 km (0.12 R)
• M9: 15,787,811 km (0.098 R)
• M10: 17,392,099 km (0.115 R)
• M11: 24,590,449 km (0.084 R)
• M12: 24,979,404 km (0.091 R)
• M13: 27,818,173 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.7

Radius: 4.2

Gravity: 55.43 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 14.48 AU - 18.84 AU

Year: 25482 Days

Day: 15.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 100,685,229 km

• M1: 52,210 km (0.12 R)
• M2: 209,287 km (0.113 R)
• M3: 371,900 km (0.091 R)
• M4: 555,457 km (0.111 R)
• M5: 699,819 km (0.04 R)
• M6: 893,997 km (0.086 R)
• M7: 1,308,832 km (0.108 R)
• M8: 1,443,320 km (0.035 R)
• M9: 2,381,748 km (0.1 R)
• M10: 4,184,552 km (0.067 R)
• M11: 4,747,339 km (0.075 R)
• M12: 6,067,690 km (0.108 R)
• M13: 7,614,980 km (0.106 R)
• M14: 7,886,949 km (0.11 R)
• M15: 9,161,374 km (0.09 R)
• M16: 12,782,839 km (0.031 R)
• M17: 14,039,461 km (0.118 R)
• M18: 15,635,670 km (0.087 R)
• M19: 15,898,364 km (0.115 R)
• M20: 16,886,608 km (0.078 R)
• M21: 19,585,503 km (0.066 R)
• M22: 21,357,190 km (0.07 R)
• M23: 22,007,044 km (0.094 R)
• M24: 22,781,811 km (0.06 R)
• M25: 26,556,464 km (0.054 R)
• M26: 28,201,891 km (0.064 R)
• M27: 33,399,370 km (0.05 R)
• M28: 34,866,028 km (0.084 R)
• M29: 35,464,569 km (0.11 R)
• M30: 45,637,523 km (0.11 R)
• M31: 50,807,326 km (0.099 R)
• M32: 53,731,067 km (0.029 R)
• M33: 55,741,363 km (0.109 R)
• M34: 60,339,104 km (0.109 R)
• M35: 62,290,758 km (0.1 R)
• M36: 83,369,846 km (0.099 R)
• M37: 94,767,259 km (0.107 R)
• M38: 98,884,641 km (0.065 R)
• M39: 100,082,621 km (0.108 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: 369 - 14,327 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit