🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.5

Radius: 9

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.77 AU - 1.17 AU

Year: 617 Days

Day: 9.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,629,910 km

• M1: 113,395 km (0.115 R)
• M2: 409,599 km (0.052 R)
• M3: 893,398 km (0.038 R)
• M4: 1,189,303 km (0.032 R)
• M5: 2,005,958 km (0.099 R)
• M6: 2,410,620 km (0.096 R)
• M7: 2,915,812 km (0.072 R)
• M8: 3,244,179 km (0.095 R)
• M9: 3,860,822 km (0.107 R)
• M10: 4,569,617 km (0.117 R)
• M11: 5,238,917 km (0.109 R)
• M12: 5,579,103 km (0.102 R)
• M13: 5,895,802 km (0.093 R)
• M14: 6,204,871 km (0.101 R)
• M15: 6,586,046 km (0.04 R)
• M16: 6,961,387 km (0.043 R)
• M17: 7,439,652 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.7

Radius: 14.6

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.81 AU - 1.23 AU

Year: 665 Days

Day: 8.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,629,910 km

• M1: 182,061 km (0.075 R)
• M2: 768,783 km (0.087 R)
• M3: 1,227,002 km (0.072 R)
• M4: 1,756,578 km (0.062 R)
• M5: 2,361,552 km (0.074 R)
• M6: 2,930,473 km (0.082 R)
• M7: 3,512,558 km (0.09 R)
• M8: 4,098,982 km (0.12 R)
• M9: 4,655,785 km (0.111 R)
• M10: 5,262,853 km (0.086 R)
• M11: 6,517,231 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.2

Radius: 15

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.97 AU - 1.23 AU

Year: 745 Days

Day: 12.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,629,910 km

• M1: 186,549 km (0.054 R)
• M2: 833,260 km (0.029 R)
• M3: 1,371,812 km (0.112 R)
• M4: 2,128,927 km (0.091 R)
• M5: 2,639,355 km (0.101 R)
• M6: 3,609,946 km (0.096 R)
• M7: 4,265,185 km (0.117 R)
• M8: 5,341,392 km (0.107 R)
• M9: 6,236,586 km (0.11 R)
• M10: 7,049,949 km (0.102 R)
• M11: 7,552,449 km (0.096 R)
• M12: 8,202,002 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.7

Radius: 12.2

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.89 AU - 2.67 AU

Year: 2223 Days

Day: 12 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,629,910 km

• M1: 151,692 km (0.082 R)
• M2: 534,064 km (0.108 R)
• M3: 979,866 km (0.072 R)
• M4: 1,390,213 km (0.05 R)
• M5: 2,657,905 km (0.057 R)
• M6: 3,225,330 km (0.114 R)
• M7: 3,630,740 km (0.119 R)
• M8: 4,274,909 km (0.042 R)
• M9: 4,848,018 km (0.116 R)
• M10: 6,622,249 km (0.069 R)
• M11: 7,530,009 km (0.078 R)
• M12: 8,014,108 km (0.104 R)
• M13: 8,888,058 km (0.101 R)
• M14: 9,332,214 km (0.106 R)
• M15: 11,004,868 km (0.092 R)
• M16: 12,277,647 km (0.049 R)
• M17: 13,687,756 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.8

Radius: 3.7

Gravity: 34.76 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.27 AU - 9.09 AU

Year: 13742 Days

Day: 23.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,629,910 km

• M1: 46,226 km (0.112 R)
• M2: 245,041 km (0.085 R)
• M3: 428,747 km (0.036 R)
• M4: 589,116 km (0.088 R)
• M5: 761,752 km (0.111 R)
• M6: 905,067 km (0.061 R)
• M7: 1,209,200 km (0.116 R)
• M8: 1,489,995 km (0.111 R)
• M9: 1,607,728 km (0.095 R)
• M10: 2,217,489 km (0.108 R)
• M11: 3,037,734 km (0.095 R)
• M12: 4,603,725 km (0.108 R)
• M13: 5,148,860 km (0.063 R)
• M14: 7,082,262 km (0.103 R)
• M15: 7,248,466 km (0.083 R)
• M16: 9,908,765 km (0.103 R)
• M17: 11,540,429 km (0.069 R)
• M18: 12,419,765 km (0.054 R)
• M19: 14,845,494 km (0.117 R)
• M20: 16,749,127 km (0.026 R)
• M21: 17,193,134 km (0.097 R)
• M22: 18,572,576 km (0.101 R)
• M23: 20,777,199 km (0.109 R)
• M24: 21,289,722 km (0.112 R)
• M25: 22,074,363 km (0.101 R)
• M26: 22,968,359 km (0.094 R)
• M27: 23,424,483 km (0.107 R)
• M28: 25,212,328 km (0.106 R)
• M29: 26,988,204 km (0.092 R)
• M30: 27,292,037 km (0.101 R)
• M31: 28,321,420 km (0.101 R)
• M32: 32,014,543 km (0.116 R)
• M33: 33,043,178 km (0.084 R)
• M34: 33,274,755 km (0.108 R)
• M35: 37,630,148 km (0.085 R)
• M36: 38,136,237 km (0.052 R)
• M37: 41,807,369 km (0.114 R)
• M38: 47,449,901 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.6

Radius: 6.4

Gravity: 22.94 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.17 AU - 9.01 AU

Year: 16256 Days

Day: 22.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,629,910 km

• M1: 80,932 km (0.025 R)
• M2: 285,732 km (0.062 R)
• M3: 530,324 km (0.096 R)
• M4: 810,521 km (0.109 R)
• M5: 1,694,196 km (0.088 R)
• M6: 4,244,241 km (0.102 R)
• M7: 4,965,602 km (0.12 R)
• M8: 5,185,960 km (0.1 R)
• M9: 5,725,709 km (0.1 R)
• M10: 7,007,763 km (0.114 R)
• M11: 7,715,809 km (0.081 R)
• M12: 8,213,671 km (0.108 R)
• M13: 8,470,531 km (0.088 R)
• M14: 9,664,920 km (0.057 R)
• M15: 10,541,115 km (0.093 R)
• M16: 11,596,827 km (0.083 R)
• M17: 12,316,542 km (0.119 R)
• M18: 16,938,817 km (0.099 R)
• M19: 18,295,969 km (0.083 R)
• M20: 22,699,831 km (0.096 R)
• M21: 28,107,944 km (0.071 R)
• M22: 30,004,995 km (0.117 R)
• M23: 31,357,509 km (0.096 R)
• M24: 31,733,299 km (0.114 R)
• M25: 32,112,230 km (0.114 R)
• M26: 36,342,708 km (0.098 R)
• M27: 37,315,244 km (0.077 R)
• M28: 38,447,850 km (0.06 R)
• M29: 40,781,427 km (0.12 R)
• M30: 48,013,437 km (0.113 R)
• M31: 48,679,895 km (0.118 R)
• M32: 51,755,777 km (0.05 R)
• M33: 61,364,448 km (0.111 R)
• M34: 61,756,095 km (0.11 R)
• M35: 62,346,558 km (0.116 R)
• M36: 65,355,719 km (0.067 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: 251 - 16,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit