🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.2

Radius: 12.5

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.03 AU - 1.43 AU

Year: 910 Days

Day: 8.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,219,552 km

• M1: 155,881 km (0.111 R)
• M2: 554,410 km (0.046 R)
• M3: 1,111,063 km (0.105 R)
• M4: 1,758,373 km (0.112 R)
• M5: 2,321,460 km (0.084 R)
• M6: 2,791,347 km (0.028 R)
• M7: 3,563,720 km (0.072 R)
• M8: 4,128,752 km (0.071 R)
• M9: 4,767,086 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.4

Radius: 8.8

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.43 AU - 2.19 AU

Year: 1624 Days

Day: 11.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,219,552 km

• M1: 109,506 km (0.04 R)
• M2: 466,745 km (0.054 R)
• M3: 750,832 km (0.094 R)
• M4: 1,084,585 km (0.111 R)
• M5: 1,413,999 km (0.083 R)
• M6: 1,780,514 km (0.073 R)
• M7: 2,141,194 km (0.079 R)
• M8: 4,046,922 km (0.096 R)
• M9: 4,427,648 km (0.069 R)
• M10: 5,053,865 km (0.104 R)
• M11: 5,605,133 km (0.055 R)
• M12: 7,056,083 km (0.113 R)
• M13: 7,690,378 km (0.114 R)
• M14: 9,072,662 km (0.084 R)
• M15: 10,478,732 km (0.114 R)
• M16: 10,817,572 km (0.109 R)
• M17: 12,135,529 km (0.105 R)
• M18: 12,433,977 km (0.107 R)
• M19: 12,813,955 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.2

Radius: 14.5

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.45 AU - 5.39 AU

Year: 7277 Days

Day: 5.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,219,552 km

• M1: 180,265 km (0.082 R)
• M2: 938,577 km (0.097 R)
• M3: 1,453,643 km (0.117 R)
• M4: 1,996,982 km (0.119 R)
• M5: 2,730,311 km (0.105 R)
• M6: 3,728,428 km (0.063 R)
• M7: 4,250,375 km (0.03 R)
• M8: 4,713,530 km (0.114 R)
• M9: 5,355,005 km (0.036 R)
• M10: 6,117,805 km (0.07 R)
• M11: 7,747,973 km (0.094 R)
• M12: 8,644,363 km (0.111 R)
• M13: 9,180,971 km (0.115 R)
• M14: 10,139,893 km (0.055 R)
• M15: 11,212,809 km (0.092 R)
• M16: 11,702,293 km (0.116 R)
• M17: 13,972,441 km (0.109 R)
• M18: 15,903,899 km (0.061 R)
• M19: 17,029,623 km (0.111 R)
• M20: 18,341,896 km (0.117 R)
• M21: 20,653,332 km (0.077 R)
• M22: 25,594,999 km (0.095 R)
• M23: 27,580,013 km (0.117 R)
• M24: 28,294,044 km (0.102 R)
• M25: 33,339,531 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.8

Radius: 7.3

Gravity: 13.11 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.85 AU - 7.85 AU

Year: 10671 Days

Day: 24.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,219,552 km

• M1: 93,798 km (0.112 R)
• M2: 351,256 km (0.12 R)
• M3: 604,675 km (0.092 R)
• M4: 867,219 km (0.105 R)
• M5: 1,114,055 km (0.088 R)
• M6: 1,865,635 km (0.04 R)
• M7: 2,138,202 km (0.045 R)
• M8: 2,398,503 km (0.117 R)
• M9: 4,375,139 km (0.118 R)
• M10: 4,954,532 km (0.086 R)
• M11: 5,758,022 km (0.098 R)
• M12: 6,340,107 km (0.098 R)
• M13: 12,311,157 km (0.088 R)
• M14: 12,667,050 km (0.085 R)
• M15: 14,550,637 km (0.105 R)
• M16: 16,398,769 km (0.062 R)
• M17: 17,490,534 km (0.113 R)
• M18: 18,629,872 km (0.077 R)
• M19: 20,061,523 km (0.077 R)
• M20: 20,307,013 km (0.113 R)
• M21: 21,995,525 km (0.109 R)
• M22: 23,593,379 km (0.102 R)
• M23: 24,142,852 km (0.109 R)
• M24: 27,418,447 km (0.077 R)
• M25: 28,025,665 km (0.119 R)
• M26: 28,538,487 km (0.11 R)
• M27: 30,329,173 km (0.077 R)
• M28: 30,761,062 km (0.106 R)
• M29: 36,269,705 km (0.111 R)
• M30: 39,511,490 km (0.108 R)
• M31: 44,450,315 km (0.045 R)
• M32: 44,728,417 km (0.071 R)
• M33: 49,486,676 km (0.032 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.8

Radius: 5

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.86 AU - 8.32 AU

Year: 12589 Days

Day: 15.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,219,552 km

• M1: 63,280 km (0.111 R)
• M2: 313,856 km (0.116 R)
• M3: 511,326 km (0.117 R)
• M4: 879,336 km (0.107 R)
• M5: 1,309,131 km (0.104 R)
• M6: 1,633,459 km (0.08 R)
• M7: 2,441,736 km (0.087 R)
• M8: 2,769,206 km (0.097 R)
• M9: 3,464,836 km (0.101 R)
• M10: 3,753,560 km (0.11 R)
• M11: 5,901,636 km (0.049 R)
• M12: 8,113,889 km (0.109 R)
• M13: 9,565,288 km (0.11 R)
• M14: 11,441,096 km (0.115 R)
• M15: 12,189,982 km (0.082 R)
• M16: 16,631,094 km (0.087 R)
• M17: 18,370,170 km (0.107 R)
• M18: 19,320,715 km (0.103 R)
• M19: 20,846,463 km (0.09 R)
• M20: 21,160,918 km (0.118 R)
• M21: 22,368,622 km (0.108 R)
• M22: 23,367,337 km (0.117 R)
• M23: 32,135,119 km (0.065 R)
• M24: 34,488,892 km (0.105 R)
• M25: 36,271,201 km (0.116 R)
• M26: 37,880,126 km (0.072 R)
• M27: 40,625,995 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.8

Radius: 3

Gravity: 51.09 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 7.89 AU - 11.01 AU

Year: 19372 Days

Day: 22.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 65,219,552 km

• M1: 37,699 km (0.064 R)
• M2: 204,949 km (0.086 R)
• M3: 374,743 km (0.078 R)
• M4: 598,840 km (0.12 R)
• M5: 694,134 km (0.066 R)
• M6: 949,647 km (0.055 R)
• M7: 1,291,927 km (0.118 R)
• M8: 1,744,910 km (0.087 R)
• M9: 2,055,325 km (0.105 R)
• M10: 2,173,208 km (0.072 R)
• M11: 3,103,857 km (0.027 R)
• M12: 5,076,454 km (0.108 R)
• M13: 5,781,210 km (0.045 R)
• M14: 6,935,208 km (0.031 R)
• M15: 7,519,687 km (0.073 R)
• M16: 8,136,329 km (0.073 R)
• M17: 9,044,687 km (0.072 R)
• M18: 10,415,602 km (0.083 R)
• M19: 12,755,163 km (0.112 R)
• M20: 13,976,331 km (0.11 R)
• M21: 15,051,790 km (0.115 R)
• M22: 18,186,912 km (0.071 R)
• M23: 22,877,404 km (0.088 R)
• M24: 24,164,245 km (0.094 R)
• M25: 28,763,781 km (0.038 R)
• M26: 28,877,176 km (0.046 R)
• M27: 29,104,864 km (0.092 R)
• M28: 31,088,831 km (0.062 R)
• M29: 31,689,018 km (0.117 R)
• M30: 35,976,642 km (0.081 R)
• M31: 37,985,293 km (0.111 R)
• M32: 38,809,278 km (0.115 R)
• M33: 39,365,034 km (0.053 R)
• M34: 41,064,466 km (0.078 R)
• M35: 41,352,442 km (0.12 R)
• M36: 43,256,673 km (0.093 R)
• M37: 43,405,523 km (0.114 R)
• M38: 45,834,095 km (0.115 R)
• M39: 47,081,591 km (0.053 R)
• M40: 47,555,218 km (0.064 R)
• M41: 48,191,608 km (0.062 R)
• M42: 52,806,104 km (0.066 R)
• M43: 56,276,625 km (0.062 R)
• M44: 56,454,048 km (0.059 R)
• M45: 58,067,610 km (0.097 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 13,478 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit