🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 12.6

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.84 AU - 0.98 AU

Year: 569 Days

Day: 10.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,529,572 km

• M1: 156,629 km (0.104 R)
• M2: 595,100 km (0.026 R)
• M3: 1,130,661 km (0.111 R)
• M4: 1,559,109 km (0.11 R)
• M5: 1,985,164 km (0.116 R)
• M6: 2,398,652 km (0.073 R)
• M7: 2,952,763 km (0.047 R)
• M8: 3,567,610 km (0.108 R)
• M9: 4,599,087 km (0.064 R)
• M10: 5,317,456 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.9

Radius: 15

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.01 AU - 1.27 AU

Year: 798 Days

Day: 10.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,529,572 km

• M1: 186,549 km (0.059 R)
• M2: 898,485 km (0.095 R)
• M3: 1,370,466 km (0.111 R)
• M4: 2,128,628 km (0.115 R)
• M5: 2,812,440 km (0.113 R)
• M6: 3,432,673 km (0.107 R)
• M7: 3,960,753 km (0.091 R)
• M8: 5,004,348 km (0.088 R)
• M9: 6,244,814 km (0.084 R)
• M10: 7,082,562 km (0.105 R)
• M11: 8,141,116 km (0.079 R)
• M12: 8,773,466 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.3

Radius: 8.1

Gravity: 10.17 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.92 AU - 1.44 AU

Year: 841 Days

Day: 6.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,529,572 km

• M1: 100,829 km (0.054 R)
• M2: 430,842 km (0.118 R)
• M3: 768,933 km (0.048 R)
• M4: 1,025,194 km (0.086 R)
• M5: 1,474,137 km (0.09 R)
• M6: 1,753,586 km (0.088 R)
• M7: 2,260,723 km (0.081 R)
• M8: 2,693,809 km (0.109 R)
• M9: 3,025,168 km (0.082 R)
• M10: 3,315,238 km (0.081 R)
• M11: 3,594,986 km (0.07 R)
• M12: 4,701,412 km (0.119 R)
• M13: 5,202,116 km (0.041 R)
• M14: 5,897,746 km (0.113 R)
• M15: 7,784,924 km (0.067 R)
• M16: 8,985,447 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.7

Radius: 14.6

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.84 AU - 2.88 AU

Year: 3173 Days

Day: 6.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,529,572 km

• M1: 186,100 km (0.094 R)
• M2: 1,017,266 km (0.06 R)
• M3: 1,906,475 km (0.084 R)
• M4: 2,664,936 km (0.029 R)
• M5: 3,862,916 km (0.074 R)
• M6: 5,216,777 km (0.088 R)
• M7: 8,257,354 km (0.089 R)
• M8: 9,229,291 km (0.087 R)
• M9: 10,206,315 km (0.1 R)
• M10: 13,980,669 km (0.108 R)
• M11: 14,548,991 km (0.094 R)
• M12: 15,087,095 km (0.072 R)
• M13: 15,592,137 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 8.9

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.83 AU - 3.97 AU

Year: 4113 Days

Day: 8.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,529,572 km

• M1: 110,702 km (0.103 R)
• M2: 507,885 km (0.116 R)
• M3: 1,153,250 km (0.087 R)
• M4: 1,776,325 km (0.055 R)
• M5: 2,185,625 km (0.119 R)
• M6: 2,592,382 km (0.071 R)
• M7: 3,139,611 km (0.106 R)
• M8: 3,761,788 km (0.112 R)
• M9: 4,080,731 km (0.112 R)
• M10: 5,732,291 km (0.061 R)
• M11: 6,098,058 km (0.09 R)
• M12: 7,453,714 km (0.104 R)
• M13: 8,414,880 km (0.098 R)
• M14: 8,740,704 km (0.039 R)
• M15: 11,263,373 km (0.114 R)
• M16: 11,883,606 km (0.062 R)
• M17: 13,781,704 km (0.108 R)
• M18: 14,439,785 km (0.111 R)
• M19: 15,709,721 km (0.048 R)
• M20: 17,109,957 km (0.032 R)
• M21: 17,575,207 km (0.116 R)
• M22: 18,108,523 km (0.115 R)
• M23: 20,157,116 km (0.076 R)
• M24: 20,610,697 km (0.114 R)
• M25: 23,263,666 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.6

Radius: 12.4

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.41 AU - 6.67 AU

Year: 8554 Days

Day: 12.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,529,572 km

• M1: 194,627 km (0.045 R)
• M2: 612,005 km (0.117 R)
• M3: 1,028,934 km (0.072 R)
• M4: 1,727,407 km (0.114 R)
• M5: 2,884,845 km (0.098 R)
• M6: 3,316,435 km (0.066 R)
• M7: 3,717,208 km (0.115 R)
• M8: 4,123,965 km (0.089 R)
• M9: 4,588,915 km (0.093 R)
• M10: 6,374,814 km (0.112 R)
• M11: 6,811,191 km (0.108 R)
• M12: 8,455,272 km (0.101 R)
• M13: 9,768,591 km (0.118 R)
• M14: 11,370,635 km (0.081 R)
• M15: 12,569,512 km (0.086 R)
• M16: 13,199,768 km (0.102 R)
• M17: 13,911,106 km (0.071 R)
• M18: 14,710,557 km (0.091 R)
• M19: 15,605,451 km (0.103 R)
• M20: 16,877,482 km (0.116 R)
• M21: 18,217,580 km (0.078 R)
• M22: 22,164,421 km (0.084 R)
• M23: 22,579,555 km (0.091 R)
• M24: 24,468,976 km (0.069 R)
• M25: 27,977,046 km (0.114 R)
• M26: 33,086,112 km (0.088 R)
• M27: 36,317,576 km (0.069 R)
• M28: 37,128,097 km (0.053 R)
• M29: 40,987,423 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.8

Radius: 6.6

Gravity: 15.63 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.51 AU - 10.61 AU

Year: 16429 Days

Day: 19 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,529,572 km

• M1: 82,279 km (0.101 R)
• M2: 349,461 km (0.077 R)
• M3: 829,670 km (0.087 R)
• M4: 1,334,114 km (0.062 R)
• M5: 1,621,940 km (0.105 R)
• M6: 1,896,153 km (0.093 R)
• M7: 2,451,012 km (0.093 R)
• M8: 2,719,689 km (0.066 R)
• M9: 3,370,290 km (0.061 R)
• M10: 3,790,062 km (0.114 R)
• M11: 4,870,907 km (0.091 R)
• M12: 6,224,917 km (0.113 R)
• M13: 8,700,014 km (0.106 R)
• M14: 9,543,746 km (0.114 R)
• M15: 10,098,006 km (0.05 R)
• M16: 11,453,961 km (0.108 R)
• M17: 12,466,140 km (0.073 R)
• M18: 17,195,078 km (0.044 R)
• M19: 17,520,005 km (0.118 R)
• M20: 24,499,194 km (0.119 R)
• M21: 34,912,553 km (0.103 R)
• M22: 36,358,117 km (0.108 R)
• M23: 42,985,901 km (0.091 R)
• M24: 51,880,691 km (0.103 R)
• M25: 65,018,675 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.7

Radius: 4.1

Gravity: 54.18 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.23 AU - 11.79 AU

Year: 19239 Days

Day: 20.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 52.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 81,529,572 km

• M1: 51,013 km (0.093 R)
• M2: 229,932 km (0.114 R)
• M3: 849,566 km (0.111 R)
• M4: 979,118 km (0.065 R)
• M5: 1,263,952 km (0.076 R)
• M6: 1,466,658 km (0.112 R)
• M7: 1,601,894 km (0.106 R)
• M8: 1,801,607 km (0.038 R)
• M9: 2,317,570 km (0.104 R)
• M10: 2,501,875 km (0.05 R)
• M11: 2,695,903 km (0.104 R)
• M12: 3,281,728 km (0.098 R)
• M13: 3,696,264 km (0.11 R)
• M14: 3,884,159 km (0.1 R)
• M15: 4,111,548 km (0.08 R)
• M16: 4,416,877 km (0.068 R)
• M17: 4,557,200 km (0.106 R)
• M18: 4,700,664 km (0.083 R)
• M19: 4,884,221 km (0.102 R)
• M20: 5,749,196 km (0.055 R)
• M21: 5,959,082 km (0.104 R)
• M22: 7,725,982 km (0.115 R)
• M23: 9,404,021 km (0.117 R)
• M24: 13,980,071 km (0.108 R)
• M25: 14,207,160 km (0.026 R)
• M26: 16,531,014 km (0.096 R)
• M27: 17,562,491 km (0.053 R)
• M28: 25,332,903 km (0.091 R)
• M29: 34,562,494 km (0.078 R)
• M30: 36,671,973 km (0.114 R)
• M31: 37,393,783 km (0.119 R)
• M32: 41,145,398 km (0.092 R)
• M33: 41,924,654 km (0.117 R)
• M34: 42,396,934 km (0.102 R)
• M35: 42,555,059 km (0.055 R)
• M36: 43,835,018 km (0.114 R)
• M37: 44,811,444 km (0.069 R)
• M38: 45,802,530 km (0.047 R)
• M39: 56,719,883 km (0.118 R)
• M40: 57,297,480 km (0.091 R)
• M41: 58,073,744 km (0.077 R)
• M42: 73,498,182 km (0.094 R)
• M43: 78,631,334 km (0.115 R)
• M44: 79,349,403 km (0.069 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 16,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit