🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.1

Radius: 11.3

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.63 AU - 0.79 AU

Year: 406 Days

Day: 8.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,676,461 km

• M1: 143,614 km (0.075 R)
• M2: 538,104 km (0.107 R)
• M3: 968,497 km (0.086 R)
• M4: 1,349,074 km (0.065 R)
• M5: 1,816,118 km (0.111 R)
• M6: 2,192,058 km (0.111 R)
• M7: 2,640,253 km (0.099 R)
• M8: 3,027,113 km (0.112 R)
• M9: 3,464,088 km (0.109 R)
• M10: 3,982,744 km (0.099 R)
• M11: 4,640,376 km (0.112 R)
• M12: 5,034,567 km (0.048 R)
• M13: 5,600,645 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.3

Radius: 8.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.18 AU - 3.4 AU

Year: 3161 Days

Day: 9.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,676,461 km

• M1: 109,506 km (0.088 R)
• M2: 419,323 km (0.106 R)
• M3: 912,397 km (0.076 R)
• M4: 1,300,155 km (0.032 R)
• M5: 1,711,100 km (0.117 R)
• M6: 2,108,283 km (0.099 R)
• M7: 2,392,519 km (0.102 R)
• M8: 2,702,486 km (0.059 R)
• M9: 3,244,179 km (0.103 R)
• M10: 3,639,567 km (0.048 R)
• M11: 4,461,756 km (0.094 R)
• M12: 5,821,900 km (0.076 R)
• M13: 6,345,194 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.5

Radius: 10

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.95 AU - 4.35 AU

Year: 4730 Days

Day: 14.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,676,461 km

• M1: 124,615 km (0.111 R)
• M2: 499,806 km (0.059 R)
• M3: 957,426 km (0.055 R)
• M4: 1,624,633 km (0.104 R)
• M5: 1,968,558 km (0.077 R)
• M6: 2,329,538 km (0.111 R)
• M7: 2,681,542 km (0.105 R)
• M8: 3,348,000 km (0.102 R)
• M9: 4,168,993 km (0.113 R)
• M10: 5,118,790 km (0.11 R)
• M11: 6,051,084 km (0.102 R)
• M12: 6,855,322 km (0.107 R)
• M13: 7,584,612 km (0.083 R)
• M14: 8,913,939 km (0.111 R)
• M15: 10,348,134 km (0.047 R)
• M16: 11,027,457 km (0.064 R)
• M17: 11,833,042 km (0.097 R)
• M18: 12,424,851 km (0.064 R)
• M19: 14,541,362 km (0.091 R)
• M20: 16,887,804 km (0.059 R)
• M21: 20,440,903 km (0.105 R)
• M22: 20,793,206 km (0.093 R)
• M23: 21,582,485 km (0.116 R)
• M24: 22,917,047 km (0.082 R)
• M25: 23,759,283 km (0.061 R)
• M26: 24,384,603 km (0.089 R)
• M27: 25,424,308 km (0.076 R)
• M28: 26,912,059 km (0.054 R)
• M29: 27,935,757 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.1

Radius: 8.5

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.3 AU - 6.16 AU

Year: 8112 Days

Day: 9.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 172.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,676,461 km

• M1: 105,766 km (0.079 R)
• M2: 447,298 km (0.113 R)
• M3: 898,335 km (0.12 R)
• M4: 4,063,677 km (0.103 R)
• M5: 4,684,807 km (0.112 R)
• M6: 6,413,261 km (0.088 R)
• M7: 7,364,853 km (0.085 R)
• M8: 8,448,241 km (0.11 R)
• M9: 16,622,119 km (0.108 R)
• M10: 18,612,668 km (0.099 R)
• M11: 20,315,690 km (0.073 R)
• M12: 32,564,315 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.1

Radius: 3.8

Gravity: 58.66 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.6 AU - 8.18 AU

Year: 15032 Days

Day: 18.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 87,676,461 km

• M1: 47,273 km (0.072 R)
• M2: 339,438 km (0.09 R)
• M3: 555,307 km (0.091 R)
• M4: 785,389 km (0.115 R)
• M5: 1,450,351 km (0.063 R)
• M6: 1,726,958 km (0.119 R)
• M7: 2,384,740 km (0.112 R)
• M8: 2,516,087 km (0.11 R)
• M9: 2,769,805 km (0.089 R)
• M10: 2,890,530 km (0.095 R)
• M11: 3,301,027 km (0.085 R)
• M12: 3,576,586 km (0.061 R)
• M13: 3,957,612 km (0.052 R)
• M14: 6,236,137 km (0.031 R)
• M15: 7,461,942 km (0.079 R)
• M16: 9,208,796 km (0.032 R)
• M17: 10,670,667 km (0.046 R)
• M18: 16,282,232 km (0.111 R)
• M19: 19,092,877 km (0.048 R)
• M20: 21,260,550 km (0.104 R)
• M21: 22,990,201 km (0.081 R)
• M22: 23,287,302 km (0.032 R)
• M23: 23,486,716 km (0.069 R)
• M24: 25,863,377 km (0.088 R)
• M25: 26,077,302 km (0.111 R)
• M26: 29,429,791 km (0.08 R)
• M27: 31,329,983 km (0.087 R)
• M28: 31,573,079 km (0.117 R)
• M29: 36,435,010 km (0.059 R)
• M30: 36,974,011 km (0.106 R)
• M31: 37,381,815 km (0.068 R)
• M32: 44,320,464 km (0.063 R)
• M33: 44,934,712 km (0.111 R)
• M34: 46,023,187 km (0.12 R)
• M35: 46,179,965 km (0.095 R)
• M36: 50,219,856 km (0.119 R)
• M37: 57,525,916 km (0.114 R)
• M38: 59,364,175 km (0.095 R)
• M39: 59,736,375 km (0.044 R)
• M40: 60,110,220 km (0.12 R)
• M41: 62,578,285 km (0.077 R)
• M42: 64,718,732 km (0.117 R)
• M43: 66,305,666 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971.2

Radius: 8

Gravity: 15.18 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.54 AU - 12.04 AU

Year: 20776 Days

Day: 24.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 69.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,676,461 km

• M1: 100,081 km (0.086 R)
• M2: 360,980 km (0.058 R)
• M3: 758,910 km (0.091 R)
• M4: 1,097,001 km (0.11 R)
• M5: 1,568,833 km (0.053 R)
• M6: 2,105,590 km (0.109 R)
• M7: 3,362,511 km (0.109 R)
• M8: 3,822,226 km (0.105 R)
• M9: 4,464,000 km (0.116 R)
• M10: 4,905,015 km (0.057 R)
• M11: 5,374,752 km (0.107 R)
• M12: 6,313,778 km (0.1 R)
• M13: 7,308,155 km (0.086 R)
• M14: 9,192,041 km (0.03 R)
• M15: 9,664,172 km (0.045 R)
• M16: 11,178,551 km (0.098 R)
• M17: 11,922,950 km (0.071 R)
• M18: 14,909,821 km (0.109 R)
• M19: 21,893,798 km (0.117 R)
• M20: 25,854,102 km (0.086 R)
• M21: 33,889,154 km (0.104 R)
• M22: 34,731,539 km (0.106 R)
• M23: 40,081,309 km (0.117 R)
• M24: 41,340,474 km (0.046 R)
• M25: 42,951,194 km (0.077 R)
• M26: 43,442,474 km (0.078 R)
• M27: 47,508,693 km (0.075 R)
• M28: 49,994,112 km (0.069 R)
• M29: 51,821,600 km (0.084 R)
• M30: 55,029,726 km (0.107 R)
• M31: 55,609,268 km (0.118 R)
• M32: 58,167,841 km (0.073 R)
• M33: 59,984,408 km (0.057 R)
• M34: 60,393,259 km (0.094 R)
• M35: 63,095,595 km (0.027 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 13,139 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit