🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.5 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.1

Radius: 12

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.58 AU - 3.4 AU

Year: 3507 Days

Day: 11.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,377,614 km

• M1: 149,747 km (0.098 R)
• M2: 527,931 km (0.104 R)
• M3: 1,069,326 km (0.075 R)
• M4: 1,459,327 km (0.037 R)
• M5: 1,894,208 km (0.099 R)
• M6: 2,370,378 km (0.081 R)
• M7: 2,804,810 km (0.119 R)
• M8: 3,900,615 km (0.082 R)
• M9: 5,725,111 km (0.083 R)
• M10: 6,155,204 km (0.109 R)
• M11: 9,092,559 km (0.108 R)
• M12: 9,800,306 km (0.09 R)
• M13: 11,281,624 km (0.063 R)
• M14: 13,750,887 km (0.116 R)
• M15: 15,769,411 km (0.1 R)
• M16: 18,967,514 km (0.051 R)
• M17: 20,188,831 km (0.083 R)
• M18: 22,645,677 km (0.057 R)
• M19: 24,093,635 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.6

Radius: 14.9

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.95 AU - 4.05 AU

Year: 4441 Days

Day: 6.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 73.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,377,614 km

• M1: 186,848 km (0.06 R)
• M2: 678,875 km (0.074 R)
• M3: 1,498,671 km (0.088 R)
• M4: 2,379,055 km (0.111 R)
• M5: 3,292,200 km (0.079 R)
• M6: 3,852,145 km (0.06 R)
• M7: 5,244,303 km (0.097 R)
• M8: 5,758,022 km (0.118 R)
• M9: 7,914,027 km (0.119 R)
• M10: 11,522,477 km (0.104 R)
• M11: 12,969,238 km (0.104 R)
• M12: 13,964,961 km (0.083 R)
• M13: 15,064,655 km (0.099 R)
• M14: 16,278,044 km (0.061 R)
• M15: 17,083,478 km (0.063 R)
• M16: 18,402,782 km (0.075 R)
• M17: 19,660,152 km (0.052 R)
• M18: 20,507,624 km (0.119 R)
• M19: 21,108,708 km (0.071 R)
• M20: 22,486,206 km (0.071 R)
• M21: 23,485,669 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.6

Radius: 8.3

Gravity: 11.96 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.39 AU - 4.61 AU

Year: 6475 Days

Day: 7.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,377,614 km

• M1: 103,372 km (0.116 R)
• M2: 398,529 km (0.043 R)
• M3: 669,600 km (0.12 R)
• M4: 1,421,180 km (0.05 R)
• M5: 1,907,822 km (0.072 R)
• M6: 2,686,927 km (0.111 R)
• M7: 3,106,849 km (0.092 R)
• M8: 4,606,418 km (0.093 R)
• M9: 5,299,505 km (0.113 R)
• M10: 5,671,255 km (0.089 R)
• M11: 7,185,635 km (0.116 R)
• M12: 9,391,006 km (0.11 R)
• M13: 12,874,243 km (0.089 R)
• M14: 14,781,167 km (0.063 R)
• M15: 16,737,309 km (0.074 R)
• M16: 18,225,957 km (0.108 R)
• M17: 18,717,686 km (0.106 R)
• M18: 20,096,828 km (0.033 R)
• M19: 20,773,310 km (0.104 R)
• M20: 23,138,003 km (0.079 R)
• M21: 24,469,724 km (0.079 R)
• M22: 27,012,738 km (0.099 R)
• M23: 30,802,052 km (0.108 R)
• M24: 34,823,841 km (0.073 R)
• M25: 35,690,013 km (0.1 R)
• M26: 36,904,299 km (0.046 R)
• M27: 37,240,296 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.4

Radius: 10.1

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.13 AU - 6.05 AU

Year: 7789 Days

Day: 7.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,377,614 km

• M1: 127,009 km (0.038 R)
• M2: 479,611 km (0.117 R)
• M3: 1,052,720 km (0.072 R)
• M4: 1,831,976 km (0.11 R)
• M5: 2,211,954 km (0.089 R)
• M6: 2,680,345 km (0.071 R)
• M7: 3,173,569 km (0.108 R)
• M8: 3,794,251 km (0.068 R)
• M9: 4,888,410 km (0.086 R)
• M10: 7,987,330 km (0.088 R)
• M11: 10,434,900 km (0.093 R)
• M12: 11,755,550 km (0.049 R)
• M13: 14,782,813 km (0.076 R)
• M14: 16,078,779 km (0.055 R)
• M15: 19,440,991 km (0.038 R)
• M16: 21,067,419 km (0.066 R)
• M17: 22,251,187 km (0.099 R)
• M18: 24,348,400 km (0.076 R)
• M19: 25,403,813 km (0.077 R)
• M20: 31,048,140 km (0.119 R)
• M21: 32,192,115 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.6

Radius: 5.3

Gravity: 31.95 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.37 AU - 10.37 AU

Year: 17917 Days

Day: 24.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,377,614 km

• M1: 66,122 km (0.099 R)
• M2: 273,615 km (0.065 R)
• M3: 703,110 km (0.101 R)
• M4: 877,990 km (0.096 R)
• M5: 1,043,894 km (0.07 R)
• M6: 1,317,957 km (0.085 R)
• M7: 1,874,461 km (0.086 R)
• M8: 2,132,518 km (0.117 R)
• M9: 2,895,018 km (0.099 R)
• M10: 3,158,460 km (0.087 R)
• M11: 3,409,186 km (0.086 R)
• M12: 5,316,708 km (0.116 R)
• M13: 5,512,083 km (0.119 R)
• M14: 6,127,379 km (0.072 R)
• M15: 7,444,888 km (0.108 R)
• M16: 9,050,671 km (0.106 R)
• M17: 12,858,685 km (0.11 R)
• M18: 14,308,288 km (0.113 R)
• M19: 14,763,664 km (0.072 R)
• M20: 16,932,833 km (0.119 R)
• M21: 17,186,252 km (0.078 R)
• M22: 17,442,214 km (0.037 R)
• M23: 17,700,570 km (0.096 R)
• M24: 18,402,483 km (0.102 R)
• M25: 21,005,037 km (0.085 R)
• M26: 22,292,775 km (0.088 R)
• M27: 26,470,296 km (0.097 R)
• M28: 29,772,220 km (0.066 R)
• M29: 34,678,133 km (0.094 R)
• M30: 35,775,433 km (0.054 R)
• M31: 42,226,991 km (0.105 R)
• M32: 44,913,918 km (0.116 R)
• M33: 47,377,646 km (0.115 R)
• M34: 51,858,700 km (0.094 R)
• M35: 60,071,474 km (0.079 R)
• M36: 69,973,506 km (0.104 R)
• M37: 75,994,372 km (0.078 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: 456 - 12,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit