🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.52 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753

Radius: 14.4

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.54 AU - 3.54 AU

Year: 3370 Days

Day: 5.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 19,055,516 km

• M1: 179,069 km (0.112 R)
• M2: 712,385 km (0.1 R)
• M3: 1,890,917 km (0.099 R)
• M4: 2,493,497 km (0.11 R)
• M5: 3,133,477 km (0.113 R)
• M6: 4,092,100 km (0.115 R)
• M7: 5,238,469 km (0.089 R)
• M8: 5,845,986 km (0.114 R)
• M9: 7,203,287 km (0.08 R)
• M10: 8,334,845 km (0.08 R)
• M11: 9,581,893 km (0.083 R)
• M12: 10,658,250 km (0.087 R)
• M13: 12,536,900 km (0.063 R)
• M14: 13,922,924 km (0.09 R)
• M15: 14,423,778 km (0.118 R)
• M16: 15,040,869 km (0.108 R)
• M17: 15,836,879 km (0.118 R)
• M18: 16,998,208 km (0.099 R)
• M19: 17,862,135 km (0.111 R)
• M20: 18,334,715 km (0.107 R)
• M21: 18,937,146 km (0.084 R)
• M22: 20,954,323 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.6

Radius: 14.6

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.06 AU - 3.54 AU

Year: 3812 Days

Day: 5.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 19,055,516 km

• M1: 185,950 km (0.109 R)
• M2: 816,505 km (0.097 R)
• M3: 1,302,100 km (0.117 R)
• M4: 2,154,957 km (0.06 R)
• M5: 2,666,881 km (0.086 R)
• M6: 3,260,336 km (0.062 R)
• M7: 4,471,181 km (0.119 R)
• M8: 4,944,658 km (0.099 R)
• M9: 5,451,795 km (0.047 R)
• M10: 6,023,109 km (0.064 R)
• M11: 7,253,103 km (0.105 R)
• M12: 8,271,865 km (0.111 R)
• M13: 10,039,364 km (0.069 R)
• M14: 10,550,539 km (0.103 R)
• M15: 11,124,098 km (0.08 R)
• M16: 13,475,327 km (0.044 R)
• M17: 15,068,994 km (0.105 R)
• M18: 16,963,651 km (0.077 R)
• M19: 18,375,106 km (0.108 R)
• M20: 20,332,146 km (0.092 R)
• M21: 21,711,887 km (0.11 R)
• M22: 22,569,232 km (0.077 R)
• M23: 23,672,367 km (0.106 R)
• M24: 25,433,583 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.3

Radius: 14.2

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.66 AU - 4.16 AU

Year: 4916 Days

Day: 9.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 19,055,516 km

• M1: 176,525 km (0.099 R)
• M2: 622,926 km (0.027 R)
• M3: 1,222,065 km (0.098 R)
• M4: 1,707,360 km (0.052 R)
• M5: 2,308,295 km (0.057 R)
• M6: 3,067,504 km (0.031 R)
• M7: 3,558,185 km (0.112 R)
• M8: 4,650,100 km (0.07 R)
• M9: 6,692,859 km (0.112 R)
• M10: 8,502,245 km (0.107 R)
• M11: 9,684,368 km (0.086 R)
• M12: 10,186,867 km (0.114 R)
• M13: 12,717,165 km (0.114 R)
• M14: 13,526,041 km (0.12 R)
• M15: 14,101,843 km (0.111 R)
• M16: 16,452,325 km (0.1 R)
• M17: 17,782,848 km (0.11 R)
• M18: 19,118,608 km (0.108 R)
• M19: 20,452,123 km (0.095 R)
• M20: 21,775,466 km (0.054 R)
• M21: 22,567,437 km (0.05 R)
• M22: 23,378,407 km (0.11 R)
• M23: 27,146,778 km (0.05 R)
• M24: 28,744,483 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.1

Radius: 9

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.1 AU - 5.98 AU

Year: 8291 Days

Day: 5.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 19,055,516 km

• M1: 112,348 km (0.077 R)
• M2: 403,017 km (0.111 R)
• M3: 862,881 km (0.097 R)
• M4: 1,818,661 km (0.077 R)
• M5: 2,200,884 km (0.101 R)
• M6: 2,697,399 km (0.111 R)
• M7: 3,783,330 km (0.113 R)
• M8: 4,856,096 km (0.111 R)
• M9: 5,169,504 km (0.061 R)
• M10: 6,155,803 km (0.061 R)
• M11: 6,905,737 km (0.066 R)
• M12: 7,466,131 km (0.068 R)
• M13: 8,768,829 km (0.053 R)
• M14: 9,766,647 km (0.047 R)
• M15: 12,737,361 km (0.112 R)
• M16: 13,518,711 km (0.041 R)
• M17: 16,752,867 km (0.047 R)
• M18: 18,662,783 km (0.1 R)
• M19: 23,526,808 km (0.11 R)
• M20: 24,064,463 km (0.038 R)
• M21: 24,978,506 km (0.06 R)
• M22: 28,259,935 km (0.102 R)
• M23: 30,003,798 km (0.111 R)
• M24: 31,927,178 km (0.107 R)
• M25: 34,045,035 km (0.062 R)
• M26: 36,492,905 km (0.036 R)
• M27: 39,305,943 km (0.082 R)
• M28: 40,444,981 km (0.113 R)
• M29: 41,475,860 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.4

Radius: 6.3

Gravity: 20.72 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.23 AU - 9.61 AU

Year: 14172 Days

Day: 22 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 19,055,516 km

• M1: 78,389 km (0.092 R)
• M2: 326,722 km (0.071 R)
• M3: 599,738 km (0.038 R)
• M4: 829,221 km (0.105 R)
• M5: 1,327,980 km (0.11 R)
• M6: 2,028,098 km (0.059 R)
• M7: 3,023,822 km (0.059 R)
• M8: 3,713,318 km (0.049 R)
• M9: 4,311,411 km (0.061 R)
• M10: 5,773,730 km (0.117 R)
• M11: 8,248,228 km (0.108 R)
• M12: 8,847,068 km (0.104 R)
• M13: 9,908,914 km (0.105 R)
• M14: 11,842,467 km (0.104 R)
• M15: 12,155,874 km (0.082 R)
• M16: 12,474,817 km (0.049 R)
• M17: 15,751,459 km (0.1 R)
• M18: 24,441,300 km (0.11 R)
• M19: 27,487,861 km (0.089 R)
• M20: 32,456,754 km (0.077 R)
• M21: 32,947,285 km (0.08 R)
• M22: 35,216,236 km (0.087 R)
• M23: 35,474,592 km (0.099 R)
• M24: 47,504,804 km (0.102 R)
• M25: 48,615,119 km (0.043 R)
• M26: 51,383,278 km (0.104 R)
• M27: 57,231,508 km (0.09 R)
• M28: 58,669,293 km (0.11 R)
• M29: 60,685,274 km (0.038 R)
• M30: 61,616,670 km (0.114 R)
• M31: 62,936,722 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15

Radius: 8

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.36 AU - 10.48 AU

Year: 16939 Days

Day: 15.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,055,516 km

• M1: 103,522 km (0.09 R)
• M2: 468,541 km (0.077 R)
• M3: 750,233 km (0.112 R)
• M4: 1,091,167 km (0.042 R)
• M5: 2,688,723 km (0.116 R)
• M6: 3,236,101 km (0.105 R)
• M7: 3,797,991 km (0.1 R)
• M8: 4,487,338 km (0.068 R)
• M9: 9,095,102 km (0.117 R)
• M10: 9,732,389 km (0.088 R)
• M11: 15,199,892 km (0.087 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 16,451 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit