🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.1

Radius: 9.9

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.18 AU - 2.66 AU

Year: 2599 Days

Day: 7.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,324,336 km

• M1: 123,568 km (0.105 R)
• M2: 473,178 km (0.089 R)
• M3: 867,967 km (0.069 R)
• M4: 1,208,003 km (0.093 R)
• M5: 1,554,771 km (0.114 R)
• M6: 2,042,460 km (0.048 R)
• M7: 2,556,029 km (0.099 R)
• M8: 3,239,243 km (0.11 R)
• M9: 3,823,273 km (0.107 R)
• M10: 4,475,968 km (0.055 R)
• M11: 4,989,837 km (0.099 R)
• M12: 5,321,495 km (0.029 R)
• M13: 5,744,109 km (0.109 R)
• M14: 6,798,924 km (0.09 R)
• M15: 9,682,722 km (0.074 R)
• M16: 10,933,061 km (0.107 R)
• M17: 11,292,096 km (0.09 R)
• M18: 14,123,385 km (0.068 R)
• M19: 14,789,844 km (0.118 R)
• M20: 16,915,779 km (0.084 R)
• M21: 17,289,026 km (0.109 R)
• M22: 18,329,629 km (0.105 R)
• M23: 19,469,564 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.2

Radius: 10.7

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.9 AU - 4.8 AU

Year: 6262 Days

Day: 7 Hours

Environment

Temp: -222 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,324,336 km

• M1: 133,142 km (0.027 R)
• M2: 468,391 km (0.049 R)
• M3: 1,273,377 km (0.117 R)
• M4: 1,662,032 km (0.114 R)
• M5: 2,503,670 km (0.098 R)
• M6: 3,860,523 km (0.057 R)
• M7: 4,241,249 km (0.072 R)
• M8: 4,838,145 km (0.04 R)
• M9: 5,874,260 km (0.118 R)
• M10: 6,353,870 km (0.086 R)
• M11: 7,220,790 km (0.107 R)
• M12: 7,801,529 km (0.111 R)
• M13: 8,444,351 km (0.066 R)
• M14: 8,795,158 km (0.117 R)
• M15: 9,457,727 km (0.095 R)
• M16: 9,906,072 km (0.113 R)
• M17: 15,916,017 km (0.058 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287.8

Radius: 7.9

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.42 AU - 7.16 AU

Year: 9617 Days

Day: 19.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,324,336 km

• M1: 103,671 km (0.096 R)
• M2: 568,472 km (0.041 R)
• M3: 922,720 km (0.086 R)
• M4: 1,530,536 km (0.09 R)
• M5: 3,537,690 km (0.03 R)
• M6: 4,077,440 km (0.06 R)
• M7: 4,670,745 km (0.087 R)
• M8: 7,116,969 km (0.106 R)
• M9: 8,211,427 km (0.073 R)
• M10: 11,162,395 km (0.118 R)
• M11: 13,891,060 km (0.03 R)
• M12: 15,049,546 km (0.068 R)
• M13: 27,346,790 km (0.077 R)
• M14: 30,286,837 km (0.06 R)
• M15: 31,931,366 km (0.093 R)
• M16: 33,736,713 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.9

Radius: 7

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.44 AU - 8.62 AU

Year: 14263 Days

Day: 21.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 159.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,324,336 km

• M1: 87,365 km (0.052 R)
• M2: 414,386 km (0.119 R)
• M3: 1,071,270 km (0.108 R)
• M4: 1,539,811 km (0.073 R)
• M5: 2,155,556 km (0.09 R)
• M6: 2,792,095 km (0.097 R)
• M7: 3,130,934 km (0.108 R)
• M8: 3,446,286 km (0.109 R)
• M9: 4,255,910 km (0.111 R)
• M10: 5,455,685 km (0.104 R)
• M11: 5,699,230 km (0.112 R)
• M12: 5,949,807 km (0.086 R)
• M13: 6,906,036 km (0.108 R)
• M14: 7,357,822 km (0.048 R)
• M15: 9,364,079 km (0.044 R)
• M16: 10,072,125 km (0.116 R)
• M17: 11,256,342 km (0.076 R)
• M18: 12,173,826 km (0.116 R)
• M19: 13,016,810 km (0.104 R)
• M20: 14,617,956 km (0.055 R)
• M21: 16,853,547 km (0.107 R)
• M22: 18,129,168 km (0.097 R)
• M23: 20,619,075 km (0.088 R)
• M24: 21,211,332 km (0.104 R)
• M25: 23,786,211 km (0.11 R)
• M26: 27,466,019 km (0.094 R)
• M27: 36,663,745 km (0.099 R)
• M28: 38,669,703 km (0.081 R)
• M29: 38,925,516 km (0.108 R)
• M30: 39,440,581 km (0.076 R)
• M31: 43,586,836 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 950.8

Radius: 5.9

Gravity: 27.31 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.21 AU - 10.09 AU

Year: 19105 Days

Day: 19 Hours

Environment

Temp: -240 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,324,336 km

• M1: 74,350 km (0.059 R)
• M2: 350,957 km (0.057 R)
• M3: 1,113,756 km (0.071 R)
• M4: 2,017,776 km (0.057 R)
• M5: 2,361,402 km (0.083 R)
• M6: 3,480,394 km (0.051 R)
• M7: 4,273,562 km (0.103 R)
• M8: 6,298,669 km (0.088 R)
• M9: 7,419,606 km (0.108 R)
• M10: 7,618,571 km (0.1 R)
• M11: 8,504,340 km (0.118 R)
• M12: 9,226,598 km (0.119 R)
• M13: 9,690,950 km (0.034 R)
• M14: 10,920,046 km (0.071 R)
• M15: 12,668,546 km (0.08 R)
• M16: 14,287,045 km (0.099 R)
• M17: 20,057,933 km (0.095 R)
• M18: 21,939,575 km (0.115 R)
• M19: 23,081,156 km (0.065 R)
• M20: 24,152,726 km (0.064 R)
• M21: 25,708,244 km (0.116 R)
• M22: 25,935,783 km (0.038 R)
• M23: 27,447,469 km (0.091 R)
• M24: 30,012,325 km (0.078 R)
• M25: 31,158,693 km (0.1 R)
• M26: 33,268,472 km (0.055 R)
• M27: 33,538,795 km (0.119 R)
• M28: 35,471,600 km (0.11 R)
• M29: 38,064,281 km (0.117 R)
• M30: 41,870,798 km (0.07 R)
• M31: 42,980,366 km (0.077 R)
• M32: 57,862,512 km (0.117 R)
• M33: 58,646,105 km (0.095 R)
• M34: 60,034,374 km (0.118 R)
• M35: 61,647,487 km (0.072 R)
• M36: 63,082,580 km (0.088 R)
• M37: 63,704,458 km (0.036 R)
• M38: 66,019,336 km (0.069 R)
• M39: 66,446,138 km (0.117 R)
• M40: 73,528,101 km (0.1 R)
• M41: 82,077,769 km (0.073 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 16,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit