🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.8

Radius: 8.4

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.93 AU - 1.95 AU

Year: 1833 Days

Day: 11.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,937,577 km

• M1: 104,419 km (0.06 R)
• M2: 366,964 km (0.117 R)
• M3: 755,768 km (0.113 R)
• M4: 1,350,719 km (0.092 R)
• M5: 1,915,750 km (0.114 R)
• M6: 2,228,559 km (0.081 R)
• M7: 2,741,231 km (0.044 R)
• M8: 3,202,890 km (0.107 R)
• M9: 4,456,670 km (0.106 R)
• M10: 5,010,332 km (0.113 R)
• M11: 6,557,174 km (0.099 R)
• M12: 8,798,748 km (0.117 R)
• M13: 11,210,416 km (0.077 R)
• M14: 12,077,934 km (0.086 R)
• M15: 12,667,349 km (0.074 R)
• M16: 13,482,807 km (0.097 R)
• M17: 13,988,747 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.2

Radius: 12.6

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.6 AU - 2.38 AU

Year: 1904 Days

Day: 14 Hours

Environment

Temp: -199 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,937,577 km

• M1: 156,928 km (0.108 R)
• M2: 852,109 km (0.114 R)
• M3: 1,281,755 km (0.065 R)
• M4: 2,177,846 km (0.042 R)
• M5: 5,005,994 km (0.099 R)
• M6: 5,530,035 km (0.101 R)
• M7: 6,135,457 km (0.078 R)
• M8: 7,738,399 km (0.105 R)
• M9: 8,193,176 km (0.09 R)
• M10: 8,837,045 km (0.12 R)
• M11: 9,364,079 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.8

Radius: 12.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.56 AU - 2.5 AU

Year: 1962 Days

Day: 8.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,937,577 km

• M1: 151,094 km (0.07 R)
• M2: 573,857 km (0.112 R)
• M3: 1,292,526 km (0.119 R)
• M4: 1,765,404 km (0.042 R)
• M5: 2,164,382 km (0.036 R)
• M6: 2,903,246 km (0.109 R)
• M7: 3,380,912 km (0.054 R)
• M8: 3,834,193 km (0.093 R)
• M9: 4,599,237 km (0.08 R)
• M10: 5,120,286 km (0.088 R)
• M11: 5,842,246 km (0.099 R)
• M12: 7,932,876 km (0.075 R)
• M13: 8,792,016 km (0.12 R)
• M14: 9,174,837 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.1

Radius: 12.8

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.99 AU - 3.97 AU

Year: 4403 Days

Day: 11 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,937,577 km

• M1: 159,172 km (0.031 R)
• M2: 782,247 km (0.108 R)
• M3: 1,212,790 km (0.088 R)
• M4: 1,702,723 km (0.088 R)
• M5: 2,254,889 km (0.027 R)
• M6: 3,026,365 km (0.062 R)
• M7: 3,844,665 km (0.079 R)
• M8: 4,782,195 km (0.111 R)
• M9: 5,343,187 km (0.119 R)
• M10: 6,281,166 km (0.118 R)
• M11: 6,955,403 km (0.105 R)
• M12: 10,664,683 km (0.049 R)
• M13: 11,200,841 km (0.105 R)
• M14: 11,841,868 km (0.044 R)
• M15: 12,552,458 km (0.042 R)
• M16: 12,964,451 km (0.037 R)
• M17: 14,957,394 km (0.11 R)
• M18: 15,368,937 km (0.104 R)
• M19: 17,091,258 km (0.051 R)
• M20: 17,541,248 km (0.099 R)
• M21: 19,849,543 km (0.036 R)
• M22: 22,554,422 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.8

Radius: 7.4

Gravity: 15.28 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.39 AU - 6.65 AU

Year: 10018 Days

Day: 15.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,937,577 km

• M1: 94,097 km (0.092 R)
• M2: 690,993 km (0.101 R)
• M3: 961,316 km (0.104 R)
• M4: 1,302,698 km (0.088 R)
• M5: 2,250,251 km (0.071 R)
• M6: 3,621,465 km (0.037 R)
• M7: 4,574,404 km (0.087 R)
• M8: 7,005,668 km (0.116 R)
• M9: 8,381,819 km (0.095 R)
• M10: 8,894,042 km (0.093 R)
• M11: 10,135,555 km (0.117 R)
• M12: 10,988,263 km (0.053 R)
• M13: 20,508,821 km (0.107 R)
• M14: 21,266,983 km (0.099 R)
• M15: 22,306,838 km (0.114 R)
• M16: 24,864,213 km (0.119 R)
• M17: 25,532,766 km (0.084 R)
• M18: 29,798,549 km (0.118 R)
• M19: 30,770,786 km (0.098 R)
• M20: 35,109,274 km (0.106 R)
• M21: 40,229,261 km (0.073 R)
• M22: 41,816,943 km (0.081 R)
• M23: 45,257,844 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 31.7

Radius: 5.1

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.59 AU - 8.07 AU

Year: 13460 Days

Day: 21.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 73,937,577 km

• M1: 63,729 km (0.099 R)
• M2: 289,173 km (0.109 R)
• M3: 489,035 km (0.063 R)
• M4: 1,857,258 km (0.105 R)
• M5: 2,207,317 km (0.115 R)
• M6: 11,595,630 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.7

Radius: 4.3

Gravity: 40.82 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.35 AU - 10.61 AU

Year: 18252 Days

Day: 24.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,937,577 km

• M1: 54,304 km (0.069 R)
• M2: 223,350 km (0.052 R)
• M3: 410,048 km (0.047 R)
• M4: 671,545 km (0.051 R)
• M5: 929,152 km (0.108 R)
• M6: 1,153,400 km (0.059 R)
• M7: 1,307,635 km (0.108 R)
• M8: 2,636,962 km (0.11 R)
• M9: 3,529,463 km (0.112 R)
• M10: 6,696,749 km (0.066 R)
• M11: 7,530,158 km (0.111 R)
• M12: 7,724,336 km (0.087 R)
• M13: 8,021,887 km (0.11 R)
• M14: 8,275,605 km (0.073 R)
• M15: 10,990,956 km (0.093 R)
• M16: 12,346,013 km (0.08 R)
• M17: 13,736,226 km (0.034 R)
• M18: 15,616,821 km (0.091 R)
• M19: 16,906,355 km (0.08 R)
• M20: 17,239,509 km (0.088 R)
• M21: 18,352,517 km (0.097 R)
• M22: 18,527,995 km (0.115 R)
• M23: 22,474,687 km (0.115 R)
• M24: 26,385,773 km (0.088 R)
• M25: 28,325,758 km (0.115 R)
• M26: 29,032,459 km (0.047 R)
• M27: 38,883,778 km (0.095 R)
• M28: 42,452,285 km (0.047 R)
• M29: 54,636,284 km (0.085 R)
• M30: 62,801,635 km (0.098 R)
• M31: 66,241,937 km (0.114 R)
• M32: 69,167,772 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 17,864 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit