🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.5

Radius: 9.5

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.83 AU - 1.21 AU

Year: 699 Days

Day: 5.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,351,415 km

• M1: 118,482 km (0.103 R)
• M2: 866,172 km (0.051 R)
• M3: 1,392,756 km (0.072 R)
• M4: 1,710,203 km (0.115 R)
• M5: 2,031,090 km (0.059 R)
• M6: 2,342,403 km (0.102 R)
• M7: 2,740,932 km (0.118 R)
• M8: 3,567,760 km (0.083 R)
• M9: 4,230,478 km (0.089 R)
• M10: 4,857,293 km (0.094 R)
• M11: 6,513,790 km (0.072 R)
• M12: 7,393,426 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.6

Radius: 13.1

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.9 AU - 1.18 AU

Year: 719 Days

Day: 9.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,351,415 km

• M1: 163,959 km (0.119 R)
• M2: 574,007 km (0.109 R)
• M3: 1,029,832 km (0.079 R)
• M4: 1,571,974 km (0.119 R)
• M5: 2,010,296 km (0.076 R)
• M6: 2,430,217 km (0.115 R)
• M7: 3,118,368 km (0.07 R)
• M8: 3,646,897 km (0.091 R)
• M9: 4,118,280 km (0.075 R)
• M10: 4,552,413 km (0.108 R)
• M11: 5,201,668 km (0.113 R)
• M12: 5,838,207 km (0.118 R)
• M13: 6,271,592 km (0.047 R)
• M14: 6,951,963 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458

Radius: 12.5

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.28 AU - 1.28 AU

Year: 982 Days

Day: 10.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,351,415 km

• M1: 155,881 km (0.112 R)
• M2: 554,410 km (0.075 R)
• M3: 997,668 km (0.106 R)
• M4: 1,574,667 km (0.083 R)
• M5: 3,722,593 km (0.078 R)
• M6: 4,300,041 km (0.096 R)
• M7: 5,042,645 km (0.051 R)
• M8: 6,253,191 km (0.093 R)
• M9: 8,356,687 km (0.092 R)
• M10: 8,844,077 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.6

Radius: 11

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.47 AU - 1.59 AU

Year: 1284 Days

Day: 14.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,351,415 km

• M1: 137,929 km (0.108 R)
• M2: 499,657 km (0.097 R)
• M3: 1,041,351 km (0.093 R)
• M4: 1,421,629 km (0.059 R)
• M5: 1,816,417 km (0.119 R)
• M6: 2,342,852 km (0.098 R)
• M7: 2,873,326 km (0.115 R)
• M8: 3,255,698 km (0.1 R)
• M9: 3,851,696 km (0.086 R)
• M10: 5,079,297 km (0.079 R)
• M11: 5,972,097 km (0.085 R)
• M12: 6,527,553 km (0.1 R)
• M13: 7,876,477 km (0.089 R)
• M14: 8,346,364 km (0.075 R)
• M15: 8,834,801 km (0.12 R)
• M16: 9,712,043 km (0.074 R)
• M17: 10,513,888 km (0.067 R)
• M18: 10,914,361 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557

Radius: 11.7

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.69 AU - 2.25 AU

Year: 1875 Days

Day: 10.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,351,415 km

• M1: 145,559 km (0.087 R)
• M2: 561,291 km (0.073 R)
• M3: 967,300 km (0.112 R)
• M4: 1,373,308 km (0.082 R)
• M5: 1,801,158 km (0.105 R)
• M6: 2,174,405 km (0.061 R)
• M7: 3,218,000 km (0.095 R)
• M8: 3,621,016 km (0.075 R)
• M9: 4,913,093 km (0.084 R)
• M10: 5,562,348 km (0.041 R)
• M11: 5,978,829 km (0.099 R)
• M12: 7,631,885 km (0.11 R)
• M13: 9,152,847 km (0.102 R)
• M14: 9,901,285 km (0.093 R)
• M15: 10,902,543 km (0.078 R)
• M16: 11,894,377 km (0.112 R)
• M17: 13,804,742 km (0.089 R)
• M18: 14,398,645 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.1

Radius: 11.6

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.85 AU - 2.99 AU

Year: 3384 Days

Day: 6.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,351,415 km

• M1: 144,212 km (0.087 R)
• M2: 645,365 km (0.116 R)
• M3: 1,649,616 km (0.073 R)
• M4: 2,568,296 km (0.119 R)
• M5: 3,363,559 km (0.04 R)
• M6: 6,071,430 km (0.113 R)
• M7: 10,507,455 km (0.079 R)
• M8: 13,047,029 km (0.073 R)
• M9: 13,718,125 km (0.096 R)
• M10: 14,887,681 km (0.093 R)
• M11: 16,791,164 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.1

Radius: 9.6

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.67 AU - 3.61 AU

Year: 3774 Days

Day: 12.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,351,415 km

• M1: 119,529 km (0.094 R)
• M2: 755,768 km (0.097 R)
• M3: 1,349,373 km (0.083 R)
• M4: 1,896,751 km (0.104 R)
• M5: 2,668,676 km (0.103 R)
• M6: 3,934,125 km (0.085 R)
• M7: 4,434,081 km (0.061 R)
• M8: 5,157,387 km (0.114 R)
• M9: 7,664,198 km (0.06 R)
• M10: 8,372,095 km (0.093 R)
• M11: 9,435,736 km (0.088 R)
• M12: 9,836,658 km (0.12 R)
• M13: 10,501,920 km (0.118 R)
• M14: 12,823,380 km (0.12 R)
• M15: 15,084,552 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.4

Radius: 3.1

Gravity: 77.77 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.84 AU - 8.38 AU

Year: 12859 Days

Day: 16.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,351,415 km

• M1: 38,895 km (0.059 R)
• M2: 426,055 km (0.07 R)
• M3: 685,158 km (0.098 R)
• M4: 1,016,817 km (0.109 R)
• M5: 1,136,046 km (0.072 R)
• M6: 1,431,502 km (0.094 R)
• M7: 1,535,622 km (0.113 R)
• M8: 1,949,410 km (0.065 R)
• M9: 2,581,760 km (0.12 R)
• M10: 2,781,922 km (0.097 R)
• M11: 3,578,082 km (0.117 R)
• M12: 3,770,614 km (0.058 R)
• M13: 5,640,737 km (0.071 R)
• M14: 5,826,239 km (0.089 R)
• M15: 7,111,135 km (0.114 R)
• M16: 8,622,073 km (0.078 R)
• M17: 12,887,707 km (0.116 R)
• M18: 13,080,090 km (0.119 R)
• M19: 14,412,259 km (0.06 R)
• M20: 14,899,050 km (0.105 R)
• M21: 17,109,957 km (0.114 R)
• M22: 17,420,373 km (0.06 R)
• M23: 17,972,539 km (0.112 R)
• M24: 19,530,002 km (0.065 R)
• M25: 19,954,262 km (0.064 R)
• M26: 21,442,910 km (0.1 R)
• M27: 24,345,258 km (0.068 R)
• M28: 30,344,881 km (0.109 R)
• M29: 32,663,199 km (0.099 R)
• M30: 38,969,797 km (0.099 R)
• M31: 40,458,295 km (0.112 R)
• M32: 49,405,744 km (0.039 R)
• M33: 50,034,504 km (0.058 R)
• M34: 50,828,121 km (0.072 R)
• M35: 52,115,261 km (0.073 R)
• M36: 54,754,317 km (0.074 R)
• M37: 55,936,439 km (0.112 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: 187 - 17,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit