🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.4

Radius: 10.1

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.02 AU - 1.54 AU

Year: 1000 Days

Day: 7.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,831,191 km

• M1: 125,662 km (0.115 R)
• M2: 471,383 km (0.06 R)
• M3: 872,904 km (0.083 R)
• M4: 1,386,024 km (0.069 R)
• M5: 1,922,632 km (0.102 R)
• M6: 2,522,220 km (0.092 R)
• M7: 3,023,523 km (0.062 R)
• M8: 4,142,963 km (0.059 R)
• M9: 5,011,229 km (0.111 R)
• M10: 5,438,631 km (0.094 R)
• M11: 8,161,312 km (0.03 R)
• M12: 8,699,266 km (0.102 R)
• M13: 9,697,383 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.7

Radius: 8.7

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.81 AU - 2.51 AU

Year: 2191 Days

Day: 6.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,831,191 km

• M1: 109,805 km (0.118 R)
• M2: 388,655 km (0.096 R)
• M3: 743,202 km (0.113 R)
• M4: 1,123,929 km (0.034 R)
• M5: 1,891,665 km (0.064 R)
• M6: 2,957,700 km (0.077 R)
• M7: 3,929,786 km (0.114 R)
• M8: 4,741,953 km (0.076 R)
• M9: 5,276,167 km (0.064 R)
• M10: 5,638,793 km (0.114 R)
• M11: 5,945,468 km (0.112 R)
• M12: 6,388,577 km (0.12 R)
• M13: 7,258,339 km (0.11 R)
• M14: 7,968,031 km (0.067 R)
• M15: 8,294,753 km (0.112 R)
• M16: 10,481,276 km (0.068 R)
• M17: 14,073,270 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.6

Radius: 9.9

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.63 AU - 2.63 AU

Year: 2944 Days

Day: 5.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,831,191 km

• M1: 123,269 km (0.088 R)
• M2: 496,515 km (0.08 R)
• M3: 964,757 km (0.05 R)
• M4: 1,977,983 km (0.072 R)
• M5: 2,567,249 km (0.103 R)
• M6: 4,426,003 km (0.083 R)
• M7: 6,332,179 km (0.094 R)
• M8: 7,212,861 km (0.067 R)
• M9: 8,574,052 km (0.028 R)
• M10: 12,673,782 km (0.085 R)
• M11: 13,422,370 km (0.104 R)
• M12: 13,981,267 km (0.103 R)
• M13: 14,825,897 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.9

Radius: 12.7

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.41 AU - 3.05 AU

Year: 3114 Days

Day: 12.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,831,191 km

• M1: 158,125 km (0.069 R)
• M2: 608,415 km (0.055 R)
• M3: 1,210,546 km (0.092 R)
• M4: 1,655,300 km (0.12 R)
• M5: 2,888,136 km (0.116 R)
• M6: 3,863,814 km (0.05 R)
• M7: 4,315,749 km (0.064 R)
• M8: 5,198,975 km (0.119 R)
• M9: 6,285,504 km (0.104 R)
• M10: 6,821,513 km (0.081 R)
• M11: 8,366,411 km (0.116 R)
• M12: 11,125,893 km (0.096 R)
• M13: 11,558,231 km (0.086 R)
• M14: 12,273,458 km (0.108 R)
• M15: 13,449,597 km (0.114 R)
• M16: 16,577,838 km (0.087 R)
• M17: 19,656,562 km (0.106 R)
• M18: 20,417,865 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.6

Radius: 14.6

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.89 AU - 3.51 AU

Year: 3951 Days

Day: 9.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,831,191 km

• M1: 181,612 km (0.113 R)
• M2: 755,170 km (0.042 R)
• M3: 1,609,224 km (0.088 R)
• M4: 2,351,679 km (0.073 R)
• M5: 3,346,953 km (0.112 R)
• M6: 4,033,009 km (0.072 R)
• M7: 5,995,583 km (0.084 R)
• M8: 6,566,748 km (0.065 R)
• M9: 7,173,966 km (0.071 R)
• M10: 8,562,982 km (0.106 R)
• M11: 10,297,719 km (0.068 R)
• M12: 12,217,658 km (0.05 R)
• M13: 14,279,117 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.1

Radius: 8.6

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.83 AU - 3.93 AU

Year: 4289 Days

Day: 14.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,831,191 km

• M1: 106,962 km (0.094 R)
• M2: 562,638 km (0.109 R)
• M3: 854,653 km (0.106 R)
• M4: 2,164,083 km (0.087 R)
• M5: 2,493,946 km (0.096 R)
• M6: 3,051,797 km (0.085 R)
• M7: 3,448,680 km (0.074 R)
• M8: 4,701,711 km (0.108 R)
• M9: 5,051,172 km (0.036 R)
• M10: 5,364,430 km (0.118 R)
• M11: 5,718,379 km (0.08 R)
• M12: 6,117,057 km (0.068 R)
• M13: 6,812,238 km (0.039 R)
• M14: 7,694,267 km (0.083 R)
• M15: 10,251,044 km (0.109 R)
• M16: 11,143,097 km (0.07 R)
• M17: 13,673,694 km (0.068 R)
• M18: 14,859,556 km (0.099 R)
• M19: 18,951,806 km (0.109 R)
• M20: 20,886,556 km (0.098 R)
• M21: 21,696,030 km (0.091 R)
• M22: 21,970,542 km (0.065 R)
• M23: 23,593,679 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.8

Radius: 5.5

Gravity: 27.66 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.39 AU - 7.65 AU

Year: 11492 Days

Day: 24.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,831,191 km

• M1: 74,949 km (0.111 R)
• M2: 289,921 km (0.026 R)
• M3: 517,609 km (0.072 R)
• M4: 914,492 km (0.115 R)
• M5: 1,354,609 km (0.107 R)
• M6: 2,049,790 km (0.038 R)
• M7: 2,580,414 km (0.081 R)
• M8: 3,053,143 km (0.084 R)
• M9: 3,743,388 km (0.114 R)
• M10: 5,253,428 km (0.106 R)
• M11: 5,605,283 km (0.039 R)
• M12: 6,278,024 km (0.099 R)
• M13: 6,633,768 km (0.065 R)
• M14: 6,961,387 km (0.116 R)
• M15: 7,737,800 km (0.099 R)
• M16: 8,054,798 km (0.115 R)
• M17: 8,380,323 km (0.094 R)
• M18: 8,714,674 km (0.118 R)
• M19: 13,256,765 km (0.113 R)
• M20: 13,908,563 km (0.074 R)
• M21: 14,445,021 km (0.118 R)
• M22: 18,115,554 km (0.053 R)
• M23: 18,353,714 km (0.107 R)
• M24: 21,642,922 km (0.11 R)
• M25: 22,637,000 km (0.091 R)
• M26: 23,567,050 km (0.09 R)
• M27: 26,305,888 km (0.083 R)
• M28: 29,687,398 km (0.053 R)
• M29: 31,482,124 km (0.102 R)
• M30: 37,169,835 km (0.097 R)
• M31: 37,426,096 km (0.029 R)
• M32: 38,593,408 km (0.055 R)
• M33: 38,987,898 km (0.027 R)
• M34: 44,363,249 km (0.116 R)
• M35: 50,368,406 km (0.049 R)
• M36: 52,591,879 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.4

Radius: 5

Gravity: 18.42 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.21 AU - 7.33 AU

Year: 12159 Days

Day: 23.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,831,191 km

• M1: 63,280 km (0.116 R)
• M2: 461,809 km (0.115 R)
• M3: 1,099,544 km (0.103 R)
• M4: 1,732,493 km (0.084 R)
• M5: 2,290,942 km (0.097 R)
• M6: 2,642,198 km (0.07 R)
• M7: 3,258,990 km (0.065 R)
• M8: 5,085,280 km (0.12 R)
• M9: 5,891,164 km (0.043 R)
• M10: 6,105,239 km (0.094 R)
• M11: 7,625,901 km (0.101 R)
• M12: 7,923,302 km (0.081 R)
• M13: 8,955,377 km (0.12 R)
• M14: 9,143,571 km (0.105 R)
• M15: 10,328,835 km (0.076 R)
• M16: 11,780,533 km (0.082 R)
• M17: 14,818,716 km (0.062 R)
• M18: 15,686,534 km (0.113 R)
• M19: 20,295,494 km (0.103 R)
• M20: 21,616,444 km (0.114 R)
• M21: 24,336,881 km (0.089 R)
• M22: 32,504,625 km (0.093 R)
• M23: 34,079,592 km (0.079 R)
• M24: 36,297,380 km (0.076 R)
• M25: 46,412,440 km (0.112 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: 181 - 13,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit