🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.2

Radius: 12.2

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.83 AU - 1.01 AU

Year: 588 Days

Day: 10.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,082,962 km

• M1: 152,440 km (0.114 R)
• M2: 552,465 km (0.116 R)
• M3: 1,198,578 km (0.112 R)
• M4: 1,731,595 km (0.107 R)
• M5: 2,142,541 km (0.083 R)
• M6: 3,017,389 km (0.049 R)
• M7: 3,556,390 km (0.077 R)
• M8: 4,005,633 km (0.097 R)
• M9: 4,782,195 km (0.069 R)
• M10: 5,365,028 km (0.101 R)
• M11: 6,159,842 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.3

Radius: 9

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.25 AU - 1.85 AU

Year: 1287 Days

Day: 10.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 106.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,082,962 km

• M1: 112,049 km (0.115 R)
• M2: 595,998 km (0.066 R)
• M3: 883,226 km (0.076 R)
• M4: 1,196,484 km (0.047 R)
• M5: 1,559,558 km (0.064 R)
• M6: 1,966,314 km (0.065 R)
• M7: 2,454,303 km (0.078 R)
• M8: 3,238,046 km (0.068 R)
• M9: 4,364,069 km (0.092 R)
• M10: 4,749,882 km (0.036 R)
• M11: 5,430,403 km (0.095 R)
• M12: 5,773,580 km (0.072 R)
• M13: 6,503,767 km (0.104 R)
• M14: 8,017,548 km (0.057 R)
• M15: 8,898,231 km (0.104 R)
• M16: 9,901,135 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.5

Radius: 8.1

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.93 AU - 3.77 AU

Year: 4089 Days

Day: 11.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 77.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,082,962 km

• M1: 100,679 km (0.08 R)
• M2: 580,290 km (0.096 R)
• M3: 870,061 km (0.102 R)
• M4: 1,167,163 km (0.094 R)
• M5: 1,553,873 km (0.067 R)
• M6: 2,535,385 km (0.107 R)
• M7: 3,359,819 km (0.084 R)
• M8: 3,653,629 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153

Radius: 13.2

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.87 AU - 4.65 AU

Year: 4862 Days

Day: 11.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,082,962 km

• M1: 164,258 km (0.059 R)
• M2: 726,447 km (0.051 R)
• M3: 1,172,997 km (0.027 R)
• M4: 2,085,843 km (0.033 R)
• M5: 3,604,860 km (0.056 R)
• M6: 4,410,744 km (0.111 R)
• M7: 4,878,985 km (0.112 R)
• M8: 6,017,574 km (0.118 R)
• M9: 6,622,548 km (0.115 R)
• M10: 7,502,184 km (0.077 R)
• M11: 7,924,199 km (0.091 R)
• M12: 8,554,904 km (0.105 R)
• M13: 9,774,276 km (0.059 R)
• M14: 15,977,651 km (0.106 R)
• M15: 16,729,829 km (0.093 R)
• M16: 17,557,853 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.1

Radius: 9.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.88 AU - 4.7 AU

Year: 4920 Days

Day: 10 Hours

Environment

Temp: -209 °C

Axial Tilt: 59.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,082,962 km

• M1: 130,150 km (0.111 R)
• M2: 469,887 km (0.025 R)
• M3: 845,078 km (0.082 R)
• M4: 1,413,401 km (0.085 R)
• M5: 1,772,735 km (0.115 R)
• M6: 3,145,146 km (0.037 R)
• M7: 4,397,280 km (0.087 R)
• M8: 5,434,741 km (0.086 R)
• M9: 7,515,348 km (0.026 R)
• M10: 8,022,335 km (0.105 R)
• M11: 8,954,929 km (0.066 R)
• M12: 10,779,574 km (0.111 R)
• M13: 11,293,891 km (0.119 R)
• M14: 12,417,521 km (0.116 R)
• M15: 15,849,894 km (0.055 R)
• M16: 22,385,975 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362

Radius: 4.4

Gravity: 18.7 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6 AU - 6.62 AU

Year: 10570 Days

Day: 17.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,082,962 km

• M1: 54,753 km (0.076 R)
• M2: 198,516 km (0.062 R)
• M3: 347,965 km (0.063 R)
• M4: 536,907 km (0.096 R)
• M5: 1,251,087 km (0.119 R)
• M6: 1,524,253 km (0.073 R)
• M7: 1,661,135 km (0.077 R)
• M8: 1,881,792 km (0.043 R)
• M9: 2,400,298 km (0.095 R)
• M10: 2,822,463 km (0.109 R)
• M11: 5,636,249 km (0.079 R)
• M12: 8,177,020 km (0.101 R)
• M13: 12,024,677 km (0.103 R)
• M14: 12,404,955 km (0.087 R)
• M15: 12,570,410 km (0.089 R)
• M16: 13,947,009 km (0.074 R)
• M17: 14,488,255 km (0.117 R)
• M18: 18,032,976 km (0.085 R)
• M19: 19,184,880 km (0.087 R)
• M20: 22,933,204 km (0.108 R)
• M21: 24,890,842 km (0.033 R)
• M22: 33,515,309 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249.9

Radius: 6

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.42 AU - 11.14 AU

Year: 20396 Days

Day: 15.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 93.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,082,962 km

• M1: 74,649 km (0.038 R)
• M2: 541,694 km (0.042 R)
• M3: 923,916 km (0.11 R)
• M4: 1,650,813 km (0.092 R)
• M5: 2,033,484 km (0.028 R)
• M6: 2,392,968 km (0.093 R)
• M7: 4,922,069 km (0.082 R)
• M8: 5,713,143 km (0.104 R)
• M9: 11,956,460 km (0.104 R)
• M10: 13,633,752 km (0.119 R)
• M11: 17,832,964 km (0.107 R)
• M12: 24,509,068 km (0.082 R)
• M13: 24,992,568 km (0.099 R)
• M14: 30,072,762 km (0.104 R)
• M15: 43,611,070 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 14,164 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit