🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.3

Radius: 10.9

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.64 AU - 0.66 AU

Year: 362 Days

Day: 8.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,625,911 km

• M1: 135,536 km (0.114 R)
• M2: 486,791 km (0.096 R)
• M3: 828,922 km (0.08 R)
• M4: 1,176,737 km (0.117 R)
• M5: 1,553,275 km (0.097 R)
• M6: 1,893,759 km (0.093 R)
• M7: 2,347,340 km (0.095 R)
• M8: 3,020,680 km (0.098 R)
• M9: 3,569,704 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.4

Radius: 9.5

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.61 AU - 0.83 AU

Year: 422 Days

Day: 12.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,625,911 km

• M1: 118,930 km (0.106 R)
• M2: 452,982 km (0.094 R)
• M3: 903,272 km (0.103 R)
• M4: 1,557,164 km (0.108 R)
• M5: 2,105,291 km (0.067 R)
• M6: 2,482,128 km (0.101 R)
• M7: 3,253,903 km (0.075 R)
• M8: 4,039,442 km (0.104 R)
• M9: 4,384,564 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.3

Radius: 13.2

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.32 AU - 5.26 AU

Year: 6133 Days

Day: 12.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,625,911 km

• M1: 164,558 km (0.114 R)
• M2: 597,793 km (0.104 R)
• M3: 1,070,373 km (0.086 R)
• M4: 1,572,872 km (0.102 R)
• M5: 2,344,348 km (0.051 R)
• M6: 2,808,850 km (0.103 R)
• M7: 3,397,517 km (0.079 R)
• M8: 4,115,288 km (0.069 R)
• M9: 4,665,808 km (0.119 R)
• M10: 5,495,777 km (0.052 R)
• M11: 6,888,683 km (0.079 R)
• M12: 7,815,890 km (0.114 R)
• M13: 9,961,872 km (0.07 R)
• M14: 10,452,403 km (0.115 R)
• M15: 13,258,111 km (0.089 R)
• M16: 14,295,722 km (0.12 R)
• M17: 16,043,324 km (0.074 R)
• M18: 16,594,293 km (0.065 R)
• M19: 18,257,523 km (0.111 R)
• M20: 19,889,037 km (0.032 R)
• M21: 24,470,771 km (0.083 R)
• M22: 27,394,661 km (0.118 R)
• M23: 30,824,791 km (0.11 R)
• M24: 31,581,756 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.1

Radius: 8.4

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.07 AU - 4.57 AU

Year: 6198 Days

Day: 12.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,625,911 km

• M1: 104,569 km (0.097 R)
• M2: 394,490 km (0.086 R)
• M3: 820,844 km (0.101 R)
• M4: 1,088,325 km (0.1 R)
• M5: 1,488,050 km (0.073 R)
• M6: 1,850,376 km (0.104 R)
• M7: 2,424,682 km (0.035 R)
• M8: 2,850,737 km (0.057 R)
• M9: 3,282,476 km (0.105 R)
• M10: 3,876,978 km (0.107 R)
• M11: 4,487,637 km (0.027 R)
• M12: 5,369,367 km (0.101 R)
• M13: 5,996,780 km (0.07 R)
• M14: 6,498,681 km (0.096 R)
• M15: 6,848,740 km (0.04 R)
• M16: 7,322,517 km (0.095 R)
• M17: 9,617,198 km (0.034 R)
• M18: 10,541,713 km (0.092 R)
• M19: 15,018,130 km (0.12 R)
• M20: 16,196,662 km (0.063 R)
• M21: 17,975,830 km (0.106 R)
• M22: 19,446,826 km (0.062 R)
• M23: 20,027,864 km (0.105 R)
• M24: 21,224,348 km (0.079 R)
• M25: 23,027,002 km (0.065 R)
• M26: 24,759,944 km (0.071 R)
• M27: 25,442,409 km (0.069 R)
• M28: 27,930,072 km (0.055 R)
• M29: 30,284,294 km (0.096 R)
• M30: 33,902,318 km (0.039 R)
• M31: 36,687,681 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.7

Radius: 5.8

Gravity: 27.99 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.29 AU - 9.69 AU

Year: 18606 Days

Day: 18 Hours

Environment

Temp: -234 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,625,911 km

• M1: 72,106 km (0.107 R)
• M2: 253,269 km (0.093 R)
• M3: 1,605,335 km (0.034 R)
• M4: 2,203,876 km (0.1 R)
• M5: 2,518,630 km (0.097 R)
• M6: 2,863,004 km (0.097 R)
• M7: 3,210,370 km (0.079 R)
• M8: 3,706,586 km (0.116 R)
• M9: 5,913,155 km (0.116 R)
• M10: 9,665,668 km (0.038 R)
• M11: 10,081,101 km (0.045 R)
• M12: 12,407,348 km (0.093 R)
• M13: 13,183,911 km (0.111 R)
• M14: 14,067,585 km (0.106 R)
• M15: 14,833,676 km (0.085 R)
• M16: 16,954,974 km (0.099 R)
• M17: 20,697,763 km (0.061 R)
• M18: 24,299,781 km (0.083 R)
• M19: 26,191,146 km (0.083 R)
• M20: 26,765,602 km (0.107 R)
• M21: 29,147,500 km (0.118 R)
• M22: 29,393,289 km (0.118 R)
• M23: 36,135,814 km (0.073 R)
• M24: 46,298,447 km (0.04 R)
• M25: 47,816,715 km (0.045 R)
• M26: 50,774,565 km (0.102 R)
• M27: 54,407,698 km (0.104 R)
• M28: 57,436,307 km (0.074 R)
• M29: 58,405,253 km (0.069 R)
• M30: 68,701,625 km (0.039 R)
• M31: 71,787,381 km (0.109 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: 472 - 14,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit