🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.9

Radius: 12.9

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.55 AU - 0.61 AU

Year: 300 Days

Day: 8.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,340,053 km

• M1: 160,668 km (0.077 R)
• M2: 644,767 km (0.091 R)
• M3: 1,058,405 km (0.086 R)
• M4: 1,516,623 km (0.081 R)
• M5: 1,947,615 km (0.065 R)
• M6: 2,391,172 km (0.068 R)
• M7: 3,075,433 km (0.094 R)
• M8: 3,636,425 km (0.095 R)
• M9: 4,149,097 km (0.048 R)
• M10: 4,893,496 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.7

Radius: 11.3

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.55 AU - 0.85 AU

Year: 397 Days

Day: 5 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,340,053 km

• M1: 140,472 km (0.104 R)
• M2: 532,718 km (0.041 R)
• M3: 1,040,902 km (0.12 R)
• M4: 1,452,296 km (0.039 R)
• M5: 1,893,610 km (0.1 R)
• M6: 2,323,704 km (0.114 R)
• M7: 3,072,441 km (0.086 R)
• M8: 3,448,979 km (0.112 R)
• M9: 3,809,510 km (0.109 R)
• M10: 4,334,150 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.3

Radius: 8

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.65 AU - 0.79 AU

Year: 414 Days

Day: 13.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 79,340,053 km

• M1: 106,514 km (0.056 R)
• M2: 746,194 km (0.104 R)
• M3: 996,172 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.2

Radius: 4.9

Gravity: 28.66 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.04 AU - 8.34 AU

Year: 11736 Days

Day: 21.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,340,053 km

• M1: 60,886 km (0.065 R)
• M2: 230,381 km (0.083 R)
• M3: 462,706 km (0.075 R)
• M4: 727,195 km (0.071 R)
• M5: 1,087,876 km (0.074 R)
• M6: 1,501,514 km (0.095 R)
• M7: 3,501,189 km (0.111 R)
• M8: 3,846,760 km (0.098 R)
• M9: 4,070,558 km (0.049 R)
• M10: 4,699,468 km (0.06 R)
• M11: 4,987,892 km (0.11 R)
• M12: 5,529,885 km (0.101 R)
• M13: 6,453,951 km (0.099 R)
• M14: 6,932,216 km (0.116 R)
• M15: 8,185,247 km (0.099 R)
• M16: 8,603,074 km (0.116 R)
• M17: 9,132,800 km (0.113 R)
• M18: 9,380,684 km (0.094 R)
• M19: 10,524,809 km (0.109 R)
• M20: 11,299,726 km (0.118 R)
• M21: 14,985,368 km (0.075 R)
• M22: 15,469,766 km (0.089 R)
• M23: 16,107,801 km (0.066 R)
• M24: 17,360,534 km (0.119 R)
• M25: 19,400,001 km (0.097 R)
• M26: 19,975,205 km (0.088 R)
• M27: 21,593,705 km (0.105 R)
• M28: 23,574,530 km (0.109 R)
• M29: 26,566,787 km (0.114 R)
• M30: 31,234,390 km (0.046 R)
• M31: 36,049,496 km (0.108 R)
• M32: 36,296,333 km (0.094 R)
• M33: 48,006,406 km (0.096 R)
• M34: 52,618,508 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.7

Radius: 6.5

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.81 AU - 7.29 AU

Year: 12696 Days

Day: 20.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,340,053 km

• M1: 80,783 km (0.11 R)
• M2: 370,105 km (0.101 R)
• M3: 1,319,304 km (0.116 R)
• M4: 1,949,260 km (0.088 R)
• M5: 2,960,991 km (0.06 R)
• M6: 3,265,871 km (0.107 R)
• M7: 3,591,695 km (0.08 R)
• M8: 3,894,182 km (0.103 R)
• M9: 4,380,076 km (0.052 R)
• M10: 5,991,395 km (0.084 R)
• M11: 8,782,143 km (0.115 R)
• M12: 10,073,173 km (0.083 R)
• M13: 12,727,488 km (0.075 R)
• M14: 18,150,111 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.8

Radius: 3.8

Gravity: 41.81 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.37 AU - 12.39 AU

Year: 22682 Days

Day: 18 Hours

Environment

Temp: -241 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 79,340,053 km

• M1: 47,273 km (0.118 R)
• M2: 167,849 km (0.103 R)
• M3: 342,579 km (0.119 R)
• M4: 502,050 km (0.057 R)
• M5: 662,719 km (0.054 R)
• M6: 914,791 km (0.09 R)
• M7: 1,063,192 km (0.108 R)
• M8: 1,377,497 km (0.059 R)
• M9: 2,231,252 km (0.072 R)
• M10: 2,455,499 km (0.087 R)
• M11: 3,476,206 km (0.11 R)
• M12: 3,934,873 km (0.09 R)
• M13: 5,552,325 km (0.025 R)
• M14: 6,710,063 km (0.086 R)
• M15: 7,369,640 km (0.093 R)
• M16: 8,227,284 km (0.117 R)
• M17: 8,871,303 km (0.109 R)
• M18: 11,919,061 km (0.077 R)
• M19: 15,678,904 km (0.055 R)
• M20: 17,260,303 km (0.096 R)
• M21: 20,542,480 km (0.049 R)
• M22: 25,533,514 km (0.08 R)
• M23: 28,909,340 km (0.113 R)
• M24: 30,389,162 km (0.103 R)
• M25: 30,514,824 km (0.091 R)
• M26: 32,048,501 km (0.079 R)
• M27: 32,439,849 km (0.111 R)
• M28: 43,926,872 km (0.103 R)
• M29: 44,087,390 km (0.037 R)
• M30: 44,248,357 km (0.088 R)
• M31: 45,385,900 km (0.073 R)
• M32: 45,714,417 km (0.119 R)
• M33: 46,210,184 km (0.114 R)
• M34: 50,834,553 km (0.068 R)
• M35: 53,715,509 km (0.067 R)
• M36: 58,431,732 km (0.077 R)
• M37: 62,195,165 km (0.112 R)
• M38: 68,030,978 km (0.098 R)
• M39: 68,461,222 km (0.118 R)
• M40: 69,110,028 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 10,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit