🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.2

Radius: 8.4

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.88 AU - 2.22 AU

Year: 1925 Days

Day: 14.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,096,763 km

• M1: 104,569 km (0.048 R)
• M2: 492,027 km (0.117 R)
• M3: 1,099,544 km (0.039 R)
• M4: 1,457,682 km (0.102 R)
• M5: 1,760,169 km (0.067 R)
• M6: 2,930,622 km (0.093 R)
• M7: 3,887,151 km (0.101 R)
• M8: 4,444,852 km (0.098 R)
• M9: 5,485,904 km (0.08 R)
• M10: 5,959,979 km (0.12 R)
• M11: 6,721,881 km (0.081 R)
• M12: 7,200,894 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277

Radius: 10.1

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.85 AU - 2.61 AU

Year: 2185 Days

Day: 14.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,096,763 km

• M1: 125,662 km (0.069 R)
• M2: 531,222 km (0.091 R)
• M3: 1,096,104 km (0.044 R)
• M4: 1,651,112 km (0.086 R)
• M5: 2,848,194 km (0.116 R)
• M6: 3,903,607 km (0.084 R)
• M7: 4,897,385 km (0.072 R)
• M8: 6,668,624 km (0.033 R)
• M9: 7,043,068 km (0.086 R)
• M10: 8,801,740 km (0.076 R)
• M11: 10,234,589 km (0.043 R)
• M12: 11,745,228 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.2

Radius: 8.4

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.54 AU - 5.32 AU

Year: 6117 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 50,096,763 km

• M1: 104,419 km (0.088 R)
• M2: 477,666 km (0.068 R)
• M3: 1,051,673 km (0.072 R)
• M4: 1,686,566 km (0.108 R)
• M5: 2,104,543 km (0.12 R)
• M6: 2,420,643 km (0.113 R)
• M7: 2,696,352 km (0.05 R)
• M8: 3,169,380 km (0.114 R)
• M9: 3,565,067 km (0.092 R)
• M10: 4,016,852 km (0.031 R)
• M11: 4,953,335 km (0.072 R)
• M12: 5,286,340 km (0.075 R)
• M13: 6,571,386 km (0.101 R)
• M14: 7,828,905 km (0.106 R)
• M15: 8,320,185 km (0.087 R)
• M16: 9,034,215 km (0.111 R)
• M17: 9,448,153 km (0.101 R)
• M18: 10,997,538 km (0.118 R)
• M19: 13,926,814 km (0.082 R)
• M20: 14,704,872 km (0.06 R)
• M21: 15,394,518 km (0.115 R)
• M22: 16,286,720 km (0.101 R)
• M23: 19,510,106 km (0.119 R)
• M24: 23,598,765 km (0.095 R)
• M25: 24,703,545 km (0.037 R)
• M26: 27,615,917 km (0.085 R)
• M27: 28,137,265 km (0.091 R)
• M28: 29,109,801 km (0.104 R)
• M29: 29,559,342 km (0.106 R)
• M30: 30,013,372 km (0.063 R)
• M31: 31,122,191 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.5

Radius: 5.3

Gravity: 20.88 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.68 AU - 6.3 AU

Year: 9617 Days

Day: 18.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,096,763 km

• M1: 93,050 km (0.057 R)
• M2: 337,343 km (0.095 R)
• M3: 537,356 km (0.116 R)
• M4: 808,876 km (0.06 R)
• M5: 3,276,792 km (0.052 R)
• M6: 4,518,155 km (0.069 R)
• M7: 4,871,804 km (0.107 R)
• M8: 5,275,419 km (0.054 R)
• M9: 6,079,059 km (0.114 R)
• M10: 6,961,387 km (0.106 R)
• M11: 7,353,035 km (0.104 R)
• M12: 10,773,141 km (0.104 R)
• M13: 16,662,510 km (0.12 R)
• M14: 19,047,250 km (0.106 R)
• M15: 19,812,592 km (0.041 R)
• M16: 21,241,402 km (0.075 R)
• M17: 23,424,483 km (0.092 R)
• M18: 23,860,860 km (0.118 R)
• M19: 24,302,623 km (0.025 R)
• M20: 25,476,517 km (0.074 R)
• M21: 29,325,521 km (0.104 R)
• M22: 34,998,422 km (0.085 R)
• M23: 37,434,623 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.5

Radius: 7.1

Gravity: 11.77 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.53 AU - 7.95 AU

Year: 11479 Days

Day: 15.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 50,096,763 km

• M1: 88,412 km (0.104 R)
• M2: 500,554 km (0.099 R)
• M3: 869,612 km (0.105 R)
• M4: 1,186,012 km (0.032 R)
• M5: 1,805,048 km (0.103 R)
• M6: 2,123,991 km (0.094 R)
• M7: 2,500,080 km (0.078 R)
• M8: 2,854,028 km (0.1 R)
• M9: 3,740,695 km (0.069 R)
• M10: 4,319,190 km (0.108 R)
• M11: 4,614,945 km (0.107 R)
• M12: 5,247,295 km (0.1 R)
• M13: 6,722,031 km (0.12 R)
• M14: 7,491,413 km (0.059 R)
• M15: 8,545,330 km (0.069 R)
• M16: 12,356,036 km (0.118 R)
• M17: 13,382,876 km (0.117 R)
• M18: 13,821,946 km (0.109 R)
• M19: 15,128,982 km (0.118 R)
• M20: 16,588,010 km (0.033 R)
• M21: 17,094,549 km (0.106 R)
• M22: 19,224,374 km (0.112 R)
• M23: 20,435,219 km (0.093 R)
• M24: 22,476,930 km (0.102 R)
• M25: 26,468,501 km (0.096 R)
• M26: 29,834,453 km (0.079 R)
• M27: 31,454,747 km (0.073 R)
• M28: 31,785,658 km (0.108 R)
• M29: 35,820,163 km (0.098 R)
• M30: 36,423,042 km (0.071 R)
• M31: 37,032,654 km (0.08 R)
• M32: 38,649,657 km (0.069 R)
• M33: 40,703,486 km (0.038 R)
• M34: 40,965,283 km (0.062 R)
• M35: 45,447,983 km (0.116 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: 320 - 12,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit