🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.1

Radius: 12.4

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.25 AU - 1.73 AU

Year: 1193 Days

Day: 6.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,746,113 km

• M1: 154,834 km (0.086 R)
• M2: 644,468 km (0.111 R)
• M3: 1,156,092 km (0.061 R)
• M4: 2,073,426 km (0.093 R)
• M5: 2,908,781 km (0.1 R)
• M6: 3,940,258 km (0.115 R)
• M7: 4,540,744 km (0.11 R)
• M8: 5,060,447 km (0.085 R)
• M9: 5,771,187 km (0.113 R)
• M10: 6,196,793 km (0.098 R)
• M11: 6,788,901 km (0.061 R)
• M12: 7,707,432 km (0.111 R)
• M13: 8,765,089 km (0.115 R)
• M14: 9,512,181 km (0.106 R)
• M15: 10,301,309 km (0.07 R)
• M16: 11,618,818 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844

Radius: 13.4

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.05 AU - 2.33 AU

Year: 2126 Days

Day: 8.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,746,113 km

• M1: 166,802 km (0.102 R)
• M2: 595,400 km (0.071 R)
• M3: 1,389,465 km (0.081 R)
• M4: 2,658,653 km (0.076 R)
• M5: 3,217,401 km (0.082 R)
• M6: 3,910,788 km (0.086 R)
• M7: 4,447,844 km (0.118 R)
• M8: 5,011,229 km (0.062 R)
• M9: 5,452,693 km (0.079 R)
• M10: 6,047,793 km (0.107 R)
• M11: 6,852,480 km (0.118 R)
• M12: 7,339,421 km (0.062 R)
• M13: 8,544,582 km (0.103 R)
• M14: 9,593,412 km (0.093 R)
• M15: 10,130,917 km (0.075 R)
• M16: 11,266,515 km (0.098 R)
• M17: 11,946,736 km (0.114 R)
• M18: 13,745,202 km (0.094 R)
• M19: 14,336,862 km (0.062 R)
• M20: 14,898,003 km (0.071 R)
• M21: 16,669,840 km (0.077 R)
• M22: 17,133,893 km (0.118 R)
• M23: 18,250,491 km (0.105 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.6

Radius: 3.1

Gravity: 80.92 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.97 AU - 7.23 AU

Year: 9883 Days

Day: 18.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,746,113 km

• M1: 38,596 km (0.116 R)
• M2: 510,877 km (0.034 R)
• M3: 610,808 km (0.11 R)
• M4: 741,108 km (0.066 R)
• M5: 930,200 km (0.073 R)
• M6: 1,222,813 km (0.089 R)
• M7: 1,852,620 km (0.054 R)
• M8: 2,529,251 km (0.101 R)
• M9: 3,380,762 km (0.092 R)
• M10: 3,581,822 km (0.105 R)
• M11: 4,063,078 km (0.091 R)
• M12: 4,175,725 km (0.081 R)
• M13: 4,677,477 km (0.058 R)
• M14: 4,801,194 km (0.053 R)
• M15: 5,589,874 km (0.072 R)
• M16: 5,835,215 km (0.109 R)
• M17: 7,377,269 km (0.092 R)
• M18: 7,715,361 km (0.117 R)
• M19: 8,467,688 km (0.06 R)
• M20: 8,605,318 km (0.097 R)
• M21: 9,512,330 km (0.103 R)
• M22: 11,125,743 km (0.117 R)
• M23: 11,235,698 km (0.08 R)
• M24: 11,569,899 km (0.044 R)
• M25: 12,671,987 km (0.093 R)
• M26: 12,791,964 km (0.097 R)
• M27: 17,706,703 km (0.099 R)
• M28: 18,159,087 km (0.098 R)
• M29: 18,696,592 km (0.079 R)
• M30: 20,208,728 km (0.117 R)
• M31: 33,706,794 km (0.101 R)
• M32: 35,817,769 km (0.086 R)
• M33: 44,587,346 km (0.09 R)
• M34: 48,578,767 km (0.051 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.3

Radius: 3.5

Gravity: 74.8 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.61 AU - 6.67 AU

Year: 9981 Days

Day: 21.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,746,113 km

• M1: 43,533 km (0.119 R)
• M2: 289,023 km (0.111 R)
• M3: 582,085 km (0.08 R)
• M4: 1,057,956 km (0.12 R)
• M5: 1,188,106 km (0.087 R)
• M6: 2,151,666 km (0.08 R)
• M7: 2,585,350 km (0.098 R)
• M8: 3,004,524 km (0.106 R)
• M9: 3,341,119 km (0.112 R)
• M10: 3,467,379 km (0.094 R)
• M11: 3,783,181 km (0.056 R)
• M12: 4,004,137 km (0.112 R)
• M13: 4,625,417 km (0.114 R)
• M14: 4,878,087 km (0.08 R)
• M15: 5,173,394 km (0.11 R)
• M16: 7,034,541 km (0.105 R)
• M17: 7,539,733 km (0.049 R)
• M18: 8,068,711 km (0.059 R)
• M19: 8,388,551 km (0.09 R)
• M20: 9,803,747 km (0.117 R)
• M21: 12,543,333 km (0.083 R)
• M22: 15,264,219 km (0.057 R)
• M23: 15,965,534 km (0.092 R)
• M24: 16,614,938 km (0.102 R)
• M25: 21,055,452 km (0.07 R)
• M26: 22,100,093 km (0.089 R)
• M27: 23,453,805 km (0.093 R)
• M28: 26,524,450 km (0.038 R)
• M29: 29,315,199 km (0.083 R)
• M30: 31,728,960 km (0.09 R)
• M31: 31,841,757 km (0.116 R)
• M32: 38,463,707 km (0.114 R)
• M33: 38,978,324 km (0.097 R)
• M34: 46,090,954 km (0.12 R)
• M35: 46,963,409 km (0.113 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 16,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit