🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.5

Radius: 14.6

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.93 AU - 1.53 AU

Year: 895 Days

Day: 11.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 165.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,258,460 km

• M1: 182,061 km (0.095 R)
• M2: 731,534 km (0.098 R)
• M3: 1,200,373 km (0.083 R)
• M4: 1,692,251 km (0.104 R)
• M5: 2,421,990 km (0.051 R)
• M6: 2,972,510 km (0.102 R)
• M7: 3,688,485 km (0.098 R)
• M8: 4,533,414 km (0.106 R)
• M9: 5,011,080 km (0.095 R)
• M10: 5,614,109 km (0.088 R)
• M11: 6,902,595 km (0.074 R)
• M12: 7,358,719 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.3

Radius: 12.8

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.81 AU - 4.51 AU

Year: 4593 Days

Day: 11.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,258,460 km

• M1: 159,172 km (0.115 R)
• M2: 591,660 km (0.114 R)
• M3: 1,187,358 km (0.095 R)
• M4: 1,973,794 km (0.111 R)
• M5: 2,476,892 km (0.032 R)
• M6: 3,046,860 km (0.059 R)
• M7: 5,138,388 km (0.034 R)
• M8: 8,610,554 km (0.03 R)
• M9: 9,272,375 km (0.095 R)
• M10: 9,967,856 km (0.093 R)
• M11: 11,098,516 km (0.104 R)
• M12: 14,459,233 km (0.117 R)
• M13: 17,942,769 km (0.108 R)
• M14: 20,282,031 km (0.086 R)
• M15: 24,315,040 km (0.036 R)
• M16: 24,776,549 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101

Radius: 11.3

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.04 AU - 4.64 AU

Year: 5931 Days

Day: 12 Hours

Environment

Temp: -207 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,258,460 km

• M1: 143,165 km (0.11 R)
• M2: 551,119 km (0.085 R)
• M3: 940,671 km (0.097 R)
• M4: 1,380,788 km (0.096 R)
• M5: 1,767,499 km (0.105 R)
• M6: 2,239,929 km (0.038 R)
• M7: 2,677,652 km (0.117 R)
• M8: 3,172,522 km (0.058 R)
• M9: 3,547,564 km (0.101 R)
• M10: 4,746,292 km (0.088 R)
• M11: 5,966,861 km (0.108 R)
• M12: 8,300,737 km (0.089 R)
• M13: 8,785,584 km (0.104 R)
• M14: 10,615,016 km (0.096 R)
• M15: 12,728,086 km (0.103 R)
• M16: 14,824,401 km (0.06 R)
• M17: 15,491,159 km (0.093 R)
• M18: 16,427,641 km (0.071 R)
• M19: 17,297,254 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.9

Radius: 11.9

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.88 AU - 6 AU

Year: 7203 Days

Day: 6.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,258,460 km

• M1: 147,952 km (0.077 R)
• M2: 528,978 km (0.041 R)
• M3: 919,129 km (0.116 R)
• M4: 1,818,512 km (0.108 R)
• M5: 2,733,003 km (0.111 R)
• M6: 3,254,801 km (0.093 R)
• M7: 4,256,807 km (0.119 R)
• M8: 5,014,521 km (0.109 R)
• M9: 5,510,886 km (0.057 R)
• M10: 6,474,596 km (0.043 R)
• M11: 7,582,817 km (0.096 R)
• M12: 10,346,787 km (0.092 R)
• M13: 12,294,851 km (0.066 R)
• M14: 13,564,488 km (0.096 R)
• M15: 16,843,972 km (0.043 R)
• M16: 18,994,442 km (0.107 R)
• M17: 20,410,834 km (0.076 R)
• M18: 21,251,126 km (0.088 R)
• M19: 22,480,820 km (0.106 R)
• M20: 25,802,491 km (0.09 R)
• M21: 27,962,236 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.6

Radius: 5.4

Gravity: 32.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.55 AU - 9.57 AU

Year: 16429 Days

Day: 23.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 93.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,258,460 km

• M1: 67,319 km (0.041 R)
• M2: 359,783 km (0.078 R)
• M3: 814,860 km (0.067 R)
• M4: 1,079,947 km (0.094 R)
• M5: 1,527,394 km (0.1 R)
• M6: 2,320,413 km (0.119 R)
• M7: 2,567,249 km (0.087 R)
• M8: 3,034,892 km (0.039 R)
• M9: 3,645,251 km (0.068 R)
• M10: 4,106,162 km (0.066 R)
• M11: 4,815,406 km (0.1 R)
• M12: 5,802,752 km (0.117 R)
• M13: 6,517,231 km (0.1 R)
• M14: 7,009,707 km (0.085 R)
• M15: 7,241,584 km (0.11 R)
• M16: 7,769,964 km (0.062 R)
• M17: 8,583,627 km (0.101 R)
• M18: 8,849,163 km (0.117 R)
• M19: 16,824,525 km (0.104 R)
• M20: 18,974,096 km (0.045 R)
• M21: 19,975,355 km (0.111 R)
• M22: 21,983,856 km (0.044 R)
• M23: 22,986,012 km (0.104 R)
• M24: 31,241,571 km (0.12 R)
• M25: 32,378,963 km (0.096 R)
• M26: 34,070,017 km (0.113 R)
• M27: 34,468,546 km (0.094 R)
• M28: 35,819,265 km (0.113 R)
• M29: 41,123,707 km (0.118 R)
• M30: 42,796,211 km (0.095 R)
• M31: 44,671,869 km (0.075 R)
• M32: 46,276,157 km (0.119 R)
• M33: 48,922,393 km (0.073 R)
• M34: 53,434,714 km (0.084 R)
• M35: 62,083,416 km (0.111 R)
• M36: 62,677,768 km (0.089 R)
• M37: 68,199,276 km (0.101 R)
• M38: 70,969,679 km (0.054 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 17,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit