🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87

Radius: 13.9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.21 AU - 1.29 AU

Year: 902 Days

Day: 13 Hours

Environment

Temp: -179 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 67,116,539 km

• M1: 173,234 km (0.086 R)
• M2: 1,089,671 km (0.108 R)
• M3: 1,535,173 km (0.088 R)
• M4: 1,983,817 km (0.103 R)
• M5: 3,753,710 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.9

Radius: 13.6

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.42 AU - 3.72 AU

Year: 3473 Days

Day: 14.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,116,539 km

• M1: 169,195 km (0.086 R)
• M2: 765,492 km (0.078 R)
• M3: 1,266,944 km (0.036 R)
• M4: 1,991,596 km (0.11 R)
• M5: 2,578,020 km (0.079 R)
• M6: 3,894,781 km (0.119 R)
• M7: 4,362,723 km (0.042 R)
• M8: 5,210,045 km (0.101 R)
• M9: 5,970,301 km (0.108 R)
• M10: 6,420,591 km (0.117 R)
• M11: 8,420,266 km (0.078 R)
• M12: 9,772,631 km (0.106 R)
• M13: 10,360,401 km (0.085 R)
• M14: 11,693,617 km (0.068 R)
• M15: 12,951,286 km (0.086 R)
• M16: 14,902,192 km (0.099 R)
• M17: 16,325,316 km (0.097 R)
• M18: 17,436,529 km (0.116 R)
• M19: 19,995,999 km (0.071 R)
• M20: 22,932,905 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.5

Radius: 8.3

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.32 AU - 4.1 AU

Year: 4614 Days

Day: 10.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,116,539 km

• M1: 103,223 km (0.111 R)
• M2: 411,095 km (0.095 R)
• M3: 702,960 km (0.102 R)
• M4: 1,407,267 km (0.115 R)
• M5: 1,830,031 km (0.053 R)
• M6: 2,162,138 km (0.076 R)
• M7: 2,534,338 km (0.102 R)
• M8: 3,200,347 km (0.082 R)
• M9: 3,604,710 km (0.088 R)
• M10: 5,708,954 km (0.087 R)
• M11: 6,364,043 km (0.119 R)
• M12: 15,101,606 km (0.108 R)
• M13: 16,574,995 km (0.057 R)
• M14: 23,860,112 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.6

Radius: 12.6

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.52 AU - 5.86 AU

Year: 8764 Days

Day: 11.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,116,539 km

• M1: 319,092 km (0.048 R)
• M2: 1,158,636 km (0.116 R)
• M3: 2,387,881 km (0.11 R)
• M4: 4,627,212 km (0.096 R)
• M5: 8,013,509 km (0.12 R)
• M6: 9,067,127 km (0.06 R)
• M7: 13,045,533 km (0.12 R)
• M8: 16,013,106 km (0.088 R)
• M9: 16,937,471 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.3

Radius: 5.1

Gravity: 38.15 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.36 AU - 7.7 AU

Year: 13342 Days

Day: 20 Hours

Environment

Temp: -215 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,116,539 km

• M1: 63,429 km (0.098 R)
• M2: 263,591 km (0.032 R)
• M3: 604,675 km (0.103 R)
• M4: 781,798 km (0.118 R)
• M5: 1,029,084 km (0.118 R)
• M6: 1,244,355 km (0.079 R)
• M7: 1,599,650 km (0.09 R)
• M8: 2,000,722 km (0.115 R)
• M9: 3,282,925 km (0.058 R)
• M10: 3,695,067 km (0.093 R)
• M11: 4,928,502 km (0.066 R)
• M12: 5,810,980 km (0.113 R)
• M13: 6,924,586 km (0.117 R)
• M14: 8,124,810 km (0.111 R)
• M15: 8,470,231 km (0.1 R)
• M16: 9,032,719 km (0.074 R)
• M17: 10,751,898 km (0.118 R)
• M18: 12,096,633 km (0.101 R)
• M19: 12,547,073 km (0.089 R)
• M20: 13,413,095 km (0.036 R)
• M21: 13,825,835 km (0.079 R)
• M22: 15,189,270 km (0.084 R)
• M23: 17,601,985 km (0.094 R)
• M24: 19,200,588 km (0.073 R)
• M25: 25,818,947 km (0.107 R)
• M26: 30,511,533 km (0.077 R)
• M27: 30,986,057 km (0.074 R)
• M28: 32,685,489 km (0.071 R)
• M29: 33,182,304 km (0.084 R)
• M30: 34,318,500 km (0.101 R)
• M31: 39,262,260 km (0.118 R)
• M32: 40,106,292 km (0.057 R)
• M33: 48,093,322 km (0.11 R)
• M34: 50,697,671 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.3

Radius: 5.3

Gravity: 22.47 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 7.71 AU - 10.17 AU

Year: 17259 Days

Day: 19.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,116,539 km

• M1: 65,973 km (0.101 R)
• M2: 361,728 km (0.077 R)
• M3: 789,578 km (0.075 R)
• M4: 1,356,553 km (0.106 R)
• M5: 1,537,866 km (0.054 R)
• M6: 2,367,685 km (0.114 R)
• M7: 3,040,427 km (0.084 R)
• M8: 3,489,819 km (0.037 R)
• M9: 6,340,257 km (0.089 R)
• M10: 6,764,068 km (0.068 R)
• M11: 7,116,520 km (0.12 R)
• M12: 7,481,240 km (0.025 R)
• M13: 10,741,726 km (0.079 R)
• M14: 11,904,251 km (0.104 R)
• M15: 12,352,895 km (0.094 R)
• M16: 12,614,392 km (0.064 R)
• M17: 14,476,586 km (0.094 R)
• M18: 15,285,162 km (0.11 R)
• M19: 15,510,756 km (0.1 R)
• M20: 18,564,797 km (0.078 R)
• M21: 22,965,816 km (0.034 R)
• M22: 27,346,790 km (0.066 R)
• M23: 28,239,889 km (0.07 R)
• M24: 28,693,769 km (0.036 R)
• M25: 29,383,565 km (0.071 R)
• M26: 31,276,876 km (0.117 R)
• M27: 32,253,451 km (0.093 R)
• M28: 32,873,982 km (0.085 R)
• M29: 33,124,559 km (0.067 R)
• M30: 36,631,133 km (0.114 R)
• M31: 41,680,959 km (0.055 R)
• M32: 41,974,320 km (0.093 R)
• M33: 46,384,914 km (0.11 R)
• M34: 48,783,118 km (0.069 R)
• M35: 56,471,102 km (0.055 R)
• M36: 59,202,759 km (0.065 R)
• M37: 62,212,369 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 11,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit