🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.5

Radius: 12.8

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.31 AU - 1.85 AU

Year: 1282 Days

Day: 11.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,036,548 km

• M1: 163,361 km (0.067 R)
• M2: 577,149 km (0.073 R)
• M3: 1,055,263 km (0.111 R)
• M4: 1,588,281 km (0.095 R)
• M5: 2,328,341 km (0.067 R)
• M6: 2,795,386 km (0.112 R)
• M7: 3,300,129 km (0.088 R)
• M8: 4,373,045 km (0.057 R)
• M9: 4,778,605 km (0.108 R)
• M10: 5,364,430 km (0.087 R)
• M11: 6,035,376 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914

Radius: 13.3

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.4 AU - 2.32 AU

Year: 1638 Days

Day: 12.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,036,548 km

• M1: 165,455 km (0.063 R)
• M2: 579,093 km (0.071 R)
• M3: 1,777,971 km (0.115 R)
• M4: 2,910,576 km (0.118 R)
• M5: 3,748,474 km (0.105 R)
• M6: 5,596,307 km (0.042 R)
• M7: 7,843,117 km (0.119 R)
• M8: 8,259,149 km (0.054 R)
• M9: 8,689,991 km (0.077 R)
• M10: 9,496,622 km (0.106 R)
• M11: 10,530,045 km (0.083 R)
• M12: 12,377,279 km (0.044 R)
• M13: 14,922,836 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793

Radius: 10.3

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.71 AU - 4.51 AU

Year: 5380 Days

Day: 7.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,036,548 km

• M1: 128,505 km (0.065 R)
• M2: 453,132 km (0.11 R)
• M3: 871,856 km (0.106 R)
• M4: 1,525,749 km (0.091 R)
• M5: 2,656,110 km (0.116 R)
• M6: 4,450,237 km (0.058 R)
• M7: 5,797,665 km (0.057 R)
• M8: 6,870,282 km (0.091 R)
• M9: 7,618,870 km (0.106 R)
• M10: 8,460,358 km (0.105 R)
• M11: 12,098,578 km (0.11 R)
• M12: 17,428,601 km (0.114 R)
• M13: 22,728,704 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.7

Radius: 5.4

Gravity: 19.26 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.98 AU - 9.46 AU

Year: 13850 Days

Day: 18.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,036,548 km

• M1: 81,680 km (0.103 R)
• M2: 473,627 km (0.117 R)
• M3: 937,081 km (0.025 R)
• M4: 1,187,508 km (0.084 R)
• M5: 1,646,923 km (0.092 R)
• M6: 1,874,461 km (0.082 R)
• M7: 2,160,343 km (0.028 R)
• M8: 3,122,257 km (0.111 R)
• M9: 3,446,585 km (0.12 R)
• M10: 5,073,313 km (0.075 R)
• M11: 6,698,095 km (0.069 R)
• M12: 8,883,122 km (0.105 R)
• M13: 11,213,707 km (0.05 R)
• M14: 13,081,287 km (0.079 R)
• M15: 16,812,706 km (0.054 R)
• M16: 17,728,694 km (0.116 R)
• M17: 18,357,604 km (0.065 R)
• M18: 19,246,364 km (0.102 R)
• M19: 19,743,029 km (0.109 R)
• M20: 20,163,399 km (0.104 R)
• M21: 21,904,868 km (0.105 R)
• M22: 24,028,709 km (0.088 R)
• M23: 25,485,493 km (0.114 R)
• M24: 29,437,570 km (0.055 R)
• M25: 29,765,937 km (0.105 R)
• M26: 32,714,810 km (0.056 R)
• M27: 39,715,991 km (0.087 R)
• M28: 43,280,908 km (0.116 R)
• M29: 48,256,832 km (0.097 R)
• M30: 50,100,177 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.6

Radius: 7.9

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 8.13 AU - 9.05 AU

Year: 16256 Days

Day: 18.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 63,036,548 km

• M1: 109,356 km (0.111 R)
• M2: 601,683 km (0.117 R)
• M3: 1,001,408 km (0.116 R)
• M4: 1,849,030 km (0.095 R)
• M5: 2,890,380 km (0.069 R)
• M6: 4,564,231 km (0.111 R)
• M7: 5,172,496 km (0.101 R)
• M8: 5,833,569 km (0.118 R)
• M9: 7,102,309 km (0.112 R)
• M10: 8,447,044 km (0.094 R)
• M11: 8,745,192 km (0.12 R)
• M12: 9,205,655 km (0.111 R)
• M13: 10,230,699 km (0.083 R)
• M14: 10,626,834 km (0.105 R)
• M15: 13,222,657 km (0.093 R)
• M16: 14,104,835 km (0.03 R)
• M17: 14,454,445 km (0.116 R)
• M18: 15,686,384 km (0.093 R)
• M19: 16,289,712 km (0.099 R)
• M20: 16,674,627 km (0.085 R)
• M21: 19,975,504 km (0.099 R)
• M22: 21,226,741 km (0.052 R)
• M23: 22,434,744 km (0.11 R)
• M24: 23,394,564 km (0.073 R)
• M25: 24,987,033 km (0.048 R)
• M26: 25,705,851 km (0.091 R)
• M27: 27,292,636 km (0.07 R)
• M28: 30,196,031 km (0.032 R)
• M29: 32,808,459 km (0.113 R)
• M30: 33,670,292 km (0.076 R)
• M31: 38,613,903 km (0.117 R)
• M32: 40,691,668 km (0.071 R)
• M33: 41,400,612 km (0.041 R)
• M34: 43,135,349 km (0.116 R)
• M35: 44,917,957 km (0.103 R)
• M36: 46,594,800 km (0.084 R)
• M37: 47,059,152 km (0.1 R)
• M38: 48,947,974 km (0.12 R)
• M39: 50,072,651 km (0.073 R)
• M40: 52,373,766 km (0.119 R)
• M41: 53,719,847 km (0.031 R)
• M42: 57,540,278 km (0.036 R)
• M43: 58,074,941 km (0.031 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 13,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit