🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.2

Radius: 11.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.79 AU - 1.03 AU

Year: 610 Days

Day: 6.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,351,977 km

• M1: 146,756 km (0.111 R)
• M2: 523,293 km (0.069 R)
• M3: 963,261 km (0.039 R)
• M4: 1,335,460 km (0.118 R)
• M5: 1,998,179 km (0.1 R)
• M6: 2,444,429 km (0.042 R)
• M7: 2,935,260 km (0.08 R)
• M8: 3,393,927 km (0.094 R)
• M9: 4,021,340 km (0.112 R)
• M10: 4,500,951 km (0.094 R)
• M11: 5,457,929 km (0.119 R)
• M12: 6,083,547 km (0.027 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.3

Radius: 14.7

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.82 AU - 1.04 AU

Year: 630 Days

Day: 7.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,351,977 km

• M1: 182,809 km (0.107 R)
• M2: 656,585 km (0.12 R)
• M3: 1,171,651 km (0.106 R)
• M4: 1,631,215 km (0.112 R)
• M5: 2,379,504 km (0.075 R)
• M6: 2,861,658 km (0.072 R)
• M7: 3,433,870 km (0.104 R)
• M8: 4,014,010 km (0.107 R)
• M9: 4,495,266 km (0.049 R)
• M10: 5,339,896 km (0.112 R)
• M11: 5,888,920 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.1

Radius: 11.1

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.24 AU - 1.48 AU

Year: 1115 Days

Day: 6 Hours

Environment

Temp: -195 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,351,977 km

• M1: 138,079 km (0.084 R)
• M2: 1,119,142 km (0.119 R)
• M3: 2,400,447 km (0.109 R)
• M4: 2,915,513 km (0.047 R)
• M5: 3,840,776 km (0.081 R)
• M6: 4,968,744 km (0.084 R)
• M7: 7,680,055 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.8

Radius: 13.2

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.93 AU - 4.75 AU

Year: 6355 Days

Day: 10.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,351,977 km

• M1: 164,258 km (0.095 R)
• M2: 577,149 km (0.114 R)
• M3: 1,052,571 km (0.055 R)
• M4: 1,884,634 km (0.114 R)
• M5: 2,536,282 km (0.097 R)
• M6: 2,956,204 km (0.105 R)
• M7: 4,088,809 km (0.104 R)
• M8: 4,561,389 km (0.114 R)
• M9: 5,744,259 km (0.115 R)
• M10: 6,758,533 km (0.054 R)
• M11: 8,129,447 km (0.06 R)
• M12: 8,923,962 km (0.109 R)
• M13: 11,986,230 km (0.116 R)
• M14: 15,375,968 km (0.093 R)
• M15: 16,200,851 km (0.077 R)
• M16: 18,217,281 km (0.064 R)
• M17: 20,395,874 km (0.086 R)
• M18: 22,420,233 km (0.094 R)
• M19: 24,235,154 km (0.112 R)
• M20: 25,879,684 km (0.115 R)
• M21: 27,138,251 km (0.108 R)
• M22: 31,460,582 km (0.111 R)
• M23: 32,479,942 km (0.066 R)
• M24: 32,997,850 km (0.056 R)
• M25: 34,477,223 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.1

Radius: 3.4

Gravity: 26.65 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.43 AU - 6.67 AU

Year: 9191 Days

Day: 16.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,351,977 km

• M1: 42,336 km (0.111 R)
• M2: 558,449 km (0.06 R)
• M3: 732,431 km (0.074 R)
• M4: 853,456 km (0.085 R)
• M5: 1,441,525 km (0.091 R)
• M6: 3,118,368 km (0.044 R)
• M7: 4,350,605 km (0.11 R)
• M8: 5,686,215 km (0.118 R)
• M9: 9,786,094 km (0.115 R)
• M10: 10,101,746 km (0.111 R)
• M11: 11,187,078 km (0.09 R)
• M12: 11,632,282 km (0.079 R)
• M13: 15,872,035 km (0.029 R)
• M14: 19,940,199 km (0.095 R)
• M15: 25,999,661 km (0.062 R)
• M16: 28,841,871 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891

Radius: 4

Gravity: 55.69 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.53 AU - 5.77 AU

Year: 9440 Days

Day: 16.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 50,351,977 km

• M1: 49,816 km (0.044 R)
• M2: 216,169 km (0.109 R)
• M3: 528,978 km (0.093 R)
• M4: 710,889 km (0.099 R)
• M5: 1,107,323 km (0.114 R)
• M6: 1,548,338 km (0.086 R)
• M7: 1,713,494 km (0.1 R)
• M8: 2,577,123 km (0.114 R)
• M9: 3,911,236 km (0.101 R)
• M10: 4,633,495 km (0.105 R)
• M11: 5,440,725 km (0.082 R)
• M12: 5,752,936 km (0.105 R)
• M13: 5,967,758 km (0.116 R)
• M14: 6,150,716 km (0.115 R)
• M15: 6,451,408 km (0.106 R)
• M16: 7,000,881 km (0.082 R)
• M17: 8,147,848 km (0.039 R)
• M18: 11,580,072 km (0.113 R)
• M19: 12,154,528 km (0.107 R)
• M20: 12,567,867 km (0.066 R)
• M21: 12,868,708 km (0.037 R)
• M22: 13,736,824 km (0.11 R)
• M23: 14,120,543 km (0.063 R)
• M24: 16,217,905 km (0.116 R)
• M25: 18,359,399 km (0.108 R)
• M26: 20,186,437 km (0.085 R)
• M27: 27,280,518 km (0.08 R)
• M28: 27,683,385 km (0.042 R)
• M29: 29,440,113 km (0.081 R)
• M30: 29,757,709 km (0.038 R)
• M31: 31,379,799 km (0.088 R)
• M32: 32,380,758 km (0.093 R)
• M33: 32,832,394 km (0.054 R)
• M34: 33,288,219 km (0.029 R)
• M35: 40,120,354 km (0.1 R)
• M36: 41,034,995 km (0.111 R)
• M37: 42,770,330 km (0.113 R)
• M38: 46,386,560 km (0.075 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 10,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit