🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.4

Radius: 14.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.79 AU - 0.81 AU

Year: 485 Days

Day: 10.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 16,898,356 km

• M1: 181,462 km (0.115 R)
• M2: 640,578 km (0.104 R)
• M3: 1,089,671 km (0.059 R)
• M4: 1,873,564 km (0.05 R)
• M5: 2,990,312 km (0.081 R)
• M6: 4,091,502 km (0.084 R)
• M7: 5,161,575 km (0.077 R)
• M8: 5,745,157 km (0.035 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.4

Radius: 13

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.92 AU - 2.44 AU

Year: 2183 Days

Day: 5.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,898,356 km

• M1: 161,715 km (0.109 R)
• M2: 571,464 km (0.118 R)
• M3: 980,165 km (0.117 R)
• M4: 1,827,787 km (0.061 R)
• M5: 2,438,445 km (0.116 R)
• M6: 3,028,609 km (0.067 R)
• M7: 3,981,248 km (0.095 R)
• M8: 5,256,570 km (0.045 R)
• M9: 6,475,643 km (0.092 R)
• M10: 7,304,116 km (0.08 R)
• M11: 8,353,396 km (0.054 R)
• M12: 8,819,393 km (0.069 R)
• M13: 11,042,716 km (0.099 R)
• M14: 11,566,758 km (0.106 R)
• M15: 12,029,015 km (0.111 R)
• M16: 13,448,400 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.7

Radius: 13.6

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.99 AU - 3.17 AU

Year: 2811 Days

Day: 15 Hours

Environment

Temp: -210 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,898,356 km

• M1: 169,494 km (0.06 R)
• M2: 1,110,016 km (0.099 R)
• M3: 1,697,487 km (0.093 R)
• M4: 2,439,941 km (0.111 R)
• M5: 4,117,831 km (0.072 R)
• M6: 6,043,604 km (0.055 R)
• M7: 8,083,072 km (0.09 R)
• M8: 11,129,184 km (0.051 R)
• M9: 12,546,025 km (0.079 R)

Asteroid Belt

Center: 3.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.4

Radius: 8.7

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.85 AU - 4.49 AU

Year: 4769 Days

Day: 9.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,898,356 km

• M1: 110,403 km (0.096 R)
• M2: 383,868 km (0.115 R)
• M3: 982,858 km (0.07 R)
• M4: 1,409,810 km (0.112 R)
• M5: 1,897,649 km (0.111 R)
• M6: 3,027,711 km (0.094 R)
• M7: 3,709,728 km (0.085 R)
• M8: 4,322,032 km (0.115 R)
• M9: 5,185,960 km (0.105 R)
• M10: 6,003,363 km (0.12 R)
• M11: 7,582,966 km (0.045 R)
• M12: 9,281,800 km (0.072 R)
• M13: 10,789,597 km (0.118 R)
• M14: 11,300,025 km (0.109 R)
• M15: 13,639,586 km (0.111 R)
• M16: 16,284,327 km (0.065 R)
• M17: 17,538,854 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.4

Radius: 4.7

Gravity: 38.86 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.73 AU - 6.59 AU

Year: 9133 Days

Day: 16.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 16,898,356 km

• M1: 58,493 km (0.073 R)
• M2: 222,452 km (0.09 R)
• M3: 534,663 km (0.117 R)
• M4: 817,552 km (0.096 R)
• M5: 1,124,976 km (0.066 R)
• M6: 1,620,893 km (0.07 R)
• M7: 2,088,536 km (0.106 R)
• M8: 2,519,527 km (0.084 R)
• M9: 3,556,241 km (0.088 R)
• M10: 4,225,541 km (0.079 R)
• M11: 4,485,991 km (0.034 R)
• M12: 5,670,358 km (0.093 R)
• M13: 6,969,316 km (0.103 R)
• M14: 7,582,368 km (0.069 R)
• M15: 7,923,601 km (0.06 R)
• M16: 8,230,576 km (0.095 R)
• M17: 9,587,578 km (0.072 R)
• M18: 9,986,555 km (0.032 R)
• M19: 10,293,081 km (0.088 R)
• M20: 10,764,614 km (0.047 R)
• M21: 12,265,529 km (0.1 R)
• M22: 12,735,716 km (0.073 R)
• M23: 12,975,222 km (0.1 R)
• M24: 13,278,905 km (0.075 R)
• M25: 13,711,991 km (0.085 R)
• M26: 14,218,380 km (0.086 R)
• M27: 14,934,954 km (0.106 R)
• M28: 17,521,950 km (0.104 R)
• M29: 17,669,752 km (0.089 R)
• M30: 18,042,850 km (0.086 R)
• M31: 19,429,622 km (0.065 R)
• M32: 23,204,425 km (0.105 R)
• M33: 25,122,120 km (0.026 R)
• M34: 27,440,289 km (0.113 R)
• M35: 34,542,298 km (0.104 R)
• M36: 42,244,344 km (0.056 R)
• M37: 43,045,291 km (0.079 R)
• M38: 45,788,318 km (0.095 R)
• M39: 46,775,215 km (0.045 R)
• M40: 48,500,078 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18

Radius: 5.8

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.62 AU - 8.64 AU

Year: 12913 Days

Day: 21.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,898,356 km

• M1: 72,106 km (0.113 R)
• M2: 335,099 km (0.084 R)
• M3: 598,092 km (0.114 R)
• M4: 903,870 km (0.104 R)
• M5: 1,101,340 km (0.094 R)
• M6: 1,363,734 km (0.093 R)
• M7: 1,852,770 km (0.05 R)
• M8: 3,724,837 km (0.082 R)
• M9: 4,180,064 km (0.09 R)
• M10: 4,503,793 km (0.098 R)
• M11: 8,211,577 km (0.11 R)
• M12: 8,431,336 km (0.115 R)
• M13: 9,281,800 km (0.093 R)
• M14: 10,552,035 km (0.096 R)
• M15: 11,228,816 km (0.11 R)
• M16: 12,793,760 km (0.11 R)
• M17: 14,003,109 km (0.112 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 12,829 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit