🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.49 AU - 0.57 AU

Year: 245 Days

Day: 42.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.8

Radius: 10.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.56 AU - 0.94 AU

Year: 413 Days

Day: 7.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,238,117 km

• M1: 145,110 km (0.077 R)
• M2: 222,602 km (0.073 R)
• M3: 359,334 km (0.089 R)
• M4: 437,723 km (0.095 R)
• M5: 517,908 km (0.108 R)
• M6: 596,148 km (0.063 R)
• M7: 687,552 km (0.066 R)
• M8: 784,192 km (0.099 R)
• M9: 865,124 km (0.055 R)
• M10: 934,987 km (0.109 R)
• M11: 1,002,007 km (0.083 R)
• M12: 1,070,822 km (0.099 R)
• M13: 1,164,470 km (0.114 R)
• M14: 1,242,560 km (0.088 R)
• M15: 1,360,293 km (0.089 R)
• M16: 1,456,934 km (0.055 R)
• M17: 1,567,337 km (0.112 R)
• M18: 1,651,261 km (0.104 R)
• M19: 1,781,711 km (0.117 R)
• M20: 1,854,266 km (0.068 R)
• M21: 1,924,876 km (0.06 R)
• M22: 2,129,376 km (0.067 R)
• M23: 2,219,733 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.7

Radius: 12.9

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.06 AU - 1.3 AU

Year: 815 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,238,117 km

• M1: 164,857 km (0.111 R)
• M2: 272,418 km (0.071 R)
• M3: 375,790 km (0.091 R)
• M4: 458,368 km (0.094 R)
• M5: 551,418 km (0.088 R)
• M6: 717,172 km (0.103 R)
• M7: 819,048 km (0.115 R)
• M8: 901,327 km (0.11 R)
• M9: 991,535 km (0.1 R)
• M10: 1,126,921 km (0.053 R)
• M11: 1,209,798 km (0.072 R)
• M12: 1,366,277 km (0.095 R)
• M13: 1,455,438 km (0.099 R)
• M14: 1,546,543 km (0.115 R)
• M15: 1,682,826 km (0.086 R)
• M16: 1,874,162 km (0.053 R)
• M17: 1,970,952 km (0.098 R)
• M18: 2,054,128 km (0.077 R)
• M19: 2,176,350 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.1

Radius: 10.4

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.23 AU - 1.27 AU

Year: 889 Days

Day: 5.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 25,238,117 km

• M1: 233,223 km (0.041 R)
• M2: 379,380 km (0.104 R)
• M3: 450,439 km (0.106 R)
• M4: 532,419 km (0.048 R)
• M5: 777,011 km (0.084 R)
• M6: 928,704 km (0.091 R)
• M7: 1,037,760 km (0.094 R)
• M8: 1,110,764 km (0.115 R)
• M9: 1,319,154 km (0.073 R)
• M10: 1,443,021 km (0.065 R)
• M11: 1,601,595 km (0.078 R)
• M12: 1,814,173 km (0.119 R)
• M13: 1,928,167 km (0.095 R)
• M14: 2,027,799 km (0.095 R)
• M15: 2,180,539 km (0.059 R)
• M16: 2,652,370 km (0.119 R)
• M17: 2,745,121 km (0.104 R)
• M18: 2,838,769 km (0.113 R)
• M19: 2,981,486 km (0.097 R)
• M20: 3,087,700 km (0.117 R)
• M21: 3,234,456 km (0.119 R)
• M22: 3,343,662 km (0.044 R)
• M23: 3,484,434 km (0.09 R)
• M24: 3,616,977 km (0.045 R)
• M25: 3,699,406 km (0.086 R)
• M26: 3,887,001 km (0.044 R)
• M27: 4,013,860 km (0.098 R)
• M28: 4,646,659 km (0.078 R)
• M29: 4,826,775 km (0.11 R)
• M30: 4,940,470 km (0.106 R)
• M31: 5,124,325 km (0.036 R)
• M32: 5,298,757 km (0.077 R)
• M33: 5,392,554 km (0.067 R)
• M34: 5,487,100 km (0.117 R)
• M35: 5,581,945 km (0.112 R)
• M36: 5,749,495 km (0.117 R)
• M37: 5,845,986 km (0.113 R)
• M38: 6,436,299 km (0.045 R)
• M39: 6,574,228 km (0.115 R)
• M40: 6,649,925 km (0.07 R)
• M41: 6,789,350 km (0.12 R)
• M42: 6,942,688 km (0.107 R)
• M43: 7,148,833 km (0.116 R)
• M44: 7,213,759 km (0.083 R)
• M45: 7,304,864 km (0.119 R)
• M46: 7,448,927 km (0.051 R)
• M47: 7,806,316 km (0.077 R)
• M48: 8,884,169 km (0.117 R)
• M49: 9,234,976 km (0.079 R)
• M50: 9,305,736 km (0.094 R)
• M51: 9,604,782 km (0.084 R)

Asteroid Belt

Center: 2.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.3

Radius: 8.5

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.08 AU - 3.72 AU

Year: 3986 Days

Day: 13.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 25,238,117 km

• M1: 138,677 km (0.095 R)
• M2: 223,499 km (0.1 R)
• M3: 512,672 km (0.049 R)
• M4: 611,556 km (0.118 R)
• M5: 750,682 km (0.12 R)
• M6: 936,483 km (0.082 R)
• M7: 1,035,068 km (0.057 R)
• M8: 1,297,313 km (0.108 R)
• M9: 1,580,352 km (0.114 R)
• M10: 1,684,173 km (0.079 R)
• M11: 1,914,105 km (0.114 R)
• M12: 2,024,957 km (0.117 R)
• M13: 2,089,284 km (0.03 R)
• M14: 2,524,314 km (0.084 R)
• M15: 3,005,421 km (0.043 R)
• M16: 3,209,622 km (0.087 R)
• M17: 3,361,015 km (0.105 R)
• M18: 3,418,461 km (0.1 R)
• M19: 4,132,641 km (0.06 R)
• M20: 4,235,415 km (0.059 R)
• M21: 4,339,086 km (0.069 R)
• M22: 4,506,636 km (0.111 R)
• M23: 4,719,214 km (0.118 R)
• M24: 4,913,392 km (0.071 R)
• M25: 5,466,605 km (0.07 R)
• M26: 6,179,738 km (0.089 R)
• M27: 6,273,985 km (0.093 R)
• M28: 6,368,681 km (0.036 R)
• M29: 6,511,547 km (0.107 R)
• M30: 6,849,039 km (0.108 R)
• M31: 7,192,217 km (0.07 R)
• M32: 7,516,096 km (0.115 R)
• M33: 7,793,750 km (0.119 R)
• M34: 7,870,045 km (0.082 R)
• M35: 8,100,575 km (0.045 R)
• M36: 8,333,349 km (0.117 R)
• M37: 8,437,470 km (0.028 R)
• M38: 8,620,727 km (0.111 R)
• M39: 8,752,523 km (0.11 R)
• M40: 8,884,917 km (0.075 R)
• M41: 8,964,652 km (0.098 R)
• M42: 9,286,138 km (0.079 R)
• M43: 9,557,060 km (0.102 R)
• M44: 10,051,032 km (0.06 R)
• M45: 10,412,909 km (0.118 R)
• M46: 10,921,243 km (0.089 R)
• M47: 11,092,383 km (0.117 R)
• M48: 11,207,124 km (0.115 R)
• M49: 11,495,400 km (0.092 R)
• M50: 11,669,532 km (0.111 R)
• M51: 12,197,462 km (0.086 R)
• M52: 12,553,655 km (0.112 R)
• M53: 12,883,069 km (0.084 R)
• M54: 13,950,600 km (0.041 R)
• M55: 14,479,279 km (0.07 R)
• M56: 14,573,226 km (0.041 R)
• M57: 14,793,285 km (0.103 R)
• M58: 15,877,869 km (0.113 R)
• M59: 16,626,008 km (0.115 R)
• M60: 16,888,852 km (0.113 R)
• M61: 17,053,858 km (0.114 R)
• M62: 17,853,459 km (0.102 R)
• M63: 18,393,357 km (0.033 R)
• M64: 19,558,276 km (0.041 R)
• M65: 19,627,540 km (0.101 R)
• M66: 20,149,636 km (0.078 R)
• M67: 20,324,666 km (0.053 R)
• M68: 20,852,896 km (0.107 R)
• M69: 21,065,325 km (0.098 R)
• M70: 21,564,084 km (0.045 R)
• M71: 21,958,723 km (0.115 R)
• M72: 22,030,680 km (0.038 R)
• M73: 22,391,959 km (0.098 R)
• M74: 23,083,550 km (0.076 R)
• M75: 23,340,260 km (0.095 R)
• M76: 23,671,469 km (0.09 R)
• M77: 24,525,225 km (0.081 R)
• M78: 24,674,822 km (0.084 R)
• M79: 24,787,021 km (0.062 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: 513 - 11,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit