🌌 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: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.5

Radius: 14.8

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.77 AU - 1.07 AU

Year: 599 Days

Day: 14.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,188,320 km

• M1: 184,005 km (0.069 R)
• M2: 647,160 km (0.081 R)
• M3: 1,152,951 km (0.082 R)
• M4: 1,691,653 km (0.036 R)
• M5: 2,356,615 km (0.093 R)
• M6: 3,044,317 km (0.097 R)
• M7: 3,888,497 km (0.067 R)
• M8: 5,211,242 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.4

Radius: 9.3

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.87 AU - 1.27 AU

Year: 751 Days

Day: 12.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,188,320 km

• M1: 115,938 km (0.105 R)
• M2: 437,574 km (0.116 R)
• M3: 1,013,974 km (0.077 R)
• M4: 1,392,008 km (0.096 R)
• M5: 2,287,202 km (0.103 R)
• M6: 3,554,296 km (0.096 R)
• M7: 4,274,759 km (0.088 R)
• M8: 4,765,889 km (0.102 R)
• M9: 6,381,995 km (0.089 R)
• M10: 6,731,306 km (0.118 R)
• M11: 7,588,202 km (0.096 R)
• M12: 8,489,978 km (0.07 R)
• M13: 8,832,707 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.6

Radius: 9

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.82 AU - 4.62 AU

Year: 5880 Days

Day: 5.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,188,320 km

• M1: 111,899 km (0.117 R)
• M2: 407,355 km (0.119 R)
• M3: 964,009 km (0.103 R)
• M4: 1,535,772 km (0.056 R)
• M5: 2,014,036 km (0.045 R)
• M6: 2,672,117 km (0.096 R)
• M7: 3,589,302 km (0.12 R)
• M8: 4,434,829 km (0.073 R)
• M9: 4,803,139 km (0.086 R)
• M10: 5,462,417 km (0.112 R)
• M11: 6,120,946 km (0.033 R)
• M12: 6,547,001 km (0.069 R)
• M13: 7,424,991 km (0.056 R)
• M14: 7,734,360 km (0.08 R)
• M15: 9,215,528 km (0.096 R)
• M16: 11,142,498 km (0.119 R)
• M17: 11,640,360 km (0.079 R)
• M18: 12,535,105 km (0.069 R)
• M19: 14,567,990 km (0.085 R)
• M20: 18,764,510 km (0.085 R)
• M21: 21,690,794 km (0.083 R)
• M22: 22,467,207 km (0.052 R)
• M23: 25,215,319 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.8

Radius: 9

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.75 AU - 4.97 AU

Year: 7267 Days

Day: 8 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,188,320 km

• M1: 112,348 km (0.06 R)
• M2: 433,086 km (0.117 R)
• M3: 809,474 km (0.103 R)
• M4: 1,151,604 km (0.069 R)
• M5: 1,459,626 km (0.113 R)
• M6: 2,900,703 km (0.045 R)
• M7: 3,947,738 km (0.106 R)
• M8: 5,841,946 km (0.103 R)
• M9: 6,373,019 km (0.088 R)
• M10: 8,160,713 km (0.114 R)
• M11: 9,779,662 km (0.116 R)
• M12: 12,140,765 km (0.091 R)
• M13: 12,644,610 km (0.08 R)
• M14: 13,057,800 km (0.07 R)
• M15: 20,106,253 km (0.079 R)
• M16: 20,457,060 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.7

Radius: 7.8

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.35 AU - 7.09 AU

Year: 9279 Days

Day: 24.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,188,320 km

• M1: 97,239 km (0.044 R)
• M2: 346,169 km (0.036 R)
• M3: 685,158 km (0.113 R)
• M4: 1,074,562 km (0.076 R)
• M5: 1,876,406 km (0.088 R)
• M6: 2,124,888 km (0.107 R)
• M7: 3,117,470 km (0.053 R)
• M8: 3,666,195 km (0.06 R)
• M9: 5,174,890 km (0.11 R)
• M10: 6,084,893 km (0.079 R)
• M11: 6,940,892 km (0.115 R)
• M12: 8,131,691 km (0.098 R)
• M13: 8,617,137 km (0.106 R)
• M14: 9,121,730 km (0.114 R)
• M15: 9,694,690 km (0.073 R)
• M16: 10,240,573 km (0.109 R)
• M17: 11,557,483 km (0.085 R)
• M18: 13,708,550 km (0.11 R)
• M19: 15,437,303 km (0.113 R)
• M20: 17,020,797 km (0.108 R)
• M21: 17,741,859 km (0.106 R)
• M22: 18,333,219 km (0.04 R)
• M23: 23,195,150 km (0.043 R)
• M24: 28,650,386 km (0.116 R)
• M25: 29,055,497 km (0.094 R)
• M26: 32,324,809 km (0.058 R)
• M27: 32,653,625 km (0.116 R)
• M28: 33,653,687 km (0.084 R)
• M29: 38,714,583 km (0.099 R)
• M30: 38,961,569 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.1

Radius: 7

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.13 AU - 8.49 AU

Year: 12053 Days

Day: 19.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 63,188,320 km

• M1: 87,216 km (0.08 R)
• M2: 313,108 km (0.063 R)
• M3: 627,413 km (0.112 R)
• M4: 845,527 km (0.081 R)
• M5: 1,158,785 km (0.117 R)
• M6: 1,456,036 km (0.118 R)
• M7: 2,550,344 km (0.066 R)
• M8: 2,867,941 km (0.053 R)
• M9: 3,606,505 km (0.096 R)
• M10: 4,007,428 km (0.087 R)
• M11: 4,245,737 km (0.12 R)
• M12: 5,358,596 km (0.115 R)
• M13: 6,016,826 km (0.11 R)
• M14: 6,365,539 km (0.064 R)
• M15: 7,180,249 km (0.087 R)
• M16: 9,241,857 km (0.073 R)
• M17: 10,333,772 km (0.071 R)
• M18: 10,632,070 km (0.077 R)
• M19: 17,949,800 km (0.034 R)
• M20: 19,415,260 km (0.094 R)
• M21: 20,722,147 km (0.098 R)
• M22: 21,037,949 km (0.101 R)
• M23: 22,499,221 km (0.114 R)
• M24: 23,595,623 km (0.094 R)
• M25: 30,118,988 km (0.07 R)
• M26: 33,140,865 km (0.076 R)
• M27: 33,572,904 km (0.113 R)
• M28: 33,899,326 km (0.096 R)
• M29: 34,780,458 km (0.097 R)
• M30: 35,226,708 km (0.086 R)
• M31: 36,934,069 km (0.087 R)
• M32: 37,282,033 km (0.075 R)
• M33: 38,220,610 km (0.059 R)
• M34: 38,576,653 km (0.112 R)
• M35: 39,657,947 km (0.09 R)
• M36: 41,629,946 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.2

Radius: 5

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.42 AU - 12.86 AU

Year: 23540 Days

Day: 20.2 Hours

Environment

Temp: -242 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 63,188,320 km

• M1: 62,233 km (0.054 R)
• M2: 239,207 km (0.094 R)
• M3: 902,524 km (0.076 R)
• M4: 1,250,339 km (0.064 R)
• M5: 1,716,037 km (0.093 R)
• M6: 3,081,567 km (0.052 R)
• M7: 3,498,795 km (0.104 R)
• M8: 4,286,727 km (0.052 R)
• M9: 5,046,235 km (0.084 R)
• M10: 5,891,613 km (0.044 R)
• M11: 6,206,666 km (0.098 R)
• M12: 8,095,788 km (0.072 R)
• M13: 8,485,341 km (0.03 R)
• M14: 11,569,151 km (0.083 R)
• M15: 12,125,805 km (0.041 R)
• M16: 13,092,955 km (0.117 R)
• M17: 14,532,087 km (0.106 R)
• M18: 17,080,187 km (0.112 R)
• M19: 19,736,447 km (0.08 R)
• M20: 20,086,656 km (0.103 R)
• M21: 21,900,530 km (0.06 R)
• M22: 23,525,911 km (0.116 R)
• M23: 29,446,396 km (0.087 R)
• M24: 37,477,259 km (0.098 R)
• M25: 37,745,188 km (0.104 R)
• M26: 38,556,458 km (0.108 R)
• M27: 41,060,277 km (0.062 R)
• M28: 43,670,162 km (0.109 R)
• M29: 44,864,850 km (0.114 R)
• M30: 45,318,431 km (0.063 R)
• M31: 46,081,081 km (0.119 R)
• M32: 50,838,144 km (0.114 R)
• M33: 54,699,265 km (0.043 R)
• M34: 56,789,296 km (0.103 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 11,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit