🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.88 AU - 0.94 AU

Year: 320 Days

Day: 40.8 Hours

Environment

Temp: 145 °C

Axial Tilt: 51.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.42 AU - 1.68 AU

Year: 712 Days

Day: 32.5 Hours

Environment

Temp: -38 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.7 AU - 2.83 AU

Year: 1254 Days

Day: 29.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.4

Radius: 12.6

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.11 AU - 6.87 AU

Year: 6100 Days

Day: 14.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,487,270 km

• M1: 163,361 km (0.084 R)
• M2: 759,508 km (0.116 R)
• M3: 1,328,728 km (0.095 R)
• M4: 2,474,498 km (0.038 R)
• M5: 2,965,778 km (0.109 R)
• M6: 4,266,830 km (0.109 R)
• M7: 6,414,009 km (0.081 R)
• M8: 7,107,544 km (0.106 R)
• M9: 9,081,189 km (0.044 R)
• M10: 9,913,552 km (0.106 R)
• M11: 11,070,691 km (0.04 R)
• M12: 12,870,054 km (0.111 R)
• M13: 14,744,815 km (0.081 R)
• M14: 15,369,835 km (0.077 R)
• M15: 18,048,834 km (0.091 R)
• M16: 26,081,641 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.1

Radius: 13.8

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.89 AU - 12.25 AU

Year: 13589 Days

Day: 8.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,487,270 km

• M1: 172,187 km (0.078 R)
• M2: 656,136 km (0.107 R)
• M3: 1,658,592 km (0.117 R)
• M4: 2,166,327 km (0.115 R)
• M5: 4,766,787 km (0.113 R)
• M6: 5,845,986 km (0.079 R)
• M7: 8,485,939 km (0.11 R)
• M8: 9,966,958 km (0.04 R)
• M9: 10,636,857 km (0.112 R)
• M10: 11,952,720 km (0.101 R)
• M11: 14,643,238 km (0.107 R)
• M12: 15,646,292 km (0.057 R)
• M13: 19,009,252 km (0.081 R)
• M14: 22,563,847 km (0.091 R)
• M15: 23,539,823 km (0.081 R)
• M16: 24,543,775 km (0.12 R)
• M17: 27,129,125 km (0.107 R)
• M18: 30,102,832 km (0.119 R)
• M19: 32,276,189 km (0.087 R)
• M20: 36,811,847 km (0.101 R)
• M21: 38,915,792 km (0.12 R)
• M22: 39,804,852 km (0.103 R)
• M23: 43,497,675 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823

Radius: 11.3

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 10.02 AU - 13.38 AU

Year: 14766 Days

Day: 6.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,487,270 km

• M1: 140,472 km (0.049 R)
• M2: 708,496 km (0.119 R)
• M3: 1,134,101 km (0.075 R)
• M4: 1,956,591 km (0.059 R)
• M5: 2,467,168 km (0.088 R)
• M6: 4,081,927 km (0.099 R)
• M7: 6,069,036 km (0.039 R)
• M8: 7,616,177 km (0.074 R)
• M9: 8,481,750 km (0.105 R)
• M10: 10,012,436 km (0.056 R)
• M11: 10,991,255 km (0.113 R)
• M12: 13,138,732 km (0.078 R)
• M13: 14,669,268 km (0.075 R)
• M14: 15,930,827 km (0.112 R)
• M15: 19,010,598 km (0.048 R)
• M16: 19,618,265 km (0.069 R)
• M17: 22,370,716 km (0.089 R)
• M18: 22,853,319 km (0.11 R)
• M19: 23,540,571 km (0.094 R)
• M20: 26,750,792 km (0.088 R)
• M21: 29,428,444 km (0.07 R)
• M22: 30,124,972 km (0.11 R)
• M23: 34,026,036 km (0.06 R)
• M24: 38,941,971 km (0.084 R)
• M25: 43,111,264 km (0.083 R)
• M26: 46,154,234 km (0.098 R)
• M27: 46,779,553 km (0.095 R)
• M28: 54,905,111 km (0.105 R)
• M29: 57,208,769 km (0.11 R)
• M30: 61,441,192 km (0.111 R)
• M31: 64,117,199 km (0.08 R)
• M32: 65,877,966 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.9

Radius: 3

Gravity: 77.66 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 12.18 AU - 13.1 AU

Year: 16581 Days

Day: 18.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,487,270 km

• M1: 37,399 km (0.098 R)
• M2: 166,054 km (0.108 R)
• M3: 269,875 km (0.108 R)
• M4: 465,100 km (0.028 R)
• M5: 766,539 km (0.109 R)
• M6: 971,339 km (0.097 R)
• M7: 1,067,830 km (0.088 R)
• M8: 1,252,433 km (0.04 R)
• M9: 1,879,847 km (0.1 R)
• M10: 2,189,514 km (0.081 R)
• M11: 3,773,905 km (0.077 R)
• M12: 4,525,485 km (0.067 R)
• M13: 4,727,891 km (0.091 R)
• M14: 5,223,658 km (0.089 R)
• M15: 5,990,946 km (0.076 R)
• M16: 6,443,479 km (0.113 R)
• M17: 9,982,217 km (0.065 R)
• M18: 11,775,596 km (0.105 R)
• M19: 12,881,424 km (0.094 R)
• M20: 13,219,365 km (0.076 R)
• M21: 15,676,211 km (0.045 R)
• M22: 16,139,217 km (0.11 R)
• M23: 17,011,522 km (0.119 R)
• M24: 18,677,145 km (0.109 R)
• M25: 19,549,450 km (0.114 R)
• M26: 20,175,966 km (0.087 R)
• M27: 24,014,647 km (0.081 R)
• M28: 25,359,831 km (0.072 R)
• M29: 27,414,857 km (0.08 R)
• M30: 30,403,224 km (0.097 R)
• M31: 33,474,468 km (0.118 R)
• M32: 34,628,915 km (0.101 R)
• M33: 36,881,261 km (0.033 R)
• M34: 39,512,089 km (0.086 R)
• M35: 39,653,908 km (0.093 R)
• M36: 49,618,921 km (0.101 R)
• M37: 50,782,194 km (0.095 R)
• M38: 61,889,985 km (0.051 R)
• M39: 65,592,383 km (0.079 R)
• M40: 67,396,534 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.8

Radius: 4.6

Gravity: 32.32 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 15.43 AU - 17.15 AU

Year: 24258 Days

Day: 21.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,487,270 km

• M1: 57,146 km (0.111 R)
• M2: 230,082 km (0.042 R)
• M3: 411,245 km (0.087 R)
• M4: 640,728 km (0.051 R)
• M5: 1,068,129 km (0.055 R)
• M6: 2,253,542 km (0.065 R)
• M7: 2,582,508 km (0.069 R)
• M8: 4,260,099 km (0.029 R)
• M9: 4,470,732 km (0.102 R)
• M10: 5,223,658 km (0.093 R)
• M11: 5,970,601 km (0.048 R)
• M12: 6,145,780 km (0.044 R)
• M13: 6,786,208 km (0.052 R)
• M14: 7,025,266 km (0.082 R)
• M15: 7,622,311 km (0.07 R)
• M16: 9,088,071 km (0.093 R)
• M17: 10,413,508 km (0.086 R)
• M18: 14,048,437 km (0.11 R)
• M19: 14,594,469 km (0.112 R)
• M20: 16,402,808 km (0.117 R)
• M21: 16,920,716 km (0.06 R)
• M22: 22,292,177 km (0.097 R)
• M23: 23,034,482 km (0.085 R)
• M24: 23,465,922 km (0.082 R)
• M25: 23,902,748 km (0.1 R)
• M26: 30,991,443 km (0.089 R)
• M27: 38,600,140 km (0.046 R)
• M28: 39,361,893 km (0.117 R)
• M29: 39,669,316 km (0.102 R)
• M30: 43,157,939 km (0.102 R)
• M31: 43,321,150 km (0.091 R)
• M32: 50,556,301 km (0.049 R)
• M33: 61,193,308 km (0.093 R)
• M34: 61,399,454 km (0.079 R)
• M35: 77,003,858 km (0.078 R)
• M36: 80,907,465 km (0.113 R)
• M37: 83,412,930 km (0.101 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 12,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit