🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.6 AU - 0.88 AU

Year: 268 Days

Day: 24.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.23 AU - 1.93 AU

Year: 838 Days

Day: 46.5 Hours

Environment

Temp: -83 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.2

Radius: 11.2

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.67 AU - 7.27 AU

Year: 6152 Days

Day: 12.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,766,786 km

• M1: 167,250 km (0.117 R)
• M2: 639,680 km (0.058 R)
• M3: 1,030,879 km (0.087 R)
• M4: 1,384,528 km (0.046 R)
• M5: 1,914,105 km (0.051 R)
• M6: 2,334,325 km (0.067 R)
• M7: 2,887,837 km (0.112 R)
• M8: 4,306,324 km (0.084 R)
• M9: 5,500,564 km (0.089 R)
• M10: 5,993,788 km (0.038 R)
• M11: 6,611,627 km (0.026 R)
• M12: 7,866,754 km (0.117 R)
• M13: 8,569,864 km (0.079 R)
• M14: 11,573,789 km (0.065 R)
• M15: 15,386,889 km (0.062 R)
• M16: 15,901,506 km (0.076 R)
• M17: 16,605,364 km (0.088 R)
• M18: 17,638,038 km (0.109 R)
• M19: 18,712,898 km (0.099 R)
• M20: 21,413,888 km (0.069 R)
• M21: 22,783,606 km (0.113 R)
• M22: 24,596,433 km (0.114 R)
• M23: 25,300,291 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.8

Radius: 10.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.65 AU - 8.71 AU

Year: 8976 Days

Day: 10.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,766,786 km

• M1: 128,654 km (0.098 R)
• M2: 517,010 km (0.087 R)
• M3: 1,343,838 km (0.088 R)
• M4: 1,852,470 km (0.045 R)
• M5: 2,535,534 km (0.108 R)
• M6: 2,917,757 km (0.111 R)
• M7: 3,605,757 km (0.055 R)
• M8: 3,999,948 km (0.041 R)
• M9: 4,496,164 km (0.11 R)
• M10: 5,276,018 km (0.055 R)
• M11: 7,272,850 km (0.097 R)
• M12: 8,804,433 km (0.119 R)
• M13: 10,279,468 km (0.053 R)
• M14: 10,940,391 km (0.093 R)
• M15: 12,992,575 km (0.094 R)
• M16: 13,556,260 km (0.09 R)
• M17: 14,677,645 km (0.114 R)
• M18: 15,120,754 km (0.054 R)
• M19: 16,983,098 km (0.105 R)
• M20: 18,669,515 km (0.117 R)
• M21: 21,866,870 km (0.113 R)
• M22: 23,257,233 km (0.116 R)
• M23: 25,175,227 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.5

Radius: 12.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.34 AU - 8.52 AU

Year: 9418 Days

Day: 9 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,766,786 km

• M1: 159,771 km (0.107 R)
• M2: 585,526 km (0.063 R)
• M3: 1,107,174 km (0.078 R)
• M4: 2,576,973 km (0.11 R)
• M5: 4,445,301 km (0.055 R)
• M6: 5,852,418 km (0.12 R)
• M7: 6,756,588 km (0.106 R)
• M8: 7,225,428 km (0.101 R)
• M9: 7,969,378 km (0.118 R)
• M10: 8,647,206 km (0.09 R)
• M11: 9,322,341 km (0.074 R)
• M12: 10,823,107 km (0.094 R)
• M13: 11,702,443 km (0.083 R)
• M14: 12,628,753 km (0.112 R)
• M15: 18,009,340 km (0.079 R)
• M16: 19,111,278 km (0.076 R)
• M17: 19,510,704 km (0.058 R)
• M18: 24,593,292 km (0.059 R)
• M19: 29,511,471 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.3

Radius: 5.6

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.96 AU - 13.72 AU

Year: 17183 Days

Day: 18.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,766,786 km

• M1: 73,602 km (0.11 R)
• M2: 302,337 km (0.1 R)
• M3: 479,012 km (0.059 R)
• M4: 711,338 km (0.08 R)
• M5: 1,029,084 km (0.092 R)
• M6: 1,522,308 km (0.089 R)
• M7: 2,070,285 km (0.077 R)
• M8: 3,079,323 km (0.114 R)
• M9: 3,784,976 km (0.095 R)
• M10: 4,531,768 km (0.083 R)
• M11: 5,304,292 km (0.031 R)
• M12: 5,615,605 km (0.093 R)
• M13: 8,055,696 km (0.113 R)
• M14: 8,749,082 km (0.045 R)
• M15: 9,037,357 km (0.102 R)
• M16: 9,734,483 km (0.119 R)
• M17: 11,982,041 km (0.105 R)
• M18: 17,170,544 km (0.081 R)
• M19: 18,866,535 km (0.07 R)
• M20: 21,011,320 km (0.091 R)
• M21: 22,858,106 km (0.1 R)
• M22: 23,313,183 km (0.059 R)
• M23: 23,867,293 km (0.09 R)
• M24: 26,370,365 km (0.072 R)
• M25: 28,725,933 km (0.117 R)
• M26: 34,919,733 km (0.082 R)
• M27: 36,627,393 km (0.047 R)
• M28: 46,877,540 km (0.112 R)
• M29: 50,013,710 km (0.051 R)
• M30: 51,710,898 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.7

Radius: 3.5

Gravity: 29.53 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 10.85 AU - 12.91 AU

Year: 17270 Days

Day: 15.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,766,786 km

• M1: 54,902 km (0.113 R)
• M2: 174,581 km (0.079 R)
• M3: 390,600 km (0.106 R)
• M4: 636,838 km (0.063 R)
• M5: 1,092,364 km (0.119 R)
• M6: 1,719,628 km (0.097 R)
• M7: 2,253,094 km (0.088 R)
• M8: 3,451,672 km (0.036 R)
• M9: 3,609,797 km (0.118 R)
• M10: 4,231,226 km (0.086 R)
• M11: 4,725,797 km (0.062 R)
• M12: 5,538,412 km (0.104 R)
• M13: 6,167,621 km (0.049 R)
• M14: 8,964,952 km (0.06 R)
• M15: 10,472,150 km (0.09 R)
• M16: 11,314,237 km (0.112 R)
• M17: 17,410,499 km (0.103 R)
• M18: 20,928,892 km (0.065 R)
• M19: 21,190,688 km (0.04 R)
• M20: 22,899,694 km (0.118 R)
• M21: 26,284,196 km (0.114 R)
• M22: 26,487,051 km (0.072 R)
• M23: 40,260,976 km (0.064 R)
• M24: 47,218,324 km (0.066 R)
• M25: 47,970,352 km (0.071 R)
• M26: 49,190,024 km (0.088 R)
• M27: 52,972,905 km (0.054 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 12,588 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit