🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.63 AU - 0.83 AU

Year: 287 Days

Day: 34.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.19 AU - 1.67 AU

Year: 787 Days

Day: 16.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,954,654 km

• M1: 1,453,493 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.8

Radius: 14.6

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.96 AU - 2.46 AU

Year: 1512 Days

Day: 7 Hours

Environment

Temp: -128 °C

Axial Tilt: 122.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,954,654 km

• M1: 181,612 km (0.087 R)
• M2: 677,828 km (0.057 R)
• M3: 1,288,337 km (0.106 R)
• M4: 1,957,937 km (0.091 R)
• M5: 2,528,354 km (0.04 R)
• M6: 2,992,855 km (0.104 R)
• M7: 3,467,978 km (0.079 R)
• M8: 4,011,018 km (0.083 R)
• M9: 4,649,053 km (0.114 R)
• M10: 5,187,007 km (0.092 R)
• M11: 5,655,996 km (0.061 R)
• M12: 6,365,240 km (0.108 R)
• M13: 7,107,544 km (0.097 R)
• M14: 10,434,003 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626

Radius: 14.5

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.81 AU - 2.99 AU

Year: 1711 Days

Day: 15 Hours

Environment

Temp: -152 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,954,654 km

• M1: 180,415 km (0.065 R)
• M2: 707,748 km (0.096 R)
• M3: 1,453,044 km (0.104 R)
• M4: 2,347,939 km (0.057 R)
• M5: 3,117,171 km (0.037 R)
• M6: 3,669,486 km (0.12 R)
• M7: 4,249,926 km (0.111 R)
• M8: 5,056,408 km (0.114 R)
• M9: 6,369,728 km (0.111 R)
• M10: 6,949,569 km (0.118 R)
• M11: 7,619,768 km (0.097 R)
• M12: 8,071,104 km (0.083 R)
• M13: 8,660,520 km (0.07 R)
• M14: 9,992,240 km (0.077 R)
• M15: 12,664,956 km (0.062 R)
• M16: 13,421,921 km (0.094 R)
• M17: 14,124,433 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.6

Radius: 11.2

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.52 AU - 3.44 AU

Year: 2367 Days

Day: 5.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,954,654 km

• M1: 139,276 km (0.034 R)
• M2: 487,988 km (0.114 R)
• M3: 1,079,349 km (0.107 R)
• M4: 1,615,956 km (0.085 R)
• M5: 2,170,964 km (0.105 R)
• M6: 3,050,899 km (0.078 R)
• M7: 3,588,255 km (0.073 R)
• M8: 4,170,938 km (0.099 R)
• M9: 4,667,005 km (0.076 R)
• M10: 5,045,188 km (0.117 R)
• M11: 5,403,026 km (0.083 R)
• M12: 5,820,554 km (0.102 R)
• M13: 6,673,711 km (0.081 R)
• M14: 9,376,346 km (0.099 R)
• M15: 9,981,170 km (0.088 R)
• M16: 10,388,226 km (0.059 R)
• M17: 10,773,739 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.2

Radius: 9

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.68 AU - 4.84 AU

Year: 4046 Days

Day: 8.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,954,654 km

• M1: 111,899 km (0.11 R)
• M2: 508,782 km (0.115 R)
• M3: 1,069,326 km (0.042 R)
• M4: 1,414,897 km (0.06 R)
• M5: 2,292,887 km (0.103 R)
• M6: 2,979,690 km (0.075 R)
• M7: 3,400,060 km (0.11 R)
• M8: 3,776,748 km (0.057 R)
• M9: 5,955,042 km (0.055 R)
• M10: 6,415,355 km (0.03 R)
• M11: 6,806,703 km (0.087 R)
• M12: 7,086,900 km (0.076 R)
• M13: 8,605,618 km (0.077 R)
• M14: 9,307,980 km (0.068 R)
• M15: 11,038,228 km (0.112 R)
• M16: 11,822,421 km (0.104 R)
• M17: 13,995,330 km (0.064 R)
• M18: 16,645,157 km (0.049 R)
• M19: 17,270,027 km (0.074 R)
• M20: 19,612,131 km (0.091 R)
• M21: 20,437,762 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.7

Radius: 6.2

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10.09 AU - 10.97 AU

Year: 15724 Days

Day: 24 Hours

Environment

Temp: -203 °C

Axial Tilt: 133.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,954,654 km

• M1: 77,043 km (0.1 R)
• M2: 327,769 km (0.08 R)
• M3: 754,123 km (0.071 R)
• M4: 970,591 km (0.096 R)
• M5: 2,045,601 km (0.05 R)
• M6: 2,272,541 km (0.111 R)
• M7: 3,056,584 km (0.084 R)
• M8: 4,907,259 km (0.077 R)
• M9: 7,442,793 km (0.098 R)
• M10: 8,262,141 km (0.092 R)
• M11: 8,989,635 km (0.087 R)
• M12: 9,394,746 km (0.08 R)
• M13: 10,295,924 km (0.088 R)
• M14: 10,852,129 km (0.091 R)
• M15: 11,486,873 km (0.09 R)
• M16: 12,392,089 km (0.1 R)
• M17: 14,896,507 km (0.053 R)
• M18: 15,680,101 km (0.045 R)
• M19: 15,898,514 km (0.09 R)
• M20: 16,716,664 km (0.067 R)
• M21: 17,562,640 km (0.054 R)
• M22: 20,530,662 km (0.104 R)
• M23: 21,410,896 km (0.092 R)
• M24: 24,105,602 km (0.075 R)
• M25: 33,530,867 km (0.105 R)
• M26: 34,504,001 km (0.064 R)
• M27: 35,872,672 km (0.053 R)
• M28: 41,570,556 km (0.117 R)
• M29: 45,440,204 km (0.067 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: 262 - 14,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit