🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.79 AU - 0.81 AU

Year: 298 Days

Day: 21.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 22,181,935 km

• M1: 300,093 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.87 AU - 3.05 AU

Year: 2120 Days

Day: 12.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,181,935 km

• M1: 480,658 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.2

Radius: 13.3

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.8 AU - 6.04 AU

Year: 4542 Days

Day: 7.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,181,935 km

• M1: 171,589 km (0.099 R)
• M2: 635,791 km (0.108 R)
• M3: 1,246,898 km (0.04 R)
• M4: 2,367,237 km (0.077 R)
• M5: 2,832,037 km (0.117 R)
• M6: 3,266,021 km (0.117 R)
• M7: 3,724,688 km (0.091 R)
• M8: 4,314,403 km (0.028 R)
• M9: 4,773,369 km (0.091 R)
• M10: 6,010,094 km (0.102 R)
• M11: 7,101,561 km (0.091 R)
• M12: 9,036,011 km (0.118 R)
• M13: 10,630,125 km (0.06 R)
• M14: 14,019,564 km (0.11 R)
• M15: 15,293,690 km (0.088 R)
• M16: 16,148,791 km (0.108 R)
• M17: 16,922,960 km (0.101 R)
• M18: 17,721,663 km (0.094 R)
• M19: 18,545,349 km (0.117 R)
• M20: 20,716,612 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.8

Radius: 13.9

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.51 AU - 7.93 AU

Year: 7251 Days

Day: 7.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,181,935 km

• M1: 172,935 km (0.105 R)
• M2: 684,410 km (0.089 R)
• M3: 1,146,668 km (0.118 R)
• M4: 1,855,612 km (0.12 R)
• M5: 2,487,065 km (0.112 R)
• M6: 3,667,541 km (0.116 R)
• M7: 4,424,955 km (0.099 R)
• M8: 7,528,214 km (0.088 R)
• M9: 8,498,655 km (0.091 R)
• M10: 10,204,071 km (0.071 R)
• M11: 10,688,469 km (0.03 R)
• M12: 12,289,166 km (0.064 R)
• M13: 12,949,940 km (0.119 R)
• M14: 15,199,892 km (0.104 R)
• M15: 16,949,588 km (0.056 R)
• M16: 17,424,412 km (0.116 R)
• M17: 19,193,108 km (0.034 R)
• M18: 24,091,989 km (0.096 R)
• M19: 30,960,177 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.6

Radius: 6.5

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 10.24 AU - 11.72 AU

Year: 15144 Days

Day: 18.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,181,935 km

• M1: 80,932 km (0.07 R)
• M2: 422,016 km (0.115 R)
• M3: 2,108,283 km (0.097 R)
• M4: 2,633,521 km (0.073 R)
• M5: 3,134,973 km (0.076 R)
• M6: 4,415,381 km (0.046 R)
• M7: 5,659,886 km (0.068 R)
• M8: 6,094,468 km (0.061 R)
• M9: 7,122,504 km (0.092 R)
• M10: 7,792,254 km (0.119 R)
• M11: 9,936,739 km (0.109 R)
• M12: 11,782,777 km (0.044 R)
• M13: 12,994,071 km (0.1 R)
• M14: 16,516,951 km (0.083 R)
• M15: 20,127,346 km (0.071 R)
• M16: 20,691,779 km (0.115 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 17,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit