🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.45 AU - 0.65 AU

Year: 144 Days

Day: 46.1 Hours

Environment

Temp: 241 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 85,206,697 km

• M1: 41,887 km (0.098 R)
• M2: 56,847 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.97 AU - 1.37 AU

Year: 447 Days

Day: 37.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,206,697 km

• M1: 38,147 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.8

Radius: 9.8

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.96 AU - 11.02 AU

Year: 9518 Days

Day: 8.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,206,697 km

• M1: 123,568 km (0.091 R)
• M2: 569,669 km (0.043 R)
• M3: 1,950,008 km (0.105 R)
• M4: 2,281,667 km (0.093 R)
• M5: 3,753,859 km (0.069 R)
• M6: 5,878,149 km (0.079 R)
• M7: 6,433,756 km (0.106 R)
• M8: 6,835,725 km (0.104 R)
• M9: 7,490,066 km (0.053 R)
• M10: 8,143,360 km (0.087 R)
• M11: 9,239,763 km (0.099 R)
• M12: 9,610,616 km (0.077 R)
• M13: 10,234,589 km (0.062 R)
• M14: 13,003,197 km (0.072 R)
• M15: 14,872,272 km (0.086 R)
• M16: 16,303,026 km (0.096 R)
• M17: 18,618,053 km (0.038 R)
• M18: 29,476,465 km (0.079 R)
• M19: 33,431,683 km (0.06 R)
• M20: 37,492,368 km (0.109 R)
• M21: 40,375,119 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.8

Radius: 14.8

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 10.26 AU - 12.56 AU

Year: 13609 Days

Day: 6.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,206,697 km

• M1: 184,005 km (0.109 R)
• M2: 922,420 km (0.084 R)
• M3: 2,281,816 km (0.11 R)
• M4: 3,037,884 km (0.091 R)
• M5: 5,482,164 km (0.114 R)
• M6: 6,059,013 km (0.084 R)
• M7: 8,386,157 km (0.055 R)
• M8: 10,417,697 km (0.116 R)
• M9: 10,973,303 km (0.105 R)
• M10: 11,744,779 km (0.055 R)
• M11: 12,655,681 km (0.115 R)
• M12: 13,667,860 km (0.057 R)
• M13: 16,342,071 km (0.05 R)
• M14: 17,413,342 km (0.086 R)
• M15: 18,263,656 km (0.113 R)
• M16: 24,360,816 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 20.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.8

Radius: 7.5

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 20.24 AU - 20.7 AU

Year: 32702 Days

Day: 15.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,206,697 km

• M1: 93,349 km (0.065 R)
• M2: 358,137 km (0.1 R)
• M3: 987,196 km (0.115 R)
• M4: 1,299,557 km (0.089 R)
• M5: 2,804,511 km (0.047 R)
• M6: 6,089,082 km (0.06 R)
• M7: 7,099,167 km (0.041 R)
• M8: 10,605,292 km (0.09 R)
• M9: 12,981,056 km (0.095 R)
• M10: 17,662,871 km (0.078 R)
• M11: 30,685,216 km (0.097 R)
• M12: 32,127,190 km (0.109 R)
• M13: 36,000,428 km (0.108 R)
• M14: 37,900,172 km (0.095 R)
• M15: 42,057,497 km (0.057 R)
• M16: 67,020,594 km (0.114 R)
• M17: 79,956,322 km (0.098 R)
• M18: 84,189,343 km (0.057 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 18,904 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit