🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.56 AU - 0.88 AU

Year: 279 Days

Day: 32.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,750,015 km

• M1: 89,609 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.66 AU - 0.84 AU

Year: 297 Days

Day: 22.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 160.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.8

Radius: 14.9

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.75 AU - 6.17 AU

Year: 5825 Days

Day: 14.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,750,015 km

• M1: 185,352 km (0.049 R)
• M2: 655,239 km (0.078 R)
• M3: 1,172,249 km (0.087 R)
• M4: 2,087,040 km (0.09 R)
• M5: 2,574,280 km (0.065 R)
• M6: 3,261,084 km (0.099 R)
• M7: 3,745,931 km (0.111 R)
• M8: 6,502,870 km (0.073 R)
• M9: 7,124,299 km (0.077 R)
• M10: 10,328,237 km (0.074 R)
• M11: 12,246,231 km (0.116 R)
• M12: 16,238,400 km (0.071 R)
• M13: 20,522,434 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.5

Radius: 11.2

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.92 AU - 8.6 AU

Year: 8931 Days

Day: 11.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,750,015 km

• M1: 139,276 km (0.078 R)
• M2: 546,930 km (0.068 R)
• M3: 1,204,263 km (0.104 R)
• M4: 1,659,788 km (0.073 R)
• M5: 3,511,960 km (0.093 R)
• M6: 5,333,912 km (0.042 R)
• M7: 7,179,052 km (0.073 R)
• M8: 8,382,417 km (0.103 R)
• M9: 8,764,939 km (0.056 R)
• M10: 12,348,407 km (0.076 R)
• M11: 15,372,228 km (0.108 R)
• M12: 16,319,632 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.5

Radius: 6.1

Gravity: 11.35 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 10.26 AU - 11.9 AU

Year: 16839 Days

Day: 17.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,750,015 km

• M1: 82,578 km (0.113 R)
• M2: 390,301 km (0.118 R)
• M3: 955,631 km (0.06 R)
• M4: 1,223,711 km (0.076 R)
• M5: 1,482,515 km (0.071 R)
• M6: 2,092,425 km (0.077 R)
• M7: 2,656,110 km (0.058 R)
• M8: 2,857,469 km (0.046 R)
• M9: 3,418,760 km (0.09 R)
• M10: 3,822,674 km (0.109 R)
• M11: 4,050,811 km (0.047 R)
• M12: 5,437,284 km (0.114 R)
• M13: 6,102,097 km (0.084 R)
• M14: 7,028,706 km (0.079 R)
• M15: 7,328,500 km (0.117 R)
• M16: 9,515,173 km (0.049 R)
• M17: 10,813,084 km (0.093 R)
• M18: 11,622,259 km (0.08 R)
• M19: 13,102,530 km (0.074 R)
• M20: 14,565,896 km (0.103 R)
• M21: 15,841,667 km (0.094 R)
• M22: 20,113,583 km (0.095 R)
• M23: 21,245,890 km (0.058 R)
• M24: 26,099,443 km (0.111 R)
• M25: 33,172,580 km (0.102 R)
• M26: 40,188,570 km (0.111 R)
• M27: 49,994,112 km (0.111 R)
• M28: 51,903,729 km (0.095 R)
• M29: 52,226,561 km (0.1 R)
• M30: 54,192,277 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 12,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit