🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.55 AU - 0.83 AU

Year: 213 Days

Day: 19.1 Hours

Environment

Temp: 123 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,666,925 km

• M1: 308,022 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.8 AU - 1.06 AU

Year: 333 Days

Day: 33.4 Hours

Environment

Temp: 45 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 7.47 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.7

Radius: 5

Gravity: 15.79 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 11.77 AU - 16.23 AU

Year: 19427 Days

Day: 23.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,666,925 km

• M1: 66,122 km (0.055 R)
• M2: 346,020 km (0.102 R)
• M3: 661,671 km (0.106 R)
• M4: 1,310,627 km (0.034 R)
• M5: 3,466,332 km (0.093 R)
• M6: 4,858,191 km (0.112 R)
• M7: 5,310,874 km (0.104 R)
• M8: 7,052,492 km (0.094 R)
• M9: 12,998,709 km (0.078 R)
• M10: 13,196,028 km (0.082 R)
• M11: 19,056,974 km (0.099 R)
• M12: 21,985,801 km (0.12 R)
• M13: 23,703,334 km (0.077 R)
• M14: 23,899,606 km (0.096 R)
• M15: 28,494,804 km (0.057 R)
• M16: 31,825,451 km (0.042 R)
• M17: 35,534,431 km (0.064 R)
• M18: 36,309,348 km (0.088 R)
• M19: 39,246,852 km (0.098 R)
• M20: 43,502,612 km (0.11 R)
• M21: 48,370,078 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.5

Radius: 5.7

Gravity: 12.76 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 15.18 AU - 15.28 AU

Year: 22042 Days

Day: 16.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,666,925 km

• M1: 204,799 km (0.068 R)
• M2: 390,301 km (0.08 R)
• M3: 636,240 km (0.096 R)
• M4: 1,142,629 km (0.12 R)
• M5: 2,339,711 km (0.097 R)
• M6: 2,790,898 km (0.057 R)
• M7: 3,630,740 km (0.119 R)
• M8: 4,234,517 km (0.097 R)
• M9: 5,486,801 km (0.078 R)
• M10: 5,994,237 km (0.105 R)
• M11: 18,052,873 km (0.076 R)
• M12: 21,926,410 km (0.104 R)
• M13: 31,754,691 km (0.078 R)
• M14: 35,192,001 km (0.066 R)
• M15: 40,873,429 km (0.073 R)
• M16: 45,553,748 km (0.082 R)
• M17: 50,077,438 km (0.108 R)
• M18: 65,626,192 km (0.051 R)
• M19: 68,051,473 km (0.086 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: 444 - 10,779 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit