🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.46 AU - 0.64 AU

Year: 146 Days

Day: 13.3 Hours

Environment

Temp: 179 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,526,287 km

• M1: 67,768 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.27 AU - 1.63 AU

Year: 625 Days

Day: 37.3 Hours

Environment

Temp: -13 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.64 AU - 1.94 AU

Year: 858 Days

Day: 32 Hours

Environment

Temp: -47 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.17 AU - 4.95 AU

Year: 2930 Days

Day: 27.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,526,287 km

• M1: 900,280 km (0.052 R)

Asteroid Belt

Center: 5.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.6

Radius: 12.4

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.91 AU - 9.81 AU

Year: 7892 Days

Day: 6.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,526,287 km

• M1: 163,810 km (0.083 R)
• M2: 851,511 km (0.057 R)
• M3: 1,268,889 km (0.12 R)
• M4: 1,856,210 km (0.032 R)
• M5: 2,717,146 km (0.056 R)
• M6: 5,441,024 km (0.097 R)
• M7: 6,524,711 km (0.09 R)
• M8: 7,787,766 km (0.111 R)
• M9: 8,370,450 km (0.093 R)
• M10: 11,360,462 km (0.111 R)
• M11: 12,220,800 km (0.087 R)
• M12: 12,951,436 km (0.091 R)
• M13: 16,301,680 km (0.107 R)
• M14: 20,345,909 km (0.091 R)
• M15: 21,132,494 km (0.073 R)
• M16: 23,959,296 km (0.088 R)
• M17: 27,217,687 km (0.09 R)
• M18: 35,720,830 km (0.076 R)
• M19: 39,956,245 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.5

Radius: 10.3

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.45 AU - 9.55 AU

Year: 8876 Days

Day: 10.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,526,287 km

• M1: 128,056 km (0.1 R)
• M2: 504,444 km (0.082 R)
• M3: 892,351 km (0.103 R)
• M4: 1,520,662 km (0.059 R)
• M5: 2,530,747 km (0.092 R)
• M6: 3,557,587 km (0.118 R)
• M7: 4,590,560 km (0.103 R)
• M8: 6,692,410 km (0.062 R)
• M9: 7,697,858 km (0.06 R)
• M10: 9,103,479 km (0.059 R)
• M11: 11,420,152 km (0.085 R)
• M12: 17,386,414 km (0.098 R)
• M13: 18,420,135 km (0.086 R)
• M14: 20,158,911 km (0.076 R)
• M15: 20,762,090 km (0.08 R)
• M16: 21,532,818 km (0.055 R)
• M17: 26,834,268 km (0.117 R)
• M18: 28,683,896 km (0.11 R)
• M19: 34,741,263 km (0.028 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 19,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit