🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.61 AU - 0.83 AU

Year: 214 Days

Day: 14.8 Hours

Environment

Temp: 156 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.32 AU - 1.66 AU

Year: 636 Days

Day: 41 Hours

Environment

Temp: 8 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.56 AU - 1.58 AU

Year: 688 Days

Day: 43.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 20.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.26 AU - 2.02 AU

Year: 735 Days

Day: 35.1 Hours

Environment

Temp: -25 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.15 AU - 4.11 AU

Year: 2420 Days

Day: 47.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4 AU - 4.3 AU

Year: 2958 Days

Day: 15.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,495,989 km

• M1: 520,002 km (0.064 R)

Asteroid Belt

Center: 9.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.1

Radius: 3.5

Gravity: 30.46 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 12.2 AU - 15.74 AU

Year: 18267 Days

Day: 15.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,495,989 km

• M1: 44,281 km (0.118 R)
• M2: 1,887,925 km (0.115 R)
• M3: 3,276,343 km (0.087 R)
• M4: 6,794,885 km (0.094 R)
• M5: 11,685,838 km (0.06 R)
• M6: 11,805,965 km (0.078 R)
• M7: 12,796,003 km (0.087 R)
• M8: 17,233,226 km (0.073 R)
• M9: 21,860,737 km (0.093 R)
• M10: 26,007,889 km (0.085 R)
• M11: 27,357,711 km (0.069 R)
• M12: 35,940,589 km (0.09 R)
• M13: 36,067,448 km (0.081 R)
• M14: 42,230,731 km (0.045 R)
• M15: 52,570,786 km (0.109 R)
• M16: 56,759,826 km (0.109 R)
• M17: 57,104,350 km (0.111 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 15,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit