🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.41 AU - 0.61 AU

Year: 158 Days

Day: 34.7 Hours

Environment

Temp: 131 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.86 AU - 1.2 AU

Year: 453 Days

Day: 41.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 52.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1 AU - 1.22 AU

Year: 507 Days

Day: 46.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,174,180 km

• M1: 158,424 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.26 AU - 1.46 AU

Year: 687 Days

Day: 18.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.03 AU - 2.27 AU

Year: 1367 Days

Day: 19.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 78.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.32 AU - 2.58 AU

Year: 1662 Days

Day: 34.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,174,180 km

• M1: 848,070 km (0.11 R)
• M2: 1,676,244 km (0.069 R)

Asteroid Belt

Center: 4.58 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.3

Radius: 10.9

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.31 AU - 8.09 AU

Year: 7517 Days

Day: 9.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,174,180 km

• M1: 136,134 km (0.066 R)
• M2: 657,782 km (0.113 R)
• M3: 1,456,784 km (0.092 R)
• M4: 3,208,575 km (0.041 R)
• M5: 4,010,270 km (0.114 R)
• M6: 4,966,799 km (0.12 R)
• M7: 6,630,028 km (0.052 R)
• M8: 8,521,992 km (0.1 R)
• M9: 16,441,255 km (0.103 R)
• M10: 16,799,542 km (0.059 R)
• M11: 18,670,263 km (0.087 R)
• M12: 22,090,370 km (0.114 R)
• M13: 23,267,705 km (0.032 R)
• M14: 24,408,837 km (0.063 R)
• M15: 25,190,187 km (0.038 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 18,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit