🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.61 AU - 0.99 AU

Year: 271 Days

Day: 37.8 Hours

Environment

Temp: 117 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.93 AU - 1.09 AU

Year: 384 Days

Day: 20.5 Hours

Environment

Temp: -2 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.97 AU - 1.17 AU

Year: 419 Days

Day: 35.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.83 AU - 3.31 AU

Year: 2037 Days

Day: 14.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,891,702 km

• M1: 227,389 km (0.072 R)

Asteroid Belt

Center: 4.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.6

Radius: 14.8

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.08 AU - 5.36 AU

Year: 4517 Days

Day: 9.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,891,702 km

• M1: 186,848 km (0.104 R)
• M2: 1,640,041 km (0.069 R)
• M3: 3,648,542 km (0.088 R)
• M4: 5,712,694 km (0.063 R)
• M5: 6,842,457 km (0.053 R)
• M6: 7,411,976 km (0.105 R)
• M7: 8,901,971 km (0.098 R)
• M8: 10,834,327 km (0.088 R)
• M9: 14,984,770 km (0.114 R)
• M10: 15,785,119 km (0.118 R)
• M11: 19,966,379 km (0.117 R)
• M12: 24,395,822 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60

Radius: 3.1

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 12.5 AU - 17.4 AU

Year: 21893 Days

Day: 20.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,891,702 km

• M1: 50,863 km (0.099 R)
• M2: 147,803 km (0.098 R)
• M3: 534,214 km (0.09 R)
• M4: 940,372 km (0.12 R)
• M5: 1,562,550 km (0.11 R)
• M6: 2,638,308 km (0.059 R)
• M7: 5,286,190 km (0.115 R)
• M8: 6,819,120 km (0.083 R)
• M9: 8,297,147 km (0.052 R)
• M10: 13,364,924 km (0.088 R)
• M11: 17,514,919 km (0.083 R)
• M12: 19,304,857 km (0.036 R)
• M13: 22,605,285 km (0.078 R)
• M14: 23,975,153 km (0.104 R)
• M15: 25,570,315 km (0.102 R)
• M16: 27,056,420 km (0.1 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 18,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit