🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.58 AU - 0.72 AU

Year: 187 Days

Day: 23.6 Hours

Environment

Temp: 231 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.67 AU - 0.87 AU

Year: 241 Days

Day: 15.4 Hours

Environment

Temp: 194 °C

Axial Tilt: 50 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,828,170 km

• M1: 76,893 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.76 AU - 0.86 AU

Year: 260 Days

Day: 30.5 Hours

Environment

Temp: 195 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,828,170 km

• M1: 217,216 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.12 AU - 1.38 AU

Year: 498 Days

Day: 29.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.06 AU - 1.64 AU

Year: 559 Days

Day: 13 Hours

Environment

Temp: -5 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.64 AU - 1.76 AU

Year: 790 Days

Day: 41.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.7

Radius: 13.9

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.91 AU - 11.59 AU

Year: 10852 Days

Day: 5 Hours

Environment

Temp: -165 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,828,170 km

• M1: 172,935 km (0.118 R)
• M2: 680,970 km (0.093 R)
• M3: 1,650,364 km (0.099 R)
• M4: 2,489,159 km (0.109 R)
• M5: 5,402,278 km (0.081 R)
• M6: 7,711,770 km (0.104 R)
• M7: 8,910,797 km (0.102 R)
• M8: 14,068,184 km (0.071 R)
• M9: 14,728,808 km (0.061 R)
• M10: 19,502,626 km (0.107 R)
• M11: 22,521,062 km (0.077 R)
• M12: 23,845,003 km (0.112 R)
• M13: 26,557,063 km (0.084 R)
• M14: 27,381,497 km (0.069 R)
• M15: 28,034,491 km (0.115 R)
• M16: 29,957,572 km (0.115 R)
• M17: 34,065,081 km (0.047 R)
• M18: 37,725,142 km (0.118 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 20,405 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit