🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.8 AU - 0.9 AU

Year: 281 Days

Day: 28.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 20,439,245 km

• M1: 259,552 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.82 AU - 0.9 AU

Year: 286 Days

Day: 39.3 Hours

Environment

Temp: 177 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.91 AU - 0.99 AU

Year: 332 Days

Day: 36.7 Hours

Environment

Temp: 150 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.23 AU - 1.51 AU

Year: 574 Days

Day: 13.5 Hours

Environment

Temp: -7 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.5 AU - 2.56 AU

Year: 1441 Days

Day: 24.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 20,439,245 km

• M1: 1,756,429 km (0.065 R)
• M2: 1,968,558 km (0.045 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.32 AU - 4.36 AU

Year: 2695 Days

Day: 33.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.39 AU - 5.17 AU

Year: 3743 Days

Day: 39.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.9

Radius: 11.9

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.72 AU - 7.36 AU

Year: 5317 Days

Day: 12.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,439,245 km

• M1: 148,102 km (0.119 R)
• M2: 735,124 km (0.044 R)
• M3: 1,175,839 km (0.069 R)
• M4: 1,948,213 km (0.091 R)
• M5: 3,598,128 km (0.059 R)
• M6: 5,221,714 km (0.116 R)
• M7: 5,902,384 km (0.074 R)
• M8: 9,020,303 km (0.083 R)
• M9: 9,484,056 km (0.058 R)
• M10: 11,876,575 km (0.089 R)
• M11: 12,609,305 km (0.096 R)
• M12: 13,975,882 km (0.049 R)
• M13: 16,627,803 km (0.117 R)
• M14: 20,439,258 km (0.112 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 15,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit