🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.46 AU - 0.6 AU

Year: 138 Days

Day: 30.7 Hours

Environment

Temp: 216 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 21,414,157 km

• M1: 178,021 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.6 AU - 0.82 AU

Year: 213 Days

Day: 17.5 Hours

Environment

Temp: 205 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 21,414,157 km

• M1: 38,447 km (0.099 R)
• M2: 125,961 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.88 AU - 1.26 AU

Year: 395 Days

Day: 19.2 Hours

Environment

Temp: 31 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 21,414,157 km

• M1: 168,447 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.76 AU - 1.88 AU

Year: 875 Days

Day: 12.1 Hours

Environment

Temp: -50 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,414,157 km

• M1: 122,969 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53

Radius: 8.3

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.08 AU - 11.28 AU

Year: 10735 Days

Day: 10.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,414,157 km

• M1: 356,342 km (0.104 R)
• M2: 998,865 km (0.071 R)
• M3: 2,312,783 km (0.082 R)
• M4: 3,116,124 km (0.109 R)
• M5: 5,136,742 km (0.119 R)
• M6: 5,910,163 km (0.058 R)
• M7: 7,877,824 km (0.085 R)
• M8: 8,058,987 km (0.12 R)
• M9: 9,499,166 km (0.083 R)
• M10: 14,784,309 km (0.097 R)
• M11: 16,456,663 km (0.115 R)
• M12: 17,021,545 km (0.107 R)
• M13: 19,784,318 km (0.074 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 19,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit