🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.88 AU - 1.28 AU

Year: 404 Days

Day: 19.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.03 AU - 1.33 AU

Year: 461 Days

Day: 43.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 49.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 28,864,047 km

• M1: 199,713 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.06 AU - 1.62 AU

Year: 558 Days

Day: 28.7 Hours

Environment

Temp: -4 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.36 AU - 1.46 AU

Year: 603 Days

Day: 38.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 28,864,047 km

• M1: 1,198,877 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.59 AU - 2.55 AU

Year: 1072 Days

Day: 27.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,864,047 km

• M1: 58,194 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.9

Radius: 14.3

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.78 AU - 6.5 AU

Year: 5476 Days

Day: 8.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,864,047 km

• M1: 177,872 km (0.102 R)
• M2: 636,838 km (0.052 R)
• M3: 1,100,292 km (0.12 R)
• M4: 1,714,990 km (0.108 R)
• M5: 3,430,279 km (0.09 R)
• M6: 5,242,657 km (0.076 R)
• M7: 5,832,971 km (0.113 R)
• M8: 7,181,296 km (0.083 R)
• M9: 9,683,769 km (0.112 R)
• M10: 10,795,880 km (0.088 R)
• M11: 16,052,450 km (0.055 R)
• M12: 17,180,268 km (0.088 R)
• M13: 19,395,364 km (0.112 R)
• M14: 20,605,910 km (0.069 R)
• M15: 21,370,205 km (0.03 R)
• M16: 24,617,676 km (0.101 R)
• M17: 25,399,325 km (0.099 R)
• M18: 26,765,901 km (0.115 R)
• M19: 28,012,052 km (0.049 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 12,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit