🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.53 AU - 0.69 AU

Year: 169 Days

Day: 44.8 Hours

Environment

Temp: 250 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.51 AU - 0.81 AU

Year: 190 Days

Day: 15.7 Hours

Environment

Temp: 176 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.91 AU - 1.09 AU

Year: 355 Days

Day: 22.4 Hours

Environment

Temp: 144 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.95 AU - 3.11 AU

Year: 1428 Days

Day: 30.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.52 AU - 4.14 AU

Year: 2156 Days

Day: 37.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,329,168 km

• M1: 70,909 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.61 AU - 4.11 AU

Year: 2185 Days

Day: 45.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.5

Radius: 8.1

Gravity: 11.5 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.22 AU - 9.62 AU

Year: 7907 Days

Day: 6.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,329,168 km

• M1: 100,829 km (0.092 R)
• M2: 459,265 km (0.095 R)
• M3: 760,556 km (0.096 R)
• M4: 1,229,545 km (0.078 R)
• M5: 1,789,939 km (0.105 R)
• M6: 2,137,305 km (0.073 R)
• M7: 2,885,294 km (0.084 R)
• M8: 4,131,145 km (0.113 R)
• M9: 5,008,238 km (0.062 R)
• M10: 5,539,160 km (0.03 R)
• M11: 6,038,368 km (0.116 R)
• M12: 7,164,840 km (0.096 R)
• M13: 9,498,418 km (0.047 R)
• M14: 10,116,406 km (0.052 R)
• M15: 13,973,189 km (0.107 R)
• M16: 14,772,042 km (0.115 R)
• M17: 23,129,476 km (0.057 R)
• M18: 27,908,231 km (0.063 R)
• M19: 30,375,100 km (0.115 R)
• M20: 31,505,012 km (0.116 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 11,037 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit