🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.54 AU - 0.88 AU

Year: 209 Days

Day: 13.7 Hours

Environment

Temp: 212 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.97 AU - 1.19 AU

Year: 393 Days

Day: 41.7 Hours

Environment

Temp: 151 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,355,294 km

• M1: 51,611 km (0.04 R)
• M2: 791,522 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.13 AU - 2.21 AU

Year: 1118 Days

Day: 33 Hours

Environment

Temp: -53 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,355,294 km

• M1: 46,974 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.5 AU - 2.66 AU

Year: 1450 Days

Day: 47.2 Hours

Environment

Temp: -84 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.5

Radius: 9.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.47 AU - 12.01 AU

Year: 11464 Days

Day: 5.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,355,294 km

• M1: 562,787 km (0.11 R)
• M2: 1,202,468 km (0.052 R)
• M3: 1,891,964 km (0.089 R)
• M4: 3,744,883 km (0.062 R)
• M5: 5,480,817 km (0.051 R)
• M6: 5,864,237 km (0.094 R)
• M7: 6,543,112 km (0.108 R)
• M8: 7,123,252 km (0.072 R)
• M9: 8,638,679 km (0.026 R)
• M10: 17,755,472 km (0.11 R)
• M11: 27,409,023 km (0.067 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 15,709 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit