🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.54 AU - 0.64 AU

Year: 168 Days

Day: 42.6 Hours

Environment

Temp: 168 °C

Axial Tilt: 11 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 12,163,887 km

• M1: 21,692 km (0.072 R)
• M2: 32,762 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.69 AU - 0.87 AU

Year: 255 Days

Day: 29.2 Hours

Environment

Temp: 127 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.65 AU - 0.91 AU

Year: 255 Days

Day: 37.1 Hours

Environment

Temp: 87 °C

Axial Tilt: 99.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.08 AU - 2.28 AU

Year: 1194 Days

Day: 37.8 Hours

Environment

Temp: -73 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.01 AU - 2.89 AU

Year: 1422 Days

Day: 33.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 12,163,887 km

• M1: 159,621 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.5

Radius: 14.7

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.27 AU - 7.21 AU

Year: 5781 Days

Day: 12.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 12,163,887 km

• M1: 183,706 km (0.061 R)
• M2: 1,303,895 km (0.106 R)
• M3: 1,848,132 km (0.036 R)
• M4: 4,862,828 km (0.094 R)
• M5: 6,045,250 km (0.075 R)
• M6: 8,375,386 km (0.113 R)
• M7: 11,702,742 km (0.116 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 10,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit