🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.44 AU - 0.66 AU

Year: 153 Days

Day: 36.8 Hours

Environment

Temp: 185 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.64 AU - 0.92 AU

Year: 258 Days

Day: 46.6 Hours

Environment

Temp: 127 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.78 AU - 1.1 AU

Year: 342 Days

Day: 18.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.1 AU - 1.76 AU

Year: 641 Days

Day: 25.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,417,593 km

• M1: 32,014 km (0.06 R)
• M2: 146,756 km (0.036 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.58 AU - 1.78 AU

Year: 816 Days

Day: 34.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 171.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.59 AU - 4.49 AU

Year: 3043 Days

Day: 12.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.65 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.2

Radius: 11.2

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 9.98 AU - 12.54 AU

Year: 14159 Days

Day: 10 Hours

Environment

Temp: -189 °C

Axial Tilt: 89.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,417,593 km

• M1: 145,409 km (0.099 R)
• M2: 5,515,225 km (0.093 R)
• M3: 8,085,765 km (0.1 R)
• M4: 8,530,669 km (0.085 R)
• M5: 9,268,336 km (0.114 R)
• M6: 14,028,690 km (0.11 R)
• M7: 15,731,114 km (0.101 R)
• M8: 16,899,922 km (0.104 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 11,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit