🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.57 AU - 0.87 AU

Year: 230 Days

Day: 30.7 Hours

Environment

Temp: 138 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.93 AU - 1.09 AU

Year: 382 Days

Day: 35.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.92 AU - 1.12 AU

Year: 388 Days

Day: 25.3 Hours

Environment

Temp: -1 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.06 AU - 1.66 AU

Year: 597 Days

Day: 31.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 16,517,689 km

• M1: 78,688 km (0.112 R)
• M2: 409,300 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.23 AU - 1.85 AU

Year: 720 Days

Day: 21.9 Hours

Environment

Temp: -56 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.67 AU - 3.79 AU

Year: 2714 Days

Day: 40.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.6

Radius: 11.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.22 AU - 9.88 AU

Year: 9418 Days

Day: 13.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 16,517,689 km

• M1: 191,485 km (0.065 R)
• M2: 1,336,657 km (0.071 R)
• M3: 4,785,037 km (0.102 R)
• M4: 10,887,733 km (0.12 R)
• M5: 12,319,833 km (0.053 R)
• M6: 15,180,145 km (0.066 R)
• M7: 16,176,167 km (0.083 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 16,037 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit