🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.49 AU - 0.51 AU

Year: 128 Days

Day: 39.8 Hours

Environment

Temp: 265 °C

Axial Tilt: 16.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.62 AU - 0.86 AU

Year: 231 Days

Day: 36.6 Hours

Environment

Temp: 107 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.88 AU - 1.34 AU

Year: 425 Days

Day: 46.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 15.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.36 AU - 1.42 AU

Year: 596 Days

Day: 28.7 Hours

Environment

Temp: -14 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.39 AU - 2.13 AU

Year: 849 Days

Day: 37.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.8 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.21 AU - 4.45 AU

Year: 2724 Days

Day: 39.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.72 AU - 4 AU

Year: 2756 Days

Day: 43.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.12 AU - 4.24 AU

Year: 3106 Days

Day: 39.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.7

Radius: 14.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5 AU - 6.62 AU

Year: 5090 Days

Day: 14.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,827,565 km

• M1: 181,612 km (0.087 R)
• M2: 677,379 km (0.073 R)
• M3: 1,505,553 km (0.048 R)
• M4: 2,038,121 km (0.06 R)
• M5: 3,647,196 km (0.115 R)
• M6: 4,148,199 km (0.101 R)
• M7: 5,070,620 km (0.111 R)
• M8: 6,320,211 km (0.095 R)
• M9: 8,741,452 km (0.092 R)
• M10: 11,264,271 km (0.081 R)
• M11: 14,932,710 km (0.097 R)
• M12: 15,492,804 km (0.108 R)
• M13: 17,368,911 km (0.106 R)
• M14: 17,931,848 km (0.097 R)
• M15: 20,306,116 km (0.111 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 17,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit