🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.84 AU - 1.28 AU

Year: 399 Days

Day: 41.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.9 AU - 1.3 AU

Year: 421 Days

Day: 40.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 31.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.28 AU - 1.66 AU

Year: 651 Days

Day: 47.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 79.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.5 AU - 1.92 AU

Year: 817 Days

Day: 20 Hours

Environment

Temp: -43 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.24 AU - 2.52 AU

Year: 1341 Days

Day: 35.2 Hours

Environment

Temp: -85 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.57 AU - 3.14 AU

Year: 1757 Days

Day: 43.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.39 AU - 3.81 AU

Year: 2495 Days

Day: 35 Hours

Environment

Temp: -107 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4 AU - 5.02 AU

Year: 3498 Days

Day: 42.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16

Radius: 9

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.67 AU - 7.17 AU

Year: 5261 Days

Day: 12.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 8,929,459 km

• M1: 113,096 km (0.12 R)
• M2: 398,230 km (0.089 R)
• M3: 724,054 km (0.066 R)
• M4: 1,309,281 km (0.047 R)
• M5: 1,941,332 km (0.038 R)
• M6: 2,223,623 km (0.092 R)
• M7: 2,799,724 km (0.069 R)
• M8: 3,685,044 km (0.077 R)
• M9: 4,264,138 km (0.098 R)
• M10: 6,120,797 km (0.055 R)
• M11: 8,085,017 km (0.116 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 11,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit