🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.48 AU - 0.68 AU

Year: 166 Days

Day: 21.6 Hours

Environment

Temp: 214 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.78 AU - 0.9 AU

Year: 289 Days

Day: 38.8 Hours

Environment

Temp: 124 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 25,539,950 km

• M1: 49,816 km (0.061 R)
• M2: 690,693 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.89 AU - 1.21 AU

Year: 403 Days

Day: 47.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 143.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.05 AU - 1.13 AU

Year: 426 Days

Day: 35.6 Hours

Environment

Temp: 22 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.54 AU - 1.62 AU

Year: 744 Days

Day: 44.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.87 AU - 3.33 AU

Year: 2045 Days

Day: 36.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.47 AU - 4.55 AU

Year: 3009 Days

Day: 30.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427

Radius: 9

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.27 AU - 6.87 AU

Year: 4926 Days

Day: 12 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 25,539,950 km

• M1: 114,293 km (0.052 R)
• M2: 405,410 km (0.05 R)
• M3: 764,744 km (0.08 R)
• M4: 1,338,303 km (0.105 R)
• M5: 1,714,990 km (0.094 R)
• M6: 2,668,527 km (0.098 R)
• M7: 3,271,406 km (0.06 R)
• M8: 5,798,862 km (0.08 R)
• M9: 6,777,681 km (0.073 R)
• M10: 7,422,448 km (0.084 R)
• M11: 8,107,307 km (0.12 R)
• M12: 9,882,435 km (0.076 R)
• M13: 10,499,676 km (0.103 R)
• M14: 11,856,828 km (0.118 R)
• M15: 12,506,681 km (0.099 R)
• M16: 13,575,408 km (0.054 R)
• M17: 14,183,524 km (0.111 R)
• M18: 15,563,115 km (0.066 R)
• M19: 16,285,523 km (0.073 R)
• M20: 18,649,020 km (0.067 R)
• M21: 19,084,799 km (0.105 R)
• M22: 19,783,570 km (0.095 R)
• M23: 21,231,977 km (0.066 R)
• M24: 22,259,266 km (0.051 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: 466 - 15,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit