🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.46 AU - 0.68 AU

Year: 195 Days

Day: 23.7 Hours

Environment

Temp: -7 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.74 AU - 0.76 AU

Year: 294 Days

Day: 24.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.91 AU - 0.97 AU

Year: 413 Days

Day: 35.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.08 AU - 1.5 AU

Year: 664 Days

Day: 19.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,970,546 km

• M1: 37,549 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.46 AU - 1.5 AU

Year: 816 Days

Day: 42.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.5 AU - 2.08 AU

Year: 1085 Days

Day: 30.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.5

Radius: 9.2

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.44 AU - 4.46 AU

Year: 3557 Days

Day: 12.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 21,970,546 km

• M1: 115,190 km (0.036 R)
• M2: 460,013 km (0.088 R)
• M3: 830,567 km (0.089 R)
• M4: 1,151,156 km (0.032 R)
• M5: 1,620,743 km (0.113 R)
• M6: 2,186,822 km (0.079 R)
• M7: 2,516,386 km (0.057 R)
• M8: 2,912,521 km (0.081 R)
• M9: 3,223,086 km (0.094 R)
• M10: 3,613,686 km (0.096 R)
• M11: 4,119,626 km (0.026 R)
• M12: 4,603,276 km (0.112 R)
• M13: 5,924,824 km (0.045 R)
• M14: 6,455,298 km (0.089 R)
• M15: 6,806,404 km (0.116 R)
• M16: 9,115,447 km (0.114 R)
• M17: 9,746,600 km (0.099 R)
• M18: 11,346,699 km (0.065 R)
• M19: 12,566,371 km (0.116 R)
• M20: 14,756,334 km (0.084 R)
• M21: 15,418,604 km (0.047 R)
• M22: 16,100,770 km (0.12 R)
• M23: 16,747,930 km (0.026 R)
• M24: 18,500,469 km (0.083 R)
• M25: 20,496,853 km (0.117 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 10,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit