🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.65 AU - 0.69 AU

Year: 195 Days

Day: 40.7 Hours

Environment

Temp: 177 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.65 AU - 0.79 AU

Year: 218 Days

Day: 12.9 Hours

Environment

Temp: 181 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.69 AU - 1.03 AU

Year: 284 Days

Day: 37.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 33,826,155 km

• M1: 52,808 km (0.104 R)
• M2: 261,048 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.24 AU - 1.68 AU

Year: 629 Days

Day: 24.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,826,155 km

• M1: 40,541 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.98 AU - 3.92 AU

Year: 2284 Days

Day: 45.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.69 AU - 5.35 AU

Year: 3425 Days

Day: 31.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.5

Radius: 12.6

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.83 AU - 6.11 AU

Year: 5199 Days

Day: 11.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,826,155 km

• M1: 156,629 km (0.044 R)
• M2: 560,992 km (0.104 R)
• M3: 986,448 km (0.067 R)
• M4: 2,598,066 km (0.049 R)
• M5: 3,024,869 km (0.097 R)
• M6: 3,880,270 km (0.109 R)
• M7: 4,596,694 km (0.119 R)
• M8: 5,001,057 km (0.066 R)
• M9: 5,429,056 km (0.107 R)
• M10: 6,069,634 km (0.062 R)
• M11: 7,356,774 km (0.104 R)
• M12: 9,661,629 km (0.085 R)
• M13: 10,557,720 km (0.025 R)
• M14: 12,004,780 km (0.046 R)
• M15: 12,881,424 km (0.09 R)
• M16: 13,745,202 km (0.105 R)
• M17: 15,829,250 km (0.112 R)
• M18: 16,820,186 km (0.117 R)
• M19: 19,899,658 km (0.053 R)
• M20: 20,615,783 km (0.056 R)
• M21: 21,127,258 km (0.062 R)
• M22: 21,797,307 km (0.075 R)
• M23: 33,423,755 km (0.082 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 15,749 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit