🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.54 AU - 0.74 AU

Year: 182 Days

Day: 21.6 Hours

Environment

Temp: 231 °C

Axial Tilt: 46 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.69 AU - 0.81 AU

Year: 230 Days

Day: 18.7 Hours

Environment

Temp: 157 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.62 AU - 0.88 AU

Year: 230 Days

Day: 33.9 Hours

Environment

Temp: 209 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,712,412 km

• M1: 280,646 km (0.046 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.02 AU - 1.44 AU

Year: 484 Days

Day: 40 Hours

Environment

Temp: 10 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,712,412 km

• M1: 89,609 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.65 AU - 4.29 AU

Year: 2293 Days

Day: 25.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.72 AU - 5.08 AU

Year: 3274 Days

Day: 20 Hours

Environment

Temp: -129 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255

Radius: 13.4

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.6 AU - 12.66 AU

Year: 11438 Days

Day: 8.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,712,412 km

• M1: 220,806 km (0.041 R)
• M2: 1,201,271 km (0.077 R)
• M3: 1,822,401 km (0.065 R)
• M4: 2,588,941 km (0.044 R)
• M5: 3,478,450 km (0.073 R)
• M6: 4,405,358 km (0.066 R)
• M7: 6,695,402 km (0.104 R)
• M8: 9,255,171 km (0.102 R)
• M9: 10,358,157 km (0.114 R)
• M10: 12,493,965 km (0.084 R)
• M11: 17,425,908 km (0.094 R)
• M12: 19,200,288 km (0.1 R)
• M13: 19,738,691 km (0.11 R)
• M14: 20,174,769 km (0.108 R)
• M15: 21,173,634 km (0.072 R)
• M16: 21,910,254 km (0.114 R)
• M17: 23,836,775 km (0.091 R)
• M18: 26,094,357 km (0.03 R)
• M19: 28,454,562 km (0.074 R)
• M20: 30,646,321 km (0.094 R)
• M21: 30,917,542 km (0.071 R)
• M22: 32,014,543 km (0.043 R)
• M23: 35,057,812 km (0.108 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 14,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit