🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.53 AU - 0.75 AU

Year: 195 Days

Day: 43.7 Hours

Environment

Temp: 136 °C

Axial Tilt: 27.8 °

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: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.68 AU - 0.76 AU

Year: 233 Days

Day: 40 Hours

Environment

Temp: 133 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.6 AU - 0.94 AU

Year: 257 Days

Day: 38.9 Hours

Environment

Temp: 125 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,672,289 km

• M1: 102,774 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.75 AU - 0.93 AU

Year: 293 Days

Day: 21 Hours

Environment

Temp: 43 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 35,672,289 km

• M1: 70,909 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.93 AU - 1.41 AU

Year: 482 Days

Day: 37.3 Hours

Environment

Temp: -21 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.52 AU - 1.74 AU

Year: 792 Days

Day: 14.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.5

Radius: 14

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.53 AU - 6.89 AU

Year: 6619 Days

Day: 6.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,672,289 km

• M1: 174,132 km (0.108 R)
• M2: 677,230 km (0.108 R)
• M3: 1,231,639 km (0.04 R)
• M4: 1,830,330 km (0.119 R)
• M5: 2,312,334 km (0.111 R)
• M6: 2,785,363 km (0.06 R)
• M7: 4,002,641 km (0.118 R)
• M8: 5,165,465 km (0.057 R)
• M9: 5,826,089 km (0.051 R)
• M10: 8,113,291 km (0.116 R)
• M11: 10,379,699 km (0.101 R)
• M12: 12,987,040 km (0.093 R)
• M13: 14,211,798 km (0.094 R)
• M14: 16,066,512 km (0.119 R)
• M15: 20,914,830 km (0.038 R)
• M16: 22,831,777 km (0.119 R)
• M17: 25,453,180 km (0.036 R)
• M18: 27,457,193 km (0.079 R)
• M19: 30,513,328 km (0.077 R)
• M20: 32,572,393 km (0.116 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: 165 - 11,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit