🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.5 AU - 0.58 AU

Year: 150 Days

Day: 35.4 Hours

Environment

Temp: 217 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.47 AU - 0.65 AU

Year: 159 Days

Day: 47.9 Hours

Environment

Temp: 160 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.99 AU - 1.07 AU

Year: 396 Days

Day: 41.4 Hours

Environment

Temp: 9 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.32 AU - 1.8 AU

Year: 738 Days

Day: 29 Hours

Environment

Temp: -54 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 22,040,460 km

• M1: 39,793 km (0.098 R)
• M2: 72,705 km (0.062 R)

Asteroid Belt

Center: 2.64 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.91 AU - 4.53 AU

Year: 2717 Days

Day: 25.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 143 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.86 AU - 4.2 AU

Year: 3064 Days

Day: 13.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.5

Radius: 14.5

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.15 AU - 4.61 AU

Year: 3472 Days

Day: 12.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,040,460 km

• M1: 180,714 km (0.093 R)
• M2: 702,512 km (0.107 R)
• M3: 1,200,224 km (0.073 R)
• M4: 1,823,149 km (0.044 R)
• M5: 2,752,152 km (0.084 R)
• M6: 3,218,748 km (0.115 R)
• M7: 6,933,263 km (0.093 R)
• M8: 7,487,224 km (0.107 R)
• M9: 9,110,660 km (0.118 R)
• M10: 10,355,913 km (0.085 R)
• M11: 11,414,766 km (0.068 R)
• M12: 15,695,210 km (0.113 R)
• M13: 18,922,635 km (0.048 R)
• M14: 20,754,909 km (0.104 R)
• M15: 21,584,579 km (0.119 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 16,911 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit