🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.49 AU - 0.71 AU

Year: 173 Days

Day: 16.2 Hours

Environment

Temp: 131 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.56 AU - 0.76 AU

Year: 200 Days

Day: 14.4 Hours

Environment

Temp: 199 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,338,764 km

• M1: 68,815 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.69 AU - 0.91 AU

Year: 267 Days

Day: 36.6 Hours

Environment

Temp: 87 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.71 AU - 1.09 AU

Year: 318 Days

Day: 45.1 Hours

Environment

Temp: 34 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.97 AU - 1.11 AU

Year: 395 Days

Day: 45.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 35,338,764 km

• M1: 342,280 km (0.048 R)
• M2: 814,860 km (0.071 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.27 AU - 1.45 AU

Year: 591 Days

Day: 44 Hours

Environment

Temp: -36 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,338,764 km

• M1: 28,872 km (0.086 R)
• M2: 465,249 km (0.117 R)

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: 9.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.7

Radius: 9

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.84 AU - 10.44 AU

Year: 10301 Days

Day: 8 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,338,764 km

• M1: 129,253 km (0.064 R)
• M2: 689,197 km (0.095 R)
• M3: 1,244,804 km (0.059 R)
• M4: 3,911,087 km (0.052 R)
• M5: 6,914,264 km (0.112 R)
• M6: 7,346,751 km (0.097 R)
• M7: 10,011,090 km (0.069 R)
• M8: 10,518,226 km (0.076 R)
• M9: 10,897,756 km (0.099 R)
• M10: 18,013,080 km (0.101 R)
• M11: 19,964,434 km (0.058 R)
• M12: 23,792,195 km (0.119 R)
• M13: 24,945,744 km (0.099 R)
• M14: 28,173,617 km (0.08 R)
• M15: 32,262,576 km (0.106 R)
• M16: 34,813,070 km (0.088 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 152 - 16,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit