🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.42 AU - 0.68 AU

Year: 144 Days

Day: 18.4 Hours

Environment

Temp: 269 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,718,384 km

• M1: 355,893 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.77 AU - 0.91 AU

Year: 272 Days

Day: 22.3 Hours

Environment

Temp: 120 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,718,384 km

• M1: 439,219 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.51 AU - 1.57 AU

Year: 675 Days

Day: 43.2 Hours

Environment

Temp: -11 °C

Axial Tilt: 47.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.26 AU - 2.5 AU

Year: 1296 Days

Day: 17.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,718,384 km

• M1: 204,650 km (0.069 R)
• M2: 536,458 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.93 AU - 3.11 AU

Year: 1413 Days

Day: 44.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,718,384 km

• M1: 322,084 km (0.077 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.54 AU - 2.76 AU

Year: 1523 Days

Day: 17 Hours

Environment

Temp: -83 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,718,384 km

• M1: 290,070 km (0.087 R)
• M2: 650,452 km (0.102 R)

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.5

Radius: 12.1

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.43 AU - 7.71 AU

Year: 7354 Days

Day: 12.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 168 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,718,384 km

• M1: 173,085 km (0.081 R)
• M2: 648,357 km (0.08 R)
• M3: 1,611,767 km (0.095 R)
• M4: 2,007,005 km (0.086 R)
• M5: 3,654,377 km (0.093 R)
• M6: 5,471,393 km (0.085 R)
• M7: 6,890,628 km (0.049 R)
• M8: 7,666,143 km (0.118 R)
• M9: 10,197,788 km (0.097 R)
• M10: 13,184,060 km (0.051 R)
• M11: 14,195,342 km (0.048 R)
• M12: 15,972,714 km (0.108 R)
• M13: 17,965,507 km (0.116 R)
• M14: 19,812,144 km (0.088 R)
• M15: 25,470,833 km (0.075 R)
• M16: 30,159,529 km (0.104 R)
• M17: 32,122,852 km (0.041 R)
• M18: 40,215,049 km (0.098 R)

Kuiper Belt

Range: 31.1 - 55.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 17,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit