🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.47 AU - 0.73 AU

Year: 163 Days

Day: 35.1 Hours

Environment

Temp: 207 °C

Axial Tilt: 25 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.51 AU - 0.79 AU

Year: 183 Days

Day: 14.8 Hours

Environment

Temp: 153 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.19 AU - 1.77 AU

Year: 630 Days

Day: 24.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.48 AU - 1.54 AU

Year: 649 Days

Day: 27.5 Hours

Environment

Temp: -9 °C

Axial Tilt: 41.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.5 AU - 1.86 AU

Year: 762 Days

Day: 23 Hours

Environment

Temp: -34 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.04 AU - 2.22 AU

Year: 1088 Days

Day: 25.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.59 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 19.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.1

Radius: 7.6

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 15.42 AU - 22.66 AU

Year: 29065 Days

Day: 16.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,892,391 km

• M1: 166,652 km (0.097 R)
• M2: 525,837 km (0.06 R)
• M3: 994,377 km (0.094 R)
• M4: 1,761,814 km (0.08 R)
• M5: 2,874,822 km (0.092 R)
• M6: 3,617,277 km (0.105 R)
• M7: 7,022,573 km (0.099 R)
• M8: 9,666,266 km (0.052 R)
• M9: 10,443,278 km (0.066 R)
• M10: 25,370,452 km (0.081 R)
• M11: 28,765,726 km (0.07 R)
• M12: 35,189,907 km (0.032 R)
• M13: 37,605,464 km (0.078 R)
• M14: 39,640,145 km (0.095 R)
• M15: 42,892,402 km (0.068 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 18,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit