🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.5 AU - 0.72 AU

Year: 174 Days

Day: 39.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 63,005,502 km

• M1: 37,699 km (0.093 R)
• M2: 102,026 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.68 AU - 0.7 AU

Year: 209 Days

Day: 13.4 Hours

Environment

Temp: 151 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,005,502 km

• M1: 28,124 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.08 AU - 1.1 AU

Year: 416 Days

Day: 17.6 Hours

Environment

Temp: 11 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.32 AU - 1.38 AU

Year: 573 Days

Day: 31.6 Hours

Environment

Temp: -5 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.88 AU - 2.1 AU

Year: 1025 Days

Day: 40.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.34 AU - 2.36 AU

Year: 1316 Days

Day: 32.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.2

Radius: 5.5

Gravity: 20.07 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 11.83 AU - 13.03 AU

Year: 16007 Days

Day: 17.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,005,502 km

• M1: 112,797 km (0.111 R)
• M2: 417,378 km (0.04 R)
• M3: 1,320,949 km (0.044 R)
• M4: 2,150,170 km (0.118 R)
• M5: 2,563,958 km (0.119 R)
• M6: 4,469,835 km (0.055 R)
• M7: 6,899,005 km (0.108 R)
• M8: 8,515,709 km (0.107 R)
• M9: 10,425,775 km (0.076 R)
• M10: 11,299,726 km (0.111 R)
• M11: 15,213,655 km (0.077 R)
• M12: 15,507,764 km (0.087 R)
• M13: 16,722,200 km (0.112 R)
• M14: 18,576,914 km (0.108 R)
• M15: 21,471,334 km (0.065 R)
• M16: 23,559,570 km (0.084 R)
• M17: 39,682,481 km (0.074 R)
• M18: 41,655,677 km (0.064 R)
• M19: 51,183,715 km (0.084 R)
• M20: 55,230,786 km (0.093 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 18,526 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit