🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.68 AU - 0.7 AU

Year: 218 Days

Day: 12.4 Hours

Environment

Temp: 165 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.81 AU - 1.09 AU

Year: 353 Days

Day: 42.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.97 AU - 1.15 AU

Year: 416 Days

Day: 34.8 Hours

Environment

Temp: -4 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.97 AU - 1.35 AU

Year: 476 Days

Day: 42.2 Hours

Environment

Temp: -7 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 10,909,326 km

• M1: 79,586 km (0.08 R)

Asteroid Belt

Center: 2.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.88 AU - 4.06 AU

Year: 3012 Days

Day: 31.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.1

Radius: 8

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.34 AU - 6.6 AU

Year: 5555 Days

Day: 14.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 10,909,326 km

• M1: 99,632 km (0.06 R)
• M2: 712,983 km (0.11 R)
• M3: 1,285,495 km (0.066 R)
• M4: 1,684,023 km (0.054 R)
• M5: 3,876,380 km (0.11 R)
• M6: 5,058,054 km (0.072 R)
• M7: 7,048,154 km (0.074 R)
• M8: 7,501,136 km (0.031 R)
• M9: 11,585,158 km (0.094 R)
• M10: 14,763,365 km (0.097 R)
• M11: 19,654,916 km (0.058 R)
• M12: 20,945,347 km (0.102 R)
• M13: 23,337,866 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.6

Radius: 13.1

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.26 AU - 7.12 AU

Year: 6589 Days

Day: 8.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 10,909,326 km

• M1: 163,361 km (0.096 R)
• M2: 1,762,861 km (0.085 R)
• M3: 2,662,693 km (0.099 R)
• M4: 5,685,766 km (0.109 R)
• M5: 8,075,592 km (0.119 R)
• M6: 9,289,579 km (0.118 R)
• M7: 9,880,191 km (0.087 R)
• M8: 10,432,956 km (0.1 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 14,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit