🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.78 AU - 0.84 AU

Year: 262 Days

Day: 45.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 20,827,232 km

• M1: 105,915 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.83 AU - 1.37 AU

Year: 415 Days

Day: 14.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 21.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.87 AU - 2.53 AU

Year: 1174 Days

Day: 28.3 Hours

Environment

Temp: -67 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 20,827,232 km

• M1: 42,935 km (0.109 R)
• M2: 1,980,227 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.13 AU - 3.59 AU

Year: 2217 Days

Day: 42 Hours

Environment

Temp: -115 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.4 AU - 4.44 AU

Year: 2793 Days

Day: 20.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.93 AU - 3.93 AU

Year: 2804 Days

Day: 12.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,827,232 km

• M1: 3,329,301 km (0.072 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.68 AU - 4.9 AU

Year: 3773 Days

Day: 40.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.5

Radius: 11.4

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.56 AU - 6.18 AU

Year: 5118 Days

Day: 8.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,827,232 km

• M1: 145,858 km (0.111 R)
• M2: 1,082,939 km (0.076 R)
• M3: 2,208,214 km (0.088 R)
• M4: 2,696,502 km (0.051 R)
• M5: 3,067,056 km (0.106 R)
• M6: 5,314,165 km (0.09 R)
• M7: 8,288,320 km (0.099 R)
• M8: 9,475,380 km (0.066 R)
• M9: 10,457,190 km (0.072 R)
• M10: 12,711,181 km (0.043 R)
• M11: 15,576,130 km (0.079 R)
• M12: 17,268,082 km (0.057 R)
• M13: 18,385,878 km (0.088 R)
• M14: 19,432,464 km (0.096 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 11,973 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit