🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.02 AU - 1.1 AU

Year: 407 Days

Day: 22.6 Hours

Environment

Temp: -2 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.03 AU - 1.59 AU

Year: 559 Days

Day: 25 Hours

Environment

Temp: -23 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.28 AU - 1.44 AU

Year: 591 Days

Day: 19.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,412,723 km

• M1: 200,910 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.67 AU - 3.33 AU

Year: 1937 Days

Day: 38.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.55 AU - 4.19 AU

Year: 2306 Days

Day: 22.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.96 AU - 3.86 AU

Year: 2347 Days

Day: 30.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,412,723 km

• M1: 401,969 km (0.095 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.3 AU - 4.14 AU

Year: 2675 Days

Day: 44.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.09 AU - 4.37 AU

Year: 3243 Days

Day: 44.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.4

Radius: 9.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 9.54 AU - 9.56 AU

Year: 11002 Days

Day: 9.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 13,412,723 km

• M1: 474,824 km (0.095 R)
• M2: 1,326,036 km (0.101 R)
• M3: 1,834,668 km (0.095 R)
• M4: 10,573,129 km (0.078 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 15,855 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit