🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.72 AU - 1.06 AU

Year: 296 Days

Day: 36.5 Hours

Environment

Temp: 129 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.84 AU - 1.34 AU

Year: 402 Days

Day: 16 Hours

Environment

Temp: 26 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 3,901,965 km

• M1: 197,768 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.42 AU - 1.54 AU

Year: 636 Days

Day: 43.7 Hours

Environment

Temp: -17 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 3,901,965 km

• M1: 261,647 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.02 AU - 2.18 AU

Year: 1075 Days

Day: 17.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.22 AU - 2.78 AU

Year: 1396 Days

Day: 45.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 3,901,965 km

• M1: 48,619 km (0.056 R)
• M2: 241,002 km (0.056 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.03 AU - 3.13 AU

Year: 1463 Days

Day: 13.6 Hours

Environment

Temp: -69 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.43 AU - 3.03 AU

Year: 1593 Days

Day: 21 Hours

Environment

Temp: -80 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 3,901,965 km

• M1: 949,647 km (0.118 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.13 AU - 5.03 AU

Year: 2910 Days

Day: 26.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.76 AU - 5.58 AU

Year: 3563 Days

Day: 45.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 112.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 3,901,965 km

• M1: 229,932 km (0.098 R)
• M2: 821,741 km (0.027 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 20,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit