🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.66 AU - 0.76 AU

Year: 217 Days

Day: 34.2 Hours

Environment

Temp: 208 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.94 AU - 1.26 AU

Year: 419 Days

Day: 40.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.01 AU - 1.53 AU

Year: 520 Days

Day: 17.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 17.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.15 AU - 1.57 AU

Year: 576 Days

Day: 45.4 Hours

Environment

Temp: -14 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.36 AU - 1.54 AU

Year: 635 Days

Day: 26.9 Hours

Environment

Temp: -36 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.5 AU - 2.02 AU

Year: 849 Days

Day: 12.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.02 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.06 AU - 2.48 AU

Year: 1243 Days

Day: 42.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,510,161 km

• M1: 26,180 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.1

Radius: 10.4

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.83 AU - 5.89 AU

Year: 4510 Days

Day: 7.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 15,510,161 km

• M1: 130,449 km (0.056 R)
• M2: 459,864 km (0.069 R)
• M3: 864,975 km (0.06 R)
• M4: 1,205,011 km (0.111 R)
• M5: 2,859,563 km (0.117 R)
• M6: 5,116,397 km (0.07 R)
• M7: 5,680,979 km (0.115 R)
• M8: 6,211,603 km (0.066 R)
• M9: 7,828,457 km (0.064 R)
• M10: 8,152,934 km (0.099 R)
• M11: 8,703,305 km (0.084 R)
• M12: 10,153,207 km (0.094 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 13,125 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit