🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.49 AU - 0.51 AU

Year: 124 Days

Day: 46.3 Hours

Environment

Temp: 281 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.43 AU - 0.63 AU

Year: 135 Days

Day: 26.3 Hours

Environment

Temp: 237 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,501,413 km

• M1: 38,746 km (0.075 R)
• M2: 206,744 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.67 AU - 0.67 AU

Year: 192 Days

Day: 46.9 Hours

Environment

Temp: 224 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,501,413 km

• M1: 28,723 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.56 AU - 1.76 AU

Year: 748 Days

Day: 31.4 Hours

Environment

Temp: -32 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.21 AU - 2.93 AU

Year: 1441 Days

Day: 46.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.01 AU - 4.99 AU

Year: 2799 Days

Day: 23.8 Hours

Environment

Temp: -104 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.58 AU - 5.96 AU

Year: 4232 Days

Day: 41.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.8

Radius: 12.2

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.31 AU - 8.01 AU

Year: 6703 Days

Day: 9.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,501,413 km

• M1: 172,337 km (0.102 R)
• M2: 1,159,832 km (0.098 R)
• M3: 1,818,213 km (0.105 R)
• M4: 3,532,754 km (0.071 R)
• M5: 5,776,123 km (0.113 R)
• M6: 7,990,621 km (0.069 R)
• M7: 13,271,874 km (0.031 R)
• M8: 14,463,870 km (0.026 R)
• M9: 20,512,112 km (0.074 R)
• M10: 21,225,694 km (0.104 R)
• M11: 23,311,687 km (0.072 R)
• M12: 23,932,069 km (0.06 R)
• M13: 25,531,121 km (0.075 R)
• M14: 28,499,142 km (0.07 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 11,592 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit