🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.71 AU - 0.95 AU

Year: 270 Days

Day: 21.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.85 AU - 0.91 AU

Year: 294 Days

Day: 47.3 Hours

Environment

Temp: 110 °C

Axial Tilt: 76.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,081,270 km

• M1: 79,885 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.8 AU - 1.32 AU

Year: 389 Days

Day: 42.7 Hours

Environment

Temp: 35 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 31,081,270 km

• M1: 423,811 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.93 AU - 1.29 AU

Year: 417 Days

Day: 34.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 31,081,270 km

• M1: 44,879 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.03 AU - 2.25 AU

Year: 1116 Days

Day: 15.8 Hours

Environment

Temp: -70 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.37 AU - 3.61 AU

Year: 2324 Days

Day: 24.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 31,081,270 km

• M1: 173,534 km (0.041 R)
• M2: 263,143 km (0.035 R)

Asteroid Belt

Center: 6.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.1

Radius: 9.1

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.65 AU - 9.55 AU

Year: 8990 Days

Day: 8.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,081,270 km

• M1: 113,096 km (0.104 R)
• M2: 563,086 km (0.109 R)
• M3: 1,053,767 km (0.076 R)
• M4: 1,799,064 km (0.098 R)
• M5: 2,423,934 km (0.112 R)
• M6: 3,453,018 km (0.053 R)
• M7: 4,467,591 km (0.045 R)
• M8: 6,441,086 km (0.078 R)
• M9: 8,269,321 km (0.117 R)
• M10: 8,696,573 km (0.053 R)
• M11: 9,427,209 km (0.079 R)
• M12: 14,086,584 km (0.063 R)
• M13: 22,018,413 km (0.066 R)
• M14: 24,227,674 km (0.078 R)
• M15: 30,435,537 km (0.105 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 17,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit