🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.49 AU - 0.57 AU

Year: 148 Days

Day: 21.9 Hours

Environment

Temp: 194 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.45 AU - 0.71 AU

Year: 169 Days

Day: 39.5 Hours

Environment

Temp: 175 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.55 AU - 0.83 AU

Year: 219 Days

Day: 27.4 Hours

Environment

Temp: 113 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.82 AU - 1.02 AU

Year: 338 Days

Day: 14.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.22 AU - 1.34 AU

Year: 554 Days

Day: 26.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.55 AU - 4.45 AU

Year: 3063 Days

Day: 29.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 11.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.1

Radius: 7.2

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 8.96 AU - 14.58 AU

Year: 15461 Days

Day: 23.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,968,906 km

• M1: 100,679 km (0.054 R)
• M2: 926,011 km (0.115 R)
• M3: 1,406,220 km (0.086 R)
• M4: 2,570,241 km (0.106 R)
• M5: 3,041,325 km (0.113 R)
• M6: 3,784,677 km (0.081 R)
• M7: 4,214,022 km (0.094 R)
• M8: 4,901,724 km (0.092 R)
• M9: 5,771,635 km (0.099 R)
• M10: 7,546,165 km (0.074 R)
• M11: 13,645,420 km (0.084 R)
• M12: 24,085,556 km (0.096 R)
• M13: 29,102,770 km (0.049 R)
• M14: 29,430,688 km (0.053 R)
• M15: 34,774,623 km (0.114 R)
• M16: 35,516,030 km (0.105 R)
• M17: 37,933,532 km (0.09 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 15,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit