🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.81 AU - 1.25 AU

Year: 382 Days

Day: 18.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.05 AU - 1.17 AU

Year: 427 Days

Day: 34 Hours

Environment

Temp: 18 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.38 AU - 2.08 AU

Year: 831 Days

Day: 39.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.48 AU - 3.38 AU

Year: 1832 Days

Day: 26.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,721,147 km

• M1: 693,536 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.83 AU - 4.57 AU

Year: 3144 Days

Day: 46.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.48 AU - 4.56 AU

Year: 3510 Days

Day: 30.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.7

Radius: 5.2

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 11.52 AU - 14.46 AU

Year: 17100 Days

Day: 20.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,721,147 km

• M1: 70,461 km (0.086 R)
• M2: 249,529 km (0.097 R)
• M3: 559,346 km (0.101 R)
• M4: 2,400,597 km (0.063 R)
• M5: 4,135,484 km (0.086 R)
• M6: 5,961,176 km (0.114 R)
• M7: 10,127,477 km (0.034 R)
• M8: 11,212,510 km (0.104 R)
• M9: 13,739,218 km (0.1 R)
• M10: 14,997,635 km (0.099 R)
• M11: 16,187,088 km (0.108 R)
• M12: 17,212,881 km (0.05 R)
• M13: 18,594,267 km (0.111 R)
• M14: 25,927,854 km (0.111 R)
• M15: 29,097,833 km (0.066 R)
• M16: 33,908,901 km (0.102 R)
• M17: 36,811,698 km (0.097 R)
• M18: 41,604,813 km (0.041 R)
• M19: 44,080,060 km (0.12 R)
• M20: 45,783,680 km (0.112 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 11,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit