🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.45 AU - 0.59 AU

Year: 134 Days

Day: 15.9 Hours

Environment

Temp: 193 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 66,263,302 km

• M1: 44,879 km (0.102 R)
• M2: 153,936 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.69 AU - 0.75 AU

Year: 218 Days

Day: 16.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 19 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.41 AU - 1.43 AU

Year: 603 Days

Day: 33.4 Hours

Environment

Temp: 3 °C

Axial Tilt: 18.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.43 AU - 2.99 AU

Year: 1590 Days

Day: 26.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,263,302 km

• M1: 32,612 km (0.086 R)
• M2: 624,571 km (0.04 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.87 AU - 4.15 AU

Year: 2344 Days

Day: 20.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,263,302 km

• M1: 20,046 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.11 AU - 4.05 AU

Year: 2414 Days

Day: 32.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 82.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,263,302 km

• M1: 91,853 km (0.099 R)
• M2: 175,777 km (0.116 R)

Asteroid Belt

Center: 10.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 17.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249.6

Radius: 3.3

Gravity: 22.92 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 13.49 AU - 22.25 AU

Year: 26927 Days

Day: 18.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,263,302 km

• M1: 40,990 km (0.078 R)
• M2: 196,871 km (0.11 R)
• M3: 383,868 km (0.088 R)
• M4: 2,666,881 km (0.076 R)
• M5: 3,450,026 km (0.106 R)
• M6: 6,872,676 km (0.079 R)
• M7: 7,273,598 km (0.088 R)
• M8: 7,456,556 km (0.117 R)
• M9: 19,340,462 km (0.098 R)
• M10: 22,658,093 km (0.115 R)
• M11: 25,172,684 km (0.117 R)
• M12: 31,225,863 km (0.108 R)
• M13: 39,011,534 km (0.047 R)
• M14: 39,713,298 km (0.093 R)
• M15: 43,799,115 km (0.075 R)
• M16: 51,944,569 km (0.12 R)
• M17: 54,693,879 km (0.051 R)
• M18: 65,274,937 km (0.095 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 15,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit