🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.42 AU - 0.58 AU

Year: 132 Days

Day: 27.2 Hours

Environment

Temp: 240 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.11 AU - 1.55 AU

Year: 572 Days

Day: 14 Hours

Environment

Temp: -36 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.61 AU - 2.17 AU

Year: 969 Days

Day: 39.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.67 AU - 2.37 AU

Year: 1070 Days

Day: 16.3 Hours

Environment

Temp: -67 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.68 AU - 3.92 AU

Year: 2235 Days

Day: 26.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.35 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.5

Radius: 7.2

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 17.57 AU - 21.21 AU

Year: 31829 Days

Day: 22.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 84,656,359 km

• M1: 92,601 km (0.077 R)
• M2: 342,130 km (0.115 R)
• M3: 1,091,915 km (0.089 R)
• M4: 1,791,285 km (0.086 R)
• M5: 3,019,483 km (0.115 R)
• M6: 3,297,436 km (0.085 R)
• M7: 4,002,341 km (0.051 R)
• M8: 5,105,925 km (0.059 R)
• M9: 6,265,907 km (0.113 R)
• M10: 6,490,154 km (0.087 R)
• M11: 7,491,562 km (0.086 R)
• M12: 9,917,441 km (0.119 R)
• M13: 11,506,470 km (0.075 R)
• M14: 12,822,632 km (0.116 R)
• M15: 13,554,315 km (0.062 R)
• M16: 13,779,161 km (0.105 R)
• M17: 16,589,506 km (0.1 R)
• M18: 20,934,576 km (0.11 R)
• M19: 23,421,043 km (0.117 R)
• M20: 23,853,829 km (0.116 R)
• M21: 25,410,395 km (0.089 R)
• M22: 32,987,527 km (0.091 R)
• M23: 36,774,448 km (0.052 R)
• M24: 38,697,080 km (0.09 R)
• M25: 40,220,884 km (0.117 R)
• M26: 41,784,331 km (0.045 R)
• M27: 56,355,163 km (0.088 R)
• M28: 59,505,844 km (0.081 R)
• M29: 64,660,688 km (0.032 R)
• M30: 70,553,797 km (0.106 R)
• M31: 76,320,495 km (0.069 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 14,305 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit