🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.54 AU - 0.54 AU

Year: 142 Days

Day: 24.9 Hours

Environment

Temp: 248 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.5 AU - 0.64 AU

Year: 154 Days

Day: 18.5 Hours

Environment

Temp: 164 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.76 AU - 0.86 AU

Year: 261 Days

Day: 47.1 Hours

Environment

Temp: 179 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.81 AU - 1.09 AU

Year: 332 Days

Day: 20.9 Hours

Environment

Temp: 106 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.21 AU - 1.87 AU

Year: 684 Days

Day: 22.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 13.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.1

Radius: 5.6

Gravity: 16.11 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 12.47 AU - 14.97 AU

Year: 18201 Days

Day: 19.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,555,347 km

• M1: 69,862 km (0.055 R)
• M2: 471,383 km (0.069 R)
• M3: 1,216,231 km (0.117 R)
• M4: 1,810,733 km (0.099 R)
• M5: 2,387,133 km (0.066 R)
• M6: 2,740,783 km (0.12 R)
• M7: 3,497,598 km (0.104 R)
• M8: 4,481,653 km (0.094 R)
• M9: 4,847,270 km (0.104 R)
• M10: 6,807,601 km (0.086 R)
• M11: 7,245,922 km (0.074 R)
• M12: 7,609,894 km (0.092 R)
• M13: 8,374,638 km (0.101 R)
• M14: 11,700,349 km (0.111 R)
• M15: 12,138,072 km (0.104 R)
• M16: 12,328,959 km (0.114 R)
• M17: 15,813,243 km (0.113 R)
• M18: 16,194,119 km (0.026 R)
• M19: 22,378,345 km (0.112 R)
• M20: 23,149,822 km (0.12 R)
• M21: 24,339,873 km (0.113 R)
• M22: 26,200,870 km (0.091 R)
• M23: 28,713,815 km (0.061 R)
• M24: 29,166,798 km (0.036 R)
• M25: 30,203,062 km (0.054 R)
• M26: 34,850,170 km (0.072 R)
• M27: 35,495,087 km (0.067 R)
• M28: 36,411,224 km (0.08 R)
• M29: 38,564,237 km (0.042 R)
• M30: 39,532,285 km (0.117 R)
• M31: 42,974,532 km (0.118 R)
• M32: 44,315,078 km (0.065 R)
• M33: 49,307,757 km (0.055 R)
• M34: 50,120,373 km (0.104 R)
• M35: 54,317,042 km (0.062 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 18,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit