🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.41 AU - 0.61 AU

Year: 133 Days

Day: 40.4 Hours

Environment

Temp: 255 °C

Axial Tilt: 47 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.4 AU - 0.64 AU

Year: 137 Days

Day: 23.2 Hours

Environment

Temp: 228 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 18,120,223 km

• M1: 275,709 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.55 AU - 0.55 AU

Year: 149 Days

Day: 16.6 Hours

Environment

Temp: 205 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.6 AU - 2.92 AU

Year: 1675 Days

Day: 14.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.3

Radius: 11.5

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.34 AU - 12.08 AU

Year: 11051 Days

Day: 6.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 18,120,223 km

• M1: 197,768 km (0.114 R)
• M2: 308,920 km (0.118 R)
• M3: 440,865 km (0.056 R)
• M4: 572,960 km (0.027 R)
• M5: 880,982 km (0.115 R)
• M6: 1,282,802 km (0.113 R)
• M7: 1,447,808 km (0.037 R)
• M8: 1,608,476 km (0.05 R)
• M9: 1,775,128 km (0.109 R)
• M10: 2,230,355 km (0.111 R)
• M11: 2,553,935 km (0.117 R)
• M12: 2,707,273 km (0.1 R)
• M13: 2,965,030 km (0.025 R)
• M14: 3,185,986 km (0.044 R)
• M15: 3,336,481 km (0.029 R)
• M16: 3,961,501 km (0.117 R)
• M17: 4,058,441 km (0.111 R)
• M18: 4,156,278 km (0.104 R)
• M19: 4,404,161 km (0.109 R)
• M20: 4,555,106 km (0.119 R)
• M21: 5,515,673 km (0.091 R)
• M22: 6,403,836 km (0.083 R)
• M23: 6,690,615 km (0.107 R)
• M24: 7,316,383 km (0.059 R)
• M25: 7,777,743 km (0.032 R)
• M26: 7,879,320 km (0.116 R)
• M27: 8,001,841 km (0.067 R)
• M28: 8,519,000 km (0.039 R)
• M29: 9,390,558 km (0.039 R)
• M30: 9,891,860 km (0.027 R)
• M31: 10,401,989 km (0.116 R)
• M32: 11,148,931 km (0.117 R)
• M33: 11,332,637 km (0.099 R)
• M34: 11,609,992 km (0.101 R)
• M35: 12,766,084 km (0.04 R)
• M36: 12,861,976 km (0.114 R)
• M37: 12,934,232 km (0.104 R)
• M38: 13,054,658 km (0.112 R)
• M39: 13,321,242 km (0.101 R)
• M40: 13,443,014 km (0.029 R)
• M41: 13,638,688 km (0.12 R)
• M42: 14,605,689 km (0.097 R)
• M43: 14,983,424 km (0.112 R)
• M44: 15,084,701 km (0.055 R)
• M45: 16,318,136 km (0.088 R)
• M46: 16,448,435 km (0.074 R)
• M47: 17,158,277 km (0.045 R)
• M48: 17,290,821 km (0.109 R)
• M49: 17,370,557 km (0.027 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 12,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit