🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.52 AU - 0.82 AU

Year: 210 Days

Day: 25.1 Hours

Environment

Temp: 182 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.02 AU - 1.48 AU

Year: 535 Days

Day: 19.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.34 AU - 3.5 AU

Year: 2422 Days

Day: 41.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 18,410,690 km

• M1: 540,048 km (0.113 R)
• M2: 947,553 km (0.089 R)

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101

Radius: 13.1

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.9 AU - 7.9 AU

Year: 6199 Days

Day: 9 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 18,410,690 km

• M1: 163,510 km (0.112 R)
• M2: 272,268 km (0.07 R)
• M3: 530,175 km (0.094 R)
• M4: 766,091 km (0.114 R)
• M5: 1,067,979 km (0.101 R)
• M6: 1,397,095 km (0.113 R)
• M7: 1,498,821 km (0.095 R)
• M8: 1,807,292 km (0.082 R)
• M9: 2,058,766 km (0.111 R)
• M10: 2,308,445 km (0.118 R)
• M11: 2,443,831 km (0.094 R)
• M12: 2,554,234 km (0.105 R)
• M13: 2,638,158 km (0.117 R)
• M14: 2,837,572 km (0.099 R)
• M15: 3,057,032 km (0.098 R)
• M16: 3,236,550 km (0.093 R)
• M17: 3,435,216 km (0.114 R)
• M18: 3,653,629 km (0.112 R)
• M19: 3,925,149 km (0.095 R)
• M20: 4,055,299 km (0.04 R)
• M21: 4,420,617 km (0.058 R)
• M22: 4,607,315 km (0.045 R)
• M23: 4,761,999 km (0.086 R)
• M24: 4,883,473 km (0.068 R)
• M25: 5,058,951 km (0.078 R)
• M26: 5,254,476 km (0.098 R)
• M27: 5,856,009 km (0.113 R)
• M28: 6,042,707 km (0.07 R)
• M29: 6,269,198 km (0.08 R)
• M30: 7,363,806 km (0.086 R)
• M31: 7,524,922 km (0.086 R)
• M32: 7,728,076 km (0.118 R)
• M33: 8,285,777 km (0.098 R)
• M34: 9,637,394 km (0.114 R)
• M35: 10,058,512 km (0.057 R)
• M36: 10,667,226 km (0.094 R)
• M37: 10,941,738 km (0.12 R)
• M38: 11,241,682 km (0.066 R)
• M39: 11,450,819 km (0.108 R)
• M40: 11,544,318 km (0.118 R)
• M41: 12,015,252 km (0.089 R)
• M42: 12,444,448 km (0.066 R)
• M43: 13,048,973 km (0.106 R)
• M44: 13,514,821 km (0.084 R)
• M45: 14,211,349 km (0.096 R)
• M46: 14,311,879 km (0.089 R)
• M47: 14,437,691 km (0.077 R)
• M48: 15,303,862 km (0.112 R)
• M49: 16,423,153 km (0.119 R)
• M50: 16,952,730 km (0.1 R)
• M51: 17,086,022 km (0.1 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 12,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit