🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.45 AU - 0.73 AU

Year: 209 Days

Day: 41.1 Hours

Environment

Temp: -20 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 13,125,648 km

• M1: 425,008 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.61 AU - 0.93 AU

Year: 311 Days

Day: 32.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,125,648 km

• M1: 305,628 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.05 AU - 1.27 AU

Year: 575 Days

Day: 18.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.7

Radius: 12.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.56 AU - 3.68 AU

Year: 2536 Days

Day: 15 Hours

Environment

Temp: -164 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 13,125,648 km

• M1: 158,873 km (0.071 R)
• M2: 272,268 km (0.098 R)
• M3: 386,710 km (0.072 R)
• M4: 591,660 km (0.111 R)
• M5: 709,393 km (0.077 R)
• M6: 821,592 km (0.057 R)
• M7: 1,041,800 km (0.073 R)
• M8: 1,122,433 km (0.082 R)
• M9: 1,205,460 km (0.051 R)
• M10: 1,342,940 km (0.099 R)
• M11: 1,440,627 km (0.068 R)
• M12: 1,531,583 km (0.12 R)
• M13: 1,915,900 km (0.085 R)
• M14: 2,202,978 km (0.119 R)
• M15: 2,351,978 km (0.117 R)
• M16: 2,482,427 km (0.119 R)
• M17: 2,682,589 km (0.087 R)
• M18: 2,876,617 km (0.098 R)
• M19: 3,040,128 km (0.106 R)
• M20: 3,170,727 km (0.109 R)
• M21: 3,303,271 km (0.093 R)
• M22: 3,388,541 km (0.09 R)
• M23: 3,536,494 km (0.114 R)
• M24: 3,711,972 km (0.118 R)
• M25: 3,851,846 km (0.059 R)
• M26: 4,163,309 km (0.061 R)
• M27: 4,242,446 km (0.064 R)
• M28: 4,322,182 km (0.075 R)
• M29: 4,442,608 km (0.117 R)
• M30: 4,687,051 km (0.115 R)
• M31: 5,047,881 km (0.058 R)
• M32: 5,203,313 km (0.098 R)
• M33: 5,417,836 km (0.113 R)
• M34: 5,796,618 km (0.108 R)
• M35: 5,885,330 km (0.085 R)
• M36: 6,335,470 km (0.112 R)
• M37: 6,827,946 km (0.032 R)
• M38: 7,015,841 km (0.09 R)
• M39: 7,380,860 km (0.055 R)
• M40: 7,589,998 km (0.113 R)
• M41: 7,849,999 km (0.03 R)
• M42: 8,345,467 km (0.078 R)
• M43: 8,919,474 km (0.111 R)
• M44: 9,039,152 km (0.096 R)
• M45: 9,245,747 km (0.118 R)
• M46: 9,804,345 km (0.093 R)
• M47: 10,105,486 km (0.119 R)
• M48: 10,302,057 km (0.102 R)
• M49: 10,481,874 km (0.095 R)
• M50: 10,590,183 km (0.107 R)
• M51: 10,844,499 km (0.105 R)
• M52: 10,954,154 km (0.035 R)
• M53: 11,229,714 km (0.105 R)
• M54: 11,470,566 km (0.076 R)
• M55: 12,222,146 km (0.102 R)
• M56: 12,603,920 km (0.089 R)
• M57: 12,777,005 km (0.088 R)
• M58: 12,912,241 km (0.106 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 18,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit