🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.32 AU - 1.4 AU

Year: 557 Days

Day: 20.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.62 AU - 5 AU

Year: 3145 Days

Day: 31.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,537,899 km

• M1: 3,225,031 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.63 AU - 5.91 AU

Year: 3661 Days

Day: 43.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.8

Radius: 8.4

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.86 AU - 8.22 AU

Year: 8012 Days

Day: 10.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 21,537,899 km

• M1: 140,024 km (0.049 R)
• M2: 269,575 km (0.118 R)
• M3: 411,693 km (0.07 R)
• M4: 535,860 km (0.082 R)
• M5: 654,491 km (0.09 R)
• M6: 731,982 km (0.111 R)
• M7: 792,420 km (0.094 R)
• M8: 951,293 km (0.118 R)
• M9: 1,029,084 km (0.072 R)
• M10: 1,263,504 km (0.086 R)
• M11: 1,476,232 km (0.117 R)
• M12: 1,541,008 km (0.08 R)
• M13: 1,978,581 km (0.119 R)
• M14: 2,864,350 km (0.052 R)
• M15: 3,011,854 km (0.09 R)
• M16: 3,094,731 km (0.105 R)
• M17: 3,161,751 km (0.113 R)
• M18: 3,263,029 km (0.118 R)
• M19: 3,591,246 km (0.081 R)
• M20: 3,893,733 km (0.084 R)
• M21: 4,186,048 km (0.043 R)
• M22: 4,316,198 km (0.096 R)
• M23: 4,504,541 km (0.101 R)
• M24: 5,547,089 km (0.1 R)
• M25: 6,726,070 km (0.116 R)
• M26: 6,900,800 km (0.081 R)
• M27: 7,705,038 km (0.118 R)
• M28: 7,933,773 km (0.107 R)
• M29: 8,397,826 km (0.077 R)
• M30: 8,633,293 km (0.078 R)
• M31: 9,038,404 km (0.089 R)
• M32: 9,966,360 km (0.062 R)
• M33: 10,040,859 km (0.093 R)
• M34: 10,315,820 km (0.114 R)
• M35: 10,441,632 km (0.057 R)
• M36: 10,568,042 km (0.053 R)
• M37: 11,622,857 km (0.095 R)
• M38: 12,255,955 km (0.101 R)
• M39: 12,981,355 km (0.078 R)
• M40: 14,812,732 km (0.12 R)
• M41: 15,240,133 km (0.028 R)
• M42: 16,341,024 km (0.053 R)
• M43: 17,918,833 km (0.072 R)
• M44: 18,070,226 km (0.115 R)
• M45: 18,221,918 km (0.106 R)
• M46: 18,557,317 km (0.112 R)
• M47: 18,618,502 km (0.052 R)
• M48: 18,710,505 km (0.12 R)
• M49: 19,762,926 km (0.101 R)
• M50: 20,170,431 km (0.082 R)
• M51: 20,327,807 km (0.09 R)
• M52: 20,898,075 km (0.097 R)
• M53: 21,345,223 km (0.108 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 11,227 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit