🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.12 AU - 1.78 AU

Year: 614 Days

Day: 21.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 93,137,940 km

• M1: 38,596 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.65 AU - 2.05 AU

Year: 884 Days

Day: 29.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,137,940 km

• M1: 1,205,310 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.84 AU - 2.72 AU

Year: 1210 Days

Day: 26 Hours

Environment

Temp: -67 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.35 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 20.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.8

Radius: 8

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 17.99 AU - 22.85 AU

Year: 32431 Days

Day: 16.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 93,137,940 km

• M1: 137,181 km (0.112 R)
• M2: 502,350 km (0.063 R)
• M3: 789,428 km (0.029 R)
• M4: 1,588,430 km (0.086 R)
• M5: 2,739,287 km (0.112 R)
• M6: 3,007,516 km (0.055 R)
• M7: 3,263,926 km (0.078 R)
• M8: 4,297,199 km (0.077 R)
• M9: 4,698,420 km (0.073 R)
• M10: 5,746,802 km (0.117 R)
• M11: 7,863,911 km (0.099 R)
• M12: 8,691,187 km (0.088 R)
• M13: 12,441,157 km (0.095 R)
• M14: 13,716,928 km (0.077 R)
• M15: 14,749,752 km (0.086 R)
• M16: 17,058,944 km (0.116 R)
• M17: 23,585,750 km (0.096 R)
• M18: 24,949,185 km (0.066 R)
• M19: 25,650,201 km (0.106 R)
• M20: 28,082,063 km (0.072 R)
• M21: 30,003,798 km (0.1 R)
• M22: 39,664,978 km (0.062 R)
• M23: 53,105,599 km (0.072 R)
• M24: 53,490,215 km (0.03 R)
• M25: 56,234,288 km (0.053 R)
• M26: 56,633,864 km (0.103 R)
• M27: 59,483,853 km (0.102 R)
• M28: 65,909,979 km (0.106 R)
• M29: 72,783,852 km (0.078 R)
• M30: 77,129,371 km (0.093 R)
• M31: 83,706,890 km (0.079 R)
• M32: 85,803,504 km (0.057 R)
• M33: 88,473,228 km (0.081 R)
• M34: 89,013,725 km (0.034 R)
• M35: 91,473,264 km (0.087 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 10,687 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit