🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.73 AU - 1.03 AU

Year: 316 Days

Day: 35.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.99 AU - 2.87 AU

Year: 1450 Days

Day: 28.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,803,936 km

• M1: 463,305 km (0.102 R)
• M2: 563,086 km (0.086 R)

Planet 3 - Ice Giant

Semi-Major Axis: 16.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.1

Radius: 5.9

Gravity: 26.63 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 16.21 AU - 16.93 AU

Year: 25826 Days

Day: 16.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 99,803,936 km

• M1: 73,752 km (0.098 R)
• M2: 308,022 km (0.098 R)
• M3: 871,258 km (0.091 R)
• M4: 1,255,425 km (0.04 R)
• M5: 2,480,632 km (0.113 R)
• M6: 3,403,052 km (0.046 R)
• M7: 3,722,893 km (0.073 R)
• M8: 4,312,757 km (0.057 R)
• M9: 4,611,055 km (0.105 R)
• M10: 5,374,752 km (0.05 R)
• M11: 7,621,712 km (0.077 R)
• M12: 9,717,578 km (0.112 R)
• M13: 10,230,699 km (0.11 R)
• M14: 11,102,705 km (0.062 R)
• M15: 12,841,332 km (0.117 R)
• M16: 14,258,771 km (0.068 R)
• M17: 15,603,507 km (0.104 R)
• M18: 18,934,303 km (0.061 R)
• M19: 21,400,424 km (0.086 R)
• M20: 25,368,657 km (0.06 R)
• M21: 26,339,847 km (0.118 R)
• M22: 30,337,999 km (0.043 R)
• M23: 31,018,670 km (0.047 R)
• M24: 31,293,780 km (0.112 R)
• M25: 34,870,665 km (0.112 R)
• M26: 35,467,262 km (0.081 R)
• M27: 43,336,259 km (0.03 R)
• M28: 46,137,928 km (0.078 R)
• M29: 46,496,365 km (0.094 R)
• M30: 46,856,746 km (0.106 R)
• M31: 55,870,317 km (0.079 R)
• M32: 56,277,522 km (0.116 R)
• M33: 56,892,220 km (0.09 R)
• M34: 57,926,390 km (0.107 R)
• M35: 62,846,065 km (0.083 R)
• M36: 68,268,988 km (0.101 R)
• M37: 69,907,384 km (0.117 R)
• M38: 75,227,384 km (0.092 R)
• M39: 81,855,018 km (0.087 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 19,754 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit