🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.67 AU - 0.79 AU

Year: 220 Days

Day: 45.4 Hours

Environment

Temp: 130 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.85 AU - 1.33 AU

Year: 402 Days

Day: 41 Hours

Environment

Temp: 49 °C

Axial Tilt: 84 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.38 AU - 6.26 AU

Year: 4333 Days

Day: 22.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,364,336 km

• M1: 45,627 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.3

Radius: 4.7

Gravity: 40.71 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 17.4 AU - 21.32 AU

Year: 30079 Days

Day: 16.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 109,364,336 km

• M1: 58,493 km (0.104 R)
• M2: 364,869 km (0.086 R)
• M3: 1,042,099 km (0.084 R)
• M4: 1,588,430 km (0.059 R)
• M5: 1,913,806 km (0.108 R)
• M6: 4,990,136 km (0.115 R)
• M7: 6,492,548 km (0.105 R)
• M8: 7,212,562 km (0.029 R)
• M9: 7,927,490 km (0.118 R)
• M10: 9,886,774 km (0.1 R)
• M11: 10,697,893 km (0.075 R)
• M12: 11,334,582 km (0.044 R)
• M13: 11,625,550 km (0.089 R)
• M14: 12,146,749 km (0.111 R)
• M15: 12,761,297 km (0.117 R)
• M16: 13,886,273 km (0.119 R)
• M17: 16,796,550 km (0.08 R)
• M18: 18,443,323 km (0.119 R)
• M19: 20,622,515 km (0.118 R)
• M20: 21,495,868 km (0.063 R)
• M21: 23,083,101 km (0.112 R)
• M22: 32,058,225 km (0.067 R)
• M23: 34,884,578 km (0.028 R)
• M24: 39,345,736 km (0.046 R)
• M25: 40,686,881 km (0.084 R)
• M26: 46,356,640 km (0.057 R)
• M27: 54,773,316 km (0.093 R)
• M28: 61,882,805 km (0.118 R)
• M29: 76,339,045 km (0.109 R)
• M30: 78,421,747 km (0.094 R)
• M31: 80,008,382 km (0.111 R)
• M32: 84,343,728 km (0.106 R)
• M33: 89,118,743 km (0.112 R)
• M34: 89,405,073 km (0.115 R)
• M35: 92,889,507 km (0.077 R)
• M36: 94,070,881 km (0.092 R)
• M37: 97,371,010 km (0.095 R)
• M38: 103,251,553 km (0.049 R)

Kuiper Belt

Range: 31.1 - 52.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 17,102 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit