🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.47 AU - 0.61 AU

Year: 141 Days

Day: 34.2 Hours

Environment

Temp: 257 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.98 AU - 1.38 AU

Year: 455 Days

Day: 40.2 Hours

Environment

Temp: 26 °C

Axial Tilt: 23.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.48 AU - 2.02 AU

Year: 821 Days

Day: 32.3 Hours

Environment

Temp: -52 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,406,293 km

• M1: 337,194 km (0.084 R)
• M2: 895,792 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158.6

Radius: 4.1

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 14.75 AU - 20.75 AU

Year: 26530 Days

Day: 23.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 56,406,293 km

• M1: 77,193 km (0.084 R)
• M2: 165,006 km (0.057 R)
• M3: 287,228 km (0.11 R)
• M4: 571,165 km (0.041 R)
• M5: 700,118 km (0.042 R)
• M6: 777,909 km (0.063 R)
• M7: 1,208,452 km (0.087 R)
• M8: 1,598,004 km (0.104 R)
• M9: 2,023,461 km (0.112 R)
• M10: 2,191,609 km (0.091 R)
• M11: 2,220,182 km (0.078 R)
• M12: 2,541,518 km (0.083 R)
• M13: 2,662,094 km (0.066 R)
• M14: 2,846,399 km (0.115 R)
• M15: 3,931,582 km (0.062 R)
• M16: 4,499,006 km (0.089 R)
• M17: 5,474,235 km (0.079 R)
• M18: 5,551,876 km (0.087 R)
• M19: 5,669,161 km (0.119 R)
• M20: 8,761,050 km (0.111 R)
• M21: 9,919,536 km (0.091 R)
• M22: 11,870,441 km (0.088 R)
• M23: 12,122,364 km (0.074 R)
• M24: 13,148,007 km (0.115 R)
• M25: 14,629,924 km (0.063 R)
• M26: 17,518,509 km (0.102 R)
• M27: 17,747,843 km (0.111 R)
• M28: 18,151,607 km (0.099 R)
• M29: 19,262,671 km (0.103 R)
• M30: 19,440,094 km (0.115 R)
• M31: 19,915,815 km (0.099 R)
• M32: 20,335,287 km (0.105 R)
• M33: 20,516,002 km (0.076 R)
• M34: 20,636,727 km (0.081 R)
• M35: 21,000,399 km (0.104 R)
• M36: 21,061,136 km (0.112 R)
• M37: 21,366,017 km (0.059 R)
• M38: 24,048,157 km (0.091 R)
• M39: 24,302,922 km (0.034 R)
• M40: 24,751,117 km (0.113 R)
• M41: 27,363,545 km (0.107 R)
• M42: 28,500,040 km (0.054 R)
• M43: 28,567,509 km (0.109 R)
• M44: 28,702,296 km (0.083 R)
• M45: 29,925,259 km (0.112 R)
• M46: 30,199,322 km (0.05 R)
• M47: 34,480,664 km (0.108 R)
• M48: 35,056,167 km (0.079 R)
• M49: 36,874,678 km (0.113 R)
• M50: 37,463,047 km (0.047 R)
• M51: 37,980,506 km (0.104 R)
• M52: 39,696,992 km (0.084 R)
• M53: 39,847,487 km (0.089 R)
• M54: 40,830,046 km (0.044 R)
• M55: 42,665,014 km (0.066 R)
• M56: 43,205,211 km (0.1 R)
• M57: 47,687,612 km (0.09 R)
• M58: 47,767,647 km (0.11 R)
• M59: 49,375,974 km (0.118 R)
• M60: 49,618,622 km (0.028 R)
• M61: 51,165,464 km (0.115 R)
• M62: 51,575,212 km (0.12 R)
• M63: 52,315,273 km (0.12 R)
• M64: 52,728,013 km (0.11 R)
• M65: 53,806,165 km (0.094 R)
• M66: 54,222,795 km (0.116 R)
• M67: 56,237,280 km (0.098 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 12,588 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit