🌌 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: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.77 AU - 0.99 AU

Year: 318 Days

Day: 28 Hours

Environment

Temp: 27 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 69,280,039 km

• M1: 208,390 km (0.093 R)
• M2: 343,028 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.84 AU - 2.76 AU

Year: 1343 Days

Day: 39.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.32 AU - 3.68 AU

Year: 2521 Days

Day: 27.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.98 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 14.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.5

Radius: 4.4

Gravity: 23.84 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 13.26 AU - 15.66 AU

Year: 21170 Days

Day: 16.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,280,039 km

• M1: 55,950 km (0.118 R)
• M2: 193,131 km (0.088 R)
• M3: 625,319 km (0.058 R)
• M4: 1,110,615 km (0.069 R)
• M5: 1,691,204 km (0.112 R)
• M6: 2,280,769 km (0.101 R)
• M7: 2,972,210 km (0.07 R)
• M8: 3,365,952 km (0.07 R)
• M9: 3,853,192 km (0.038 R)
• M10: 6,154,905 km (0.067 R)
• M11: 7,806,615 km (0.079 R)
• M12: 8,707,942 km (0.115 R)
• M13: 9,183,664 km (0.108 R)
• M14: 10,302,506 km (0.117 R)
• M15: 12,146,749 km (0.104 R)
• M16: 12,740,353 km (0.054 R)
• M17: 12,942,310 km (0.073 R)
• M18: 13,491,634 km (0.079 R)
• M19: 14,636,656 km (0.109 R)
• M20: 14,858,360 km (0.06 R)
• M21: 15,007,359 km (0.12 R)
• M22: 19,065,650 km (0.048 R)
• M23: 22,500,567 km (0.079 R)
• M24: 27,879,658 km (0.106 R)
• M25: 28,334,585 km (0.077 R)
• M26: 30,323,189 km (0.093 R)
• M27: 31,658,350 km (0.112 R)
• M28: 32,029,203 km (0.037 R)
• M29: 39,067,334 km (0.096 R)
• M30: 39,351,421 km (0.069 R)
• M31: 44,239,681 km (0.057 R)
• M32: 47,069,175 km (0.064 R)
• M33: 47,876,106 km (0.081 R)
• M34: 56,821,310 km (0.113 R)
• M35: 57,552,096 km (0.117 R)
• M36: 65,208,964 km (0.08 R)
• M37: 66,413,077 km (0.086 R)
• M38: 68,246,848 km (0.101 R)
• M39: 68,658,840 km (0.051 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 560 - 15,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit