🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.56 AU - 0.8 AU

Year: 250 Days

Day: 44 Hours

Environment

Temp: -10 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.78 AU - 1.1 AU

Year: 407 Days

Day: 14.7 Hours

Environment

Temp: -61 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.28 AU - 1.36 AU

Year: 677 Days

Day: 32 Hours

Environment

Temp: -82 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.2

Radius: 5.5

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 10.51 AU - 13.95 AU

Year: 19085 Days

Day: 19.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,006,300 km

• M1: 68,965 km (0.076 R)
• M2: 542,591 km (0.099 R)
• M3: 751,131 km (0.119 R)
• M4: 1,172,249 km (0.067 R)
• M5: 1,374,804 km (0.09 R)
• M6: 2,003,564 km (0.107 R)
• M7: 2,573,233 km (0.092 R)
• M8: 2,807,354 km (0.071 R)
• M9: 3,102,211 km (0.095 R)
• M10: 4,583,828 km (0.031 R)
• M11: 5,189,999 km (0.1 R)
• M12: 6,216,390 km (0.115 R)
• M13: 6,444,527 km (0.118 R)
• M14: 7,039,328 km (0.11 R)
• M15: 8,383,764 km (0.109 R)
• M16: 9,386,369 km (0.116 R)
• M17: 9,636,347 km (0.101 R)
• M18: 10,254,635 km (0.05 R)
• M19: 12,032,157 km (0.098 R)
• M20: 14,530,292 km (0.101 R)
• M21: 14,864,942 km (0.102 R)
• M22: 17,883,079 km (0.103 R)
• M23: 18,113,161 km (0.108 R)
• M24: 19,860,763 km (0.074 R)
• M25: 20,775,404 km (0.034 R)
• M26: 22,155,445 km (0.08 R)
• M27: 24,058,030 km (0.079 R)
• M28: 25,385,113 km (0.113 R)
• M29: 25,578,693 km (0.069 R)
• M30: 32,417,260 km (0.053 R)
• M31: 39,595,714 km (0.051 R)
• M32: 41,845,068 km (0.061 R)
• M33: 48,355,866 km (0.088 R)
• M34: 49,552,948 km (0.115 R)
• M35: 51,850,622 km (0.109 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 19,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit