🌌 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: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.8 AU - 0.94 AU

Year: 285 Days

Day: 44.7 Hours

Environment

Temp: 154 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.6

Radius: 10

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.43 AU - 7.07 AU

Year: 4846 Days

Day: 8.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 101,661,297 km

• M1: 124,316 km (0.109 R)
• M2: 485,146 km (0.105 R)
• M3: 2,599,263 km (0.117 R)
• M4: 3,528,715 km (0.065 R)
• M5: 4,222,549 km (0.1 R)
• M6: 4,716,821 km (0.077 R)
• M7: 5,501,761 km (0.061 R)
• M8: 6,061,706 km (0.064 R)
• M9: 6,434,653 km (0.09 R)
• M10: 7,575,337 km (0.094 R)
• M11: 8,306,422 km (0.116 R)
• M12: 9,004,146 km (0.069 R)
• M13: 11,147,585 km (0.108 R)
• M14: 12,887,707 km (0.095 R)
• M15: 13,401,576 km (0.097 R)
• M16: 14,415,700 km (0.115 R)
• M17: 15,768,663 km (0.113 R)
• M18: 16,656,227 km (0.11 R)
• M19: 17,827,877 km (0.065 R)
• M20: 19,788,358 km (0.1 R)
• M21: 20,750,721 km (0.106 R)
• M22: 23,444,380 km (0.112 R)
• M23: 24,365,753 km (0.1 R)
• M24: 24,756,802 km (0.111 R)
• M25: 26,526,994 km (0.111 R)
• M26: 27,527,504 km (0.114 R)
• M27: 28,900,214 km (0.108 R)
• M28: 29,781,047 km (0.099 R)

Planet 3 - Ice Giant

Semi-Major Axis: 19.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.5

Radius: 5.5

Gravity: 22.46 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 16.95 AU - 22.69 AU

Year: 31012 Days

Day: 16.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 101,661,297 km

• M1: 68,965 km (0.077 R)
• M2: 307,424 km (0.073 R)
• M3: 622,327 km (0.112 R)
• M4: 1,022,801 km (0.05 R)
• M5: 1,403,826 km (0.073 R)
• M6: 1,792,930 km (0.103 R)
• M7: 2,204,325 km (0.095 R)
• M8: 2,894,569 km (0.115 R)
• M9: 4,132,342 km (0.048 R)
• M10: 4,461,607 km (0.032 R)
• M11: 4,690,791 km (0.088 R)
• M12: 6,425,079 km (0.092 R)
• M13: 8,430,738 km (0.119 R)
• M14: 9,264,447 km (0.116 R)
• M15: 10,086,636 km (0.107 R)
• M16: 14,025,997 km (0.05 R)
• M17: 14,518,623 km (0.097 R)
• M18: 16,604,765 km (0.102 R)
• M19: 16,970,981 km (0.108 R)
• M20: 17,814,264 km (0.118 R)
• M21: 19,993,157 km (0.114 R)
• M22: 20,827,464 km (0.1 R)
• M23: 21,039,744 km (0.105 R)
• M24: 32,153,669 km (0.078 R)
• M25: 32,865,455 km (0.067 R)
• M26: 33,587,864 km (0.047 R)
• M27: 37,047,613 km (0.052 R)
• M28: 40,079,065 km (0.078 R)
• M29: 45,018,188 km (0.096 R)
• M30: 45,729,825 km (0.106 R)
• M31: 46,811,268 km (0.028 R)
• M32: 48,651,322 km (0.03 R)
• M33: 57,738,944 km (0.092 R)
• M34: 58,368,152 km (0.069 R)
• M35: 59,853,809 km (0.12 R)
• M36: 61,364,598 km (0.107 R)
• M37: 70,249,515 km (0.077 R)
• M38: 76,625,825 km (0.103 R)
• M39: 86,075,922 km (0.067 R)
• M40: 89,111,263 km (0.103 R)
• M41: 97,157,833 km (0.088 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 14,196 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit