🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.2

Radius: 13.2

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.65 AU - 0.79 AU

Year: 407 Days

Day: 11.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 87,974,622 km

• M1: 164,408 km (0.058 R)
• M2: 637,287 km (0.1 R)
• M3: 1,194,240 km (0.091 R)
• M4: 1,678,488 km (0.086 R)
• M5: 2,261,022 km (0.03 R)
• M6: 2,671,519 km (0.092 R)
• M7: 4,322,331 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.4

Radius: 13.3

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.9 AU - 1.1 AU

Year: 667 Days

Day: 10.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,974,622 km

• M1: 165,904 km (0.076 R)
• M2: 647,310 km (0.107 R)
• M3: 1,069,026 km (0.097 R)
• M4: 1,514,230 km (0.098 R)
• M5: 2,201,183 km (0.077 R)
• M6: 2,929,874 km (0.118 R)
• M7: 3,478,749 km (0.107 R)
• M8: 4,519,950 km (0.047 R)
• M9: 5,383,878 km (0.111 R)
• M10: 6,904,839 km (0.039 R)
• M11: 7,531,954 km (0.116 R)
• M12: 8,099,678 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.4

Radius: 8.4

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.9 AU - 4.92 AU

Year: 6176 Days

Day: 6.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,974,622 km

• M1: 104,419 km (0.111 R)
• M2: 469,887 km (0.043 R)
• M3: 781,200 km (0.08 R)
• M4: 1,232,537 km (0.097 R)
• M5: 1,849,927 km (0.032 R)
• M6: 2,222,875 km (0.118 R)
• M7: 3,136,319 km (0.109 R)
• M8: 5,541,255 km (0.086 R)
• M9: 6,320,360 km (0.081 R)
• M10: 9,063,836 km (0.115 R)
• M11: 13,593,659 km (0.102 R)
• M12: 15,465,129 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.8

Radius: 3.3

Gravity: 82.17 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.41 AU - 12.01 AU

Year: 21755 Days

Day: 17.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,974,622 km

• M1: 40,990 km (0.062 R)
• M2: 252,671 km (0.115 R)
• M3: 374,892 km (0.066 R)
• M4: 579,991 km (0.116 R)
• M5: 1,083,238 km (0.095 R)
• M6: 1,350,121 km (0.064 R)
• M7: 1,869,824 km (0.06 R)
• M8: 2,487,214 km (0.12 R)
• M9: 3,527,817 km (0.109 R)
• M10: 4,752,724 km (0.059 R)
• M11: 6,057,218 km (0.086 R)
• M12: 8,054,050 km (0.085 R)
• M13: 10,072,873 km (0.081 R)
• M14: 10,197,488 km (0.07 R)
• M15: 11,705,585 km (0.11 R)
• M16: 12,192,376 km (0.078 R)
• M17: 15,483,529 km (0.074 R)
• M18: 16,154,924 km (0.099 R)
• M19: 18,009,040 km (0.107 R)
• M20: 18,192,747 km (0.116 R)
• M21: 20,098,624 km (0.096 R)
• M22: 21,303,784 km (0.087 R)
• M23: 21,819,897 km (0.088 R)
• M24: 27,325,846 km (0.093 R)
• M25: 30,722,316 km (0.105 R)
• M26: 35,673,856 km (0.105 R)
• M27: 38,641,728 km (0.072 R)
• M28: 40,814,488 km (0.108 R)
• M29: 45,063,067 km (0.106 R)
• M30: 46,772,522 km (0.116 R)
• M31: 50,502,296 km (0.092 R)
• M32: 58,345,862 km (0.05 R)
• M33: 60,580,256 km (0.085 R)
• M34: 79,060,979 km (0.089 R)
• M35: 80,295,610 km (0.088 R)
• M36: 87,448,034 km (0.04 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 16,435 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit