🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.9

Radius: 8

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.53 AU - 0.87 AU

Year: 391 Days

Day: 8.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,017,967 km

• M1: 99,483 km (0.061 R)
• M2: 379,380 km (0.049 R)
• M3: 686,953 km (0.091 R)
• M4: 1,152,502 km (0.091 R)
• M5: 1,437,785 km (0.111 R)
• M6: 1,697,038 km (0.072 R)
• M7: 1,987,707 km (0.113 R)
• M8: 2,267,156 km (0.062 R)
• M9: 3,077,827 km (0.08 R)
• M10: 3,610,395 km (0.078 R)
• M11: 4,149,097 km (0.043 R)
• M12: 4,580,088 km (0.04 R)
• M13: 4,858,789 km (0.057 R)
• M14: 5,242,957 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.2

Radius: 8.5

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.83 AU - 1.19 AU

Year: 677 Days

Day: 14.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,017,967 km

• M1: 105,766 km (0.087 R)
• M2: 404,363 km (0.064 R)
• M3: 829,819 km (0.113 R)
• M4: 1,289,085 km (0.108 R)
• M5: 1,736,682 km (0.115 R)
• M6: 2,184,578 km (0.086 R)
• M7: 2,544,660 km (0.088 R)
• M8: 3,557,737 km (0.117 R)
• M9: 3,855,287 km (0.118 R)
• M10: 4,500,802 km (0.115 R)
• M11: 4,912,196 km (0.099 R)
• M12: 5,282,151 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.2

Radius: 12.9

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.82 AU - 1.22 AU

Year: 687 Days

Day: 13.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 31,017,967 km

• M1: 160,668 km (0.096 R)
• M2: 796,160 km (0.119 R)
• M3: 1,564,794 km (0.093 R)
• M4: 1,970,204 km (0.076 R)
• M5: 2,446,823 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.3

Radius: 11.1

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.29 AU - 1.93 AU

Year: 1362 Days

Day: 10.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 138.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,017,967 km

• M1: 138,528 km (0.11 R)
• M2: 558,748 km (0.076 R)
• M3: 1,462,618 km (0.086 R)
• M4: 2,210,458 km (0.108 R)
• M5: 2,909,679 km (0.104 R)
• M6: 4,075,944 km (0.049 R)
• M7: 5,889,219 km (0.085 R)
• M8: 7,255,946 km (0.09 R)
• M9: 8,268,873 km (0.082 R)
• M10: 8,880,578 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.6

Radius: 9

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.18 AU - 4.64 AU

Year: 5156 Days

Day: 13.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 60.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 31,017,967 km

• M1: 112,946 km (0.053 R)
• M2: 422,165 km (0.086 R)
• M3: 991,684 km (0.111 R)
• M4: 1,335,161 km (0.094 R)
• M5: 1,644,529 km (0.074 R)
• M6: 1,945,820 km (0.069 R)
• M7: 2,237,984 km (0.092 R)
• M8: 2,542,865 km (0.089 R)
• M9: 3,119,714 km (0.088 R)
• M10: 4,075,794 km (0.117 R)
• M11: 5,354,108 km (0.059 R)
• M12: 5,994,237 km (0.049 R)
• M13: 7,116,371 km (0.083 R)
• M14: 7,999,896 km (0.091 R)
• M15: 9,398,037 km (0.063 R)
• M16: 9,940,779 km (0.081 R)
• M17: 10,504,463 km (0.112 R)
• M18: 10,906,882 km (0.095 R)
• M19: 11,600,716 km (0.12 R)
• M20: 12,079,280 km (0.106 R)
• M21: 13,025,038 km (0.041 R)
• M22: 13,437,629 km (0.091 R)
• M23: 13,859,046 km (0.099 R)
• M24: 16,514,857 km (0.082 R)
• M25: 16,876,585 km (0.081 R)
• M26: 17,553,665 km (0.114 R)
• M27: 18,700,631 km (0.088 R)
• M28: 23,637,660 km (0.098 R)
• M29: 25,592,905 km (0.062 R)
• M30: 26,733,738 km (0.059 R)
• M31: 29,116,383 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.1

Radius: 13.1

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.88 AU - 4.3 AU

Year: 5516 Days

Day: 12.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,017,967 km

• M1: 163,062 km (0.096 R)
• M2: 605,722 km (0.062 R)
• M3: 1,073,215 km (0.116 R)
• M4: 1,485,806 km (0.077 R)
• M5: 2,021,516 km (0.053 R)
• M6: 2,531,495 km (0.106 R)
• M7: 2,993,304 km (0.118 R)
• M8: 4,255,910 km (0.111 R)
• M9: 5,352,612 km (0.083 R)
• M10: 6,794,286 km (0.116 R)
• M11: 7,480,941 km (0.112 R)
• M12: 10,167,419 km (0.083 R)
• M13: 11,921,155 km (0.115 R)
• M14: 16,258,745 km (0.112 R)
• M15: 17,237,714 km (0.064 R)
• M16: 17,678,130 km (0.077 R)
• M17: 19,245,916 km (0.047 R)
• M18: 23,261,422 km (0.081 R)
• M19: 25,222,351 km (0.087 R)
• M20: 28,849,351 km (0.114 R)
• M21: 30,833,168 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 16,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit