🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.3

Radius: 10.9

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.6 AU - 0.66 AU

Year: 339 Days

Day: 5.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,880,513 km

• M1: 135,536 km (0.102 R)
• M2: 479,910 km (0.111 R)
• M3: 985,252 km (0.105 R)
• M4: 1,807,292 km (0.071 R)
• M5: 2,556,628 km (0.082 R)
• M6: 3,028,160 km (0.083 R)
• M7: 3,636,275 km (0.114 R)
• M8: 4,222,699 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777

Radius: 8

Gravity: 12.14 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.73 AU - 1.11 AU

Year: 599 Days

Day: 5.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,880,513 km

• M1: 99,782 km (0.091 R)
• M2: 460,612 km (0.106 R)
• M3: 787,483 km (0.087 R)
• M4: 1,043,146 km (0.103 R)
• M5: 1,557,314 km (0.096 R)
• M6: 1,907,373 km (0.047 R)
• M7: 2,515,339 km (0.099 R)
• M8: 2,988,217 km (0.114 R)
• M9: 3,640,913 km (0.103 R)
• M10: 5,713,741 km (0.119 R)
• M11: 6,369,877 km (0.025 R)
• M12: 7,446,832 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.3

Radius: 11.3

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.01 AU - 2.43 AU

Year: 2243 Days

Day: 5.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,880,513 km

• M1: 140,772 km (0.116 R)
• M2: 840,890 km (0.102 R)
• M3: 1,209,948 km (0.1 R)
• M4: 1,575,116 km (0.077 R)
• M5: 2,060,262 km (0.072 R)
• M6: 3,732,766 km (0.117 R)
• M7: 4,088,061 km (0.106 R)
• M8: 6,619,407 km (0.085 R)
• M9: 8,184,799 km (0.064 R)
• M10: 8,788,576 km (0.061 R)
• M11: 11,431,820 km (0.111 R)
• M12: 13,217,720 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.3

Radius: 13.3

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.4 AU - 4.48 AU

Year: 5304 Days

Day: 12 Hours

Environment

Temp: -227 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,880,513 km

• M1: 165,605 km (0.07 R)
• M2: 782,696 km (0.116 R)
• M3: 1,390,063 km (0.077 R)
• M4: 2,885,444 km (0.11 R)
• M5: 4,347,763 km (0.054 R)
• M6: 4,833,806 km (0.041 R)
• M7: 5,413,349 km (0.091 R)
• M8: 7,399,559 km (0.088 R)
• M9: 10,584,049 km (0.052 R)
• M10: 11,612,834 km (0.09 R)
• M11: 17,460,914 km (0.111 R)
• M12: 19,300,818 km (0.093 R)
• M13: 20,127,646 km (0.063 R)
• M14: 21,339,239 km (0.101 R)
• M15: 22,074,363 km (0.118 R)
• M16: 22,523,605 km (0.042 R)
• M17: 25,022,937 km (0.106 R)
• M18: 27,271,393 km (0.069 R)
• M19: 30,015,466 km (0.106 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: 493 - 15,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit