🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.06 AU - 4.18 AU

Year: 2491 Days

Day: 16.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.5

Radius: 11.7

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.17 AU - 5.69 AU

Year: 4576 Days

Day: 7.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,771,775 km

• M1: 145,559 km (0.115 R)
• M2: 529,576 km (0.064 R)
• M3: 997,818 km (0.064 R)
• M4: 1,720,824 km (0.095 R)
• M5: 2,514,591 km (0.111 R)
• M6: 2,935,559 km (0.119 R)
• M7: 3,963,296 km (0.116 R)
• M8: 4,514,265 km (0.057 R)
• M9: 5,090,666 km (0.03 R)
• M10: 6,189,014 km (0.109 R)
• M11: 6,932,515 km (0.085 R)
• M12: 8,419,967 km (0.106 R)
• M13: 9,033,916 km (0.073 R)
• M14: 9,755,277 km (0.089 R)
• M15: 10,888,032 km (0.077 R)
• M16: 11,270,105 km (0.093 R)
• M17: 11,837,829 km (0.061 R)
• M18: 13,852,912 km (0.093 R)
• M19: 16,527,872 km (0.119 R)
• M20: 17,433,687 km (0.116 R)
• M21: 19,717,299 km (0.083 R)
• M22: 20,735,910 km (0.119 R)
• M23: 22,534,226 km (0.056 R)
• M24: 23,156,105 km (0.077 R)

Planet 3 - Ice Giant

Semi-Major Axis: 17.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.8

Radius: 5.9

Gravity: 13.5 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 15.4 AU - 18.68 AU

Year: 25439 Days

Day: 23.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,771,775 km

• M1: 73,453 km (0.108 R)
• M2: 596,297 km (0.082 R)
• M3: 888,761 km (0.112 R)
• M4: 1,230,742 km (0.119 R)
• M5: 1,622,389 km (0.052 R)
• M6: 3,806,667 km (0.099 R)
• M7: 4,357,636 km (0.097 R)
• M8: 4,997,616 km (0.071 R)
• M9: 5,739,023 km (0.114 R)
• M10: 8,614,593 km (0.061 R)
• M11: 11,075,329 km (0.102 R)
• M12: 11,723,536 km (0.039 R)
• M13: 35,722,625 km (0.093 R)
• M14: 37,707,938 km (0.03 R)
• M15: 38,142,670 km (0.101 R)
• M16: 43,148,364 km (0.056 R)
• M17: 45,234,955 km (0.072 R)
• M18: 46,055,051 km (0.116 R)
• M19: 51,185,061 km (0.058 R)
• M20: 56,872,772 km (0.115 R)
• M21: 60,559,013 km (0.11 R)
• M22: 69,700,640 km (0.071 R)
• M23: 75,283,184 km (0.072 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 16,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit