🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.4

Radius: 8.9

Gravity: 12.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.75 AU - 1.09 AU

Year: 609 Days

Day: 12.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,992,731 km

• M1: 110,702 km (0.064 R)
• M2: 566,378 km (0.07 R)
• M3: 851,661 km (0.097 R)
• M4: 1,165,667 km (0.099 R)
• M5: 1,644,829 km (0.053 R)
• M6: 2,027,500 km (0.108 R)
• M7: 2,501,426 km (0.078 R)
• M8: 3,316,286 km (0.08 R)
• M9: 3,887,301 km (0.079 R)
• M10: 4,251,123 km (0.084 R)
• M11: 4,925,360 km (0.109 R)
• M12: 5,352,013 km (0.034 R)
• M13: 5,650,012 km (0.07 R)
• M14: 7,378,466 km (0.083 R)
• M15: 7,724,935 km (0.045 R)
• M16: 8,228,032 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.2

Radius: 9.5

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.79 AU - 4.43 AU

Year: 4734 Days

Day: 10 Hours

Environment

Temp: -219 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,992,731 km

• M1: 119,379 km (0.062 R)
• M2: 852,109 km (0.077 R)
• M3: 1,369,868 km (0.1 R)
• M4: 1,711,250 km (0.113 R)
• M5: 4,250,524 km (0.113 R)
• M6: 5,495,029 km (0.07 R)
• M7: 5,829,530 km (0.09 R)
• M8: 11,122,901 km (0.051 R)
• M9: 11,659,957 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.7

Radius: 13.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.39 AU - 4.57 AU

Year: 5481 Days

Day: 10.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,992,731 km

• M1: 167,849 km (0.037 R)
• M2: 649,404 km (0.104 R)
• M3: 1,348,924 km (0.111 R)
• M4: 1,924,726 km (0.06 R)
• M5: 2,716,847 km (0.044 R)
• M6: 3,323,915 km (0.079 R)
• M7: 3,855,137 km (0.05 R)
• M8: 5,676,192 km (0.083 R)
• M9: 7,525,222 km (0.04 R)
• M10: 8,729,784 km (0.116 R)
• M11: 10,331,379 km (0.092 R)
• M12: 13,387,663 km (0.069 R)
• M13: 14,798,820 km (0.092 R)
• M14: 15,570,894 km (0.041 R)
• M15: 16,120,966 km (0.084 R)
• M16: 17,389,855 km (0.045 R)
• M17: 18,792,784 km (0.108 R)
• M18: 19,698,300 km (0.091 R)
• M19: 22,127,769 km (0.101 R)
• M20: 22,823,549 km (0.076 R)
• M21: 26,524,151 km (0.109 R)
• M22: 29,110,399 km (0.059 R)
• M23: 29,572,657 km (0.113 R)
• M24: 30,893,456 km (0.095 R)
• M25: 34,161,571 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.3

Radius: 6.3

Gravity: 12.53 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 7.51 AU - 8.49 AU

Year: 15619 Days

Day: 17.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,992,731 km

• M1: 78,688 km (0.114 R)
• M2: 277,803 km (0.095 R)
• M3: 562,787 km (0.083 R)
• M4: 1,119,890 km (0.098 R)
• M5: 2,757,986 km (0.086 R)
• M6: 3,513,755 km (0.104 R)
• M7: 3,757,151 km (0.094 R)
• M8: 4,069,810 km (0.116 R)
• M9: 4,878,387 km (0.096 R)
• M10: 9,557,060 km (0.099 R)
• M11: 11,613,582 km (0.099 R)
• M12: 14,767,554 km (0.032 R)
• M13: 16,427,641 km (0.053 R)
• M14: 16,652,936 km (0.109 R)
• M15: 36,658,809 km (0.079 R)
• M16: 46,212,877 km (0.092 R)
• M17: 52,771,995 km (0.096 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 11,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit