🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.9

Radius: 12.2

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.66 AU - 0.88 AU

Year: 458 Days

Day: 5.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,204,012 km

• M1: 151,692 km (0.116 R)
• M2: 695,630 km (0.047 R)
• M3: 1,282,802 km (0.053 R)
• M4: 1,967,511 km (0.081 R)
• M5: 2,792,244 km (0.109 R)
• M6: 3,251,061 km (0.118 R)
• M7: 4,864,624 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.8

Radius: 9.3

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.11 AU - 1.35 AU

Year: 925 Days

Day: 13.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,204,012 km

• M1: 115,789 km (0.109 R)
• M2: 446,699 km (0.061 R)
• M3: 768,634 km (0.104 R)
• M4: 1,180,028 km (0.067 R)
• M5: 1,820,157 km (0.114 R)
• M6: 2,111,424 km (0.07 R)
• M7: 2,638,607 km (0.089 R)
• M8: 3,124,501 km (0.09 R)
• M9: 3,485,780 km (0.055 R)
• M10: 3,989,027 km (0.117 R)
• M11: 4,379,926 km (0.093 R)
• M12: 4,947,501 km (0.119 R)
• M13: 5,501,462 km (0.034 R)
• M14: 6,523,664 km (0.059 R)
• M15: 7,116,670 km (0.025 R)
• M16: 7,901,460 km (0.067 R)
• M17: 8,547,723 km (0.118 R)
• M18: 9,374,999 km (0.115 R)
• M19: 9,976,084 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.5

Radius: 14.4

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.39 AU - 3.23 AU

Year: 3195 Days

Day: 8.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,204,012 km

• M1: 179,368 km (0.086 R)
• M2: 685,009 km (0.094 R)
• M3: 1,161,179 km (0.115 R)
• M4: 2,464,176 km (0.106 R)
• M5: 3,000,185 km (0.087 R)
• M6: 3,922,007 km (0.119 R)
• M7: 4,681,217 km (0.077 R)
• M8: 5,561,899 km (0.058 R)
• M9: 6,438,094 km (0.067 R)
• M10: 8,134,235 km (0.084 R)
• M11: 10,652,864 km (0.073 R)
• M12: 11,962,444 km (0.117 R)
• M13: 12,700,410 km (0.108 R)
• M14: 14,654,607 km (0.108 R)
• M15: 18,345,935 km (0.119 R)
• M16: 19,328,194 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.3

Radius: 3.6

Gravity: 23.94 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.78 AU - 11.54 AU

Year: 21965 Days

Day: 24.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,204,012 km

• M1: 46,226 km (0.112 R)
• M2: 184,454 km (0.031 R)
• M3: 580,290 km (0.059 R)
• M4: 1,124,677 km (0.078 R)
• M5: 1,825,842 km (0.079 R)
• M6: 3,703,744 km (0.094 R)
• M7: 5,339,746 km (0.097 R)
• M8: 5,977,482 km (0.078 R)
• M9: 7,313,092 km (0.096 R)
• M10: 11,738,945 km (0.083 R)
• M11: 12,298,740 km (0.103 R)
• M12: 18,078,304 km (0.085 R)
• M13: 20,375,978 km (0.073 R)
• M14: 27,331,232 km (0.102 R)
• M15: 27,873,225 km (0.049 R)
• M16: 29,429,192 km (0.116 R)
• M17: 32,229,664 km (0.054 R)
• M18: 38,218,366 km (0.119 R)
• M19: 48,289,744 km (0.094 R)
• M20: 51,838,205 km (0.055 R)
• M21: 55,211,338 km (0.096 R)
• M22: 59,811,173 km (0.11 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 20,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit